diff --git a/Cronet/tests/common/Android.bp b/Cronet/tests/common/Android.bp
index a484adb..edeb0b3 100644
--- a/Cronet/tests/common/Android.bp
+++ b/Cronet/tests/common/Android.bp
@@ -17,6 +17,7 @@
 // They must be fast and stable, and exercise public or test APIs.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     // See: http://go/android-license-faq
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
diff --git a/Cronet/tests/cts/Android.bp b/Cronet/tests/cts/Android.bp
index 7b52694..92b73d9 100644
--- a/Cronet/tests/cts/Android.bp
+++ b/Cronet/tests/cts/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -46,7 +47,9 @@
         "framework-connectivity",
         "org.apache.http.legacy",
     ],
-    lint: { test: true }
+    lint: {
+        test: true,
+    },
 }
 
 android_test {
diff --git a/Cronet/tests/mts/Android.bp b/Cronet/tests/mts/Android.bp
index 743a1ca..9486e1f 100644
--- a/Cronet/tests/mts/Android.bp
+++ b/Cronet/tests/mts/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     // See: http://go/android-license-faq
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
diff --git a/DnsResolver/Android.bp b/DnsResolver/Android.bp
index d133034..716eb10 100644
--- a/DnsResolver/Android.bp
+++ b/DnsResolver/Android.bp
@@ -14,6 +14,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -56,7 +57,10 @@
 cc_test {
     name: "dns_helper_unit_test",
     defaults: ["netd_defaults"],
-    test_suites: ["general-tests", "mts-tethering"],
+    test_suites: [
+        "general-tests",
+        "mts-tethering",
+    ],
     test_config_template: ":net_native_test_config_template",
     header_libs: [
         "bpf_connectivity_headers",
@@ -68,8 +72,8 @@
         "libcom.android.tethering.dns_helper",
     ],
     shared_libs: [
-       "libbase",
-       "libcutils",
+        "libbase",
+        "libcutils",
     ],
     compile_multilib: "both",
     multilib: {
diff --git a/Tethering/Android.bp b/Tethering/Android.bp
index c30e251..e4e6c70 100644
--- a/Tethering/Android.bp
+++ b/Tethering/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -82,7 +83,6 @@
     ],
     manifest: "AndroidManifestBase.xml",
     lint: {
-        strict_updatability_linting: true,
         error_checks: ["NewApi"],
     },
 }
@@ -102,9 +102,7 @@
     ],
     apex_available: ["com.android.tethering"],
     lint: {
-        strict_updatability_linting: true,
         baseline_filename: "lint-baseline.xml",
-
     },
 }
 
@@ -121,9 +119,7 @@
     ],
     apex_available: ["com.android.tethering"],
     lint: {
-        strict_updatability_linting: true,
         baseline_filename: "lint-baseline.xml",
-
     },
 }
 
@@ -197,9 +193,6 @@
     optimize: {
         proguard_flags_files: ["proguard.flags"],
     },
-    lint: {
-        strict_updatability_linting: true,
-    },
 }
 
 // Updatable tethering packaged for finalized API
@@ -215,10 +208,6 @@
     use_embedded_native_libs: true,
     privapp_allowlist: ":privapp_allowlist_com.android.tethering",
     apex_available: ["com.android.tethering"],
-    lint: {
-        strict_updatability_linting: true,
-
-    },
 }
 
 android_app {
@@ -235,9 +224,7 @@
     privapp_allowlist: ":privapp_allowlist_com.android.tethering",
     apex_available: ["com.android.tethering"],
     lint: {
-        strict_updatability_linting: true,
         error_checks: ["NewApi"],
-
     },
 }
 
diff --git a/Tethering/apex/Android.bp b/Tethering/apex/Android.bp
index de9017a..30bdf37 100644
--- a/Tethering/apex/Android.bp
+++ b/Tethering/apex/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -24,6 +25,7 @@
     name: "ConnectivityNextEnableDefaults",
     enabled: true,
 }
+
 java_defaults {
     name: "NetworkStackApiShimSettingsForCurrentBranch",
     // API shims to include in the networking modules built from the branch. Branches that disable
@@ -31,6 +33,7 @@
     // (X_current API level).
     static_libs: ["NetworkStackApiCurrentShims"],
 }
+
 apex_defaults {
     name: "ConnectivityApexDefaults",
     // Tethering app to include in the AOSP apex. Branches that disable the "next" targets may use
@@ -38,6 +41,7 @@
     // package names and keys, so that apex will be unused anyway.
     apps: ["TetheringNext"], // Replace to "Tethering" if ConnectivityNextEnableDefaults is false.
 }
+
 enable_tethering_next_apex = true
 // This is a placeholder comment to avoid merge conflicts
 // as the above target may have different "enabled" values
@@ -50,16 +54,6 @@
         "//external/cronet/third_party/boringssl:libcrypto",
         "//external/cronet/third_party/boringssl:libssl",
     ],
-    arch: {
-        riscv64: {
-            // TODO: remove this when there is a riscv64 libcronet
-            exclude_jni_libs: [
-                "cronet_aml_components_cronet_android_cronet",
-                "//external/cronet/third_party/boringssl:libcrypto",
-                "//external/cronet/third_party/boringssl:libssl",
-            ],
-        },
-    },
 }
 
 apex {
@@ -92,7 +86,7 @@
         both: {
             jni_libs: [
                 "libframework-connectivity-jni",
-                "libframework-connectivity-tiramisu-jni"
+                "libframework-connectivity-tiramisu-jni",
             ],
         },
     },
@@ -117,8 +111,9 @@
         "ServiceConnectivityResources",
     ],
     prebuilts: [
-        "ot-daemon.init.34rc",
         "current_sdkinfo",
+        "netbpfload.mainline.rc",
+        "ot-daemon.init.34rc",
     ],
     manifest: "manifest.json",
     key: "com.android.tethering.key",
diff --git a/Tethering/apex/permissions/Android.bp b/Tethering/apex/permissions/Android.bp
index 69c1aa2..20772a8 100644
--- a/Tethering/apex/permissions/Android.bp
+++ b/Tethering/apex/permissions/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
     default_visibility: ["//packages/modules/Connectivity/Tethering:__subpackages__"],
 }
@@ -22,4 +23,4 @@
 filegroup {
     name: "privapp_allowlist_com.android.tethering",
     srcs: ["permissions.xml"],
-}
\ No newline at end of file
+}
diff --git a/Tethering/common/TetheringLib/Android.bp b/Tethering/common/TetheringLib/Android.bp
index bcea425..47227e3 100644
--- a/Tethering/common/TetheringLib/Android.bp
+++ b/Tethering/common/TetheringLib/Android.bp
@@ -14,6 +14,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -55,14 +56,19 @@
 
     hostdex: true, // for hiddenapi check
     permitted_packages: ["android.net"],
-    lint: { strict_updatability_linting: true },
+    lint: {
+        strict_updatability_linting: true,
+    },
+    aconfig_declarations: [
+        "com.android.net.flags-aconfig",
+    ],
 }
 
 java_library {
-  name: "framework-tethering-pre-jarjar",
-  defaults: [
-    "framework-tethering-defaults",
-  ],
+    name: "framework-tethering-pre-jarjar",
+    defaults: [
+        "framework-tethering-defaults",
+    ],
 }
 
 java_genrule {
@@ -88,7 +94,7 @@
     name: "framework-tethering-defaults",
     defaults: ["framework-module-defaults"],
     srcs: [
-      ":framework-tethering-srcs"
+        ":framework-tethering-srcs",
     ],
     libs: ["framework-connectivity.stubs.module_lib"],
     aidl: {
@@ -107,5 +113,5 @@
         "src/**/*.aidl",
         "src/**/*.java",
     ],
-    path: "src"
+    path: "src",
 }
diff --git a/Tethering/common/TetheringLib/api/system-current.txt b/Tethering/common/TetheringLib/api/system-current.txt
index 844ff64..a287b42 100644
--- a/Tethering/common/TetheringLib/api/system-current.txt
+++ b/Tethering/common/TetheringLib/api/system-current.txt
@@ -95,13 +95,16 @@
     method public default void onUpstreamChanged(@Nullable android.net.Network);
   }
 
-  public static class TetheringManager.TetheringRequest {
+  public static final class TetheringManager.TetheringRequest implements android.os.Parcelable {
+    method @FlaggedApi("com.android.net.flags.tethering_request_with_soft_ap_config") public int describeContents();
     method @Nullable public android.net.LinkAddress getClientStaticIpv4Address();
     method public int getConnectivityScope();
     method @Nullable public android.net.LinkAddress getLocalIpv4Address();
     method public boolean getShouldShowEntitlementUi();
     method public int getTetheringType();
     method public boolean isExemptFromEntitlementCheck();
+    method @FlaggedApi("com.android.net.flags.tethering_request_with_soft_ap_config") public void writeToParcel(@NonNull android.os.Parcel, int);
+    field @FlaggedApi("com.android.net.flags.tethering_request_with_soft_ap_config") @NonNull public static final android.os.Parcelable.Creator<android.net.TetheringManager.TetheringRequest> CREATOR;
   }
 
   public static class TetheringManager.TetheringRequest.Builder {
diff --git a/Tethering/common/TetheringLib/src/android/net/TetheringManager.java b/Tethering/common/TetheringLib/src/android/net/TetheringManager.java
index cd914d3..7b769d4 100644
--- a/Tethering/common/TetheringLib/src/android/net/TetheringManager.java
+++ b/Tethering/common/TetheringLib/src/android/net/TetheringManager.java
@@ -18,6 +18,7 @@
 import static android.annotation.SystemApi.Client.MODULE_LIBRARIES;
 
 import android.Manifest;
+import android.annotation.FlaggedApi;
 import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
@@ -28,6 +29,8 @@
 import android.os.Bundle;
 import android.os.ConditionVariable;
 import android.os.IBinder;
+import android.os.Parcel;
+import android.os.Parcelable;
 import android.os.RemoteException;
 import android.os.ResultReceiver;
 import android.util.ArrayMap;
@@ -59,6 +62,14 @@
  */
 @SystemApi
 public class TetheringManager {
+    // TODO : remove this class when udc-mainline-prod is abandoned and android.net.flags.Flags is
+    // available here
+    /** @hide */
+    public static class Flags {
+        static final String TETHERING_REQUEST_WITH_SOFT_AP_CONFIG =
+                "com.android.net.flags.tethering_request_with_soft_ap_config";
+    }
+
     private static final String TAG = TetheringManager.class.getSimpleName();
     private static final int DEFAULT_TIMEOUT_MS = 60_000;
     private static final long CONNECTOR_POLL_INTERVAL_MILLIS = 200L;
@@ -673,14 +684,44 @@
     /**
      *  Use with {@link #startTethering} to specify additional parameters when starting tethering.
      */
-    public static class TetheringRequest {
+    public static final class TetheringRequest implements Parcelable {
         /** A configuration set for TetheringRequest. */
         private final TetheringRequestParcel mRequestParcel;
 
-        private TetheringRequest(final TetheringRequestParcel request) {
+        private TetheringRequest(@NonNull final TetheringRequestParcel request) {
             mRequestParcel = request;
         }
 
+        private TetheringRequest(@NonNull Parcel in) {
+            mRequestParcel = in.readParcelable(TetheringRequestParcel.class.getClassLoader());
+        }
+
+        @FlaggedApi(Flags.TETHERING_REQUEST_WITH_SOFT_AP_CONFIG)
+        @NonNull
+        public static final Creator<TetheringRequest> CREATOR = new Creator<>() {
+            @Override
+            public TetheringRequest createFromParcel(@NonNull Parcel in) {
+                return new TetheringRequest(in);
+            }
+
+            @Override
+            public TetheringRequest[] newArray(int size) {
+                return new TetheringRequest[size];
+            }
+        };
+
+        @FlaggedApi(Flags.TETHERING_REQUEST_WITH_SOFT_AP_CONFIG)
+        @Override
+        public int describeContents() {
+            return 0;
+        }
+
+        @FlaggedApi(Flags.TETHERING_REQUEST_WITH_SOFT_AP_CONFIG)
+        @Override
+        public void writeToParcel(@NonNull Parcel dest, int flags) {
+            dest.writeParcelable(mRequestParcel, flags);
+        }
+
         /** Builder used to create TetheringRequest. */
         public static class Builder {
             private final TetheringRequestParcel mBuilderParcel;
diff --git a/Tethering/src/com/android/networkstack/tethering/OffloadHardwareInterface.java b/Tethering/src/com/android/networkstack/tethering/OffloadHardwareInterface.java
index 53c80ae..13a7a22 100644
--- a/Tethering/src/com/android/networkstack/tethering/OffloadHardwareInterface.java
+++ b/Tethering/src/com/android/networkstack/tethering/OffloadHardwareInterface.java
@@ -16,6 +16,7 @@
 
 package com.android.networkstack.tethering;
 
+import static com.android.net.module.util.netlink.NetlinkUtils.SOCKET_RECV_BUFSIZE;
 import static com.android.net.module.util.netlink.StructNlMsgHdr.NLM_F_DUMP;
 import static com.android.net.module.util.netlink.StructNlMsgHdr.NLM_F_REQUEST;
 
@@ -198,7 +199,8 @@
         public NativeHandle createConntrackSocket(final int groups) {
             final FileDescriptor fd;
             try {
-                fd = NetlinkUtils.netlinkSocketForProto(OsConstants.NETLINK_NETFILTER);
+                fd = NetlinkUtils.netlinkSocketForProto(OsConstants.NETLINK_NETFILTER,
+                        SOCKET_RECV_BUFSIZE);
             } catch (ErrnoException e) {
                 mLog.e("Unable to create conntrack socket " + e);
                 return null;
diff --git a/Tethering/tests/Android.bp b/Tethering/tests/Android.bp
index 72ca666..22cf3c5 100644
--- a/Tethering/tests/Android.bp
+++ b/Tethering/tests/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -24,5 +25,5 @@
     visibility: [
         "//packages/modules/Connectivity/tests:__subpackages__",
         "//packages/modules/Connectivity/Tethering/tests:__subpackages__",
-    ]
+    ],
 }
diff --git a/Tethering/tests/integration/Android.bp b/Tethering/tests/integration/Android.bp
index 2594a5e..f17396d 100644
--- a/Tethering/tests/integration/Android.bp
+++ b/Tethering/tests/integration/Android.bp
@@ -14,6 +14,7 @@
 // limitations under the License.
 //
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -50,7 +51,7 @@
     visibility: [
         "//packages/modules/Connectivity/Tethering/tests/mts",
         "//packages/modules/Connectivity/tests/cts/net",
-    ]
+    ],
 }
 
 // Library including tethering integration tests targeting the latest stable SDK.
@@ -67,7 +68,7 @@
         "//packages/modules/Connectivity/tests/cts/tethering",
         "//packages/modules/Connectivity/tests:__subpackages__",
         "//packages/modules/Connectivity/Tethering/tests:__subpackages__",
-    ]
+    ],
 }
 
 // Library including tethering integration tests targeting current development SDK.
@@ -83,7 +84,7 @@
     visibility: [
         "//packages/modules/Connectivity/tests/cts/tethering",
         "//packages/modules/Connectivity/Tethering/tests/mts",
-    ]
+    ],
 }
 
 // TODO: remove because TetheringIntegrationTests has been covered by ConnectivityCoverageTests.
diff --git a/Tethering/tests/mts/Android.bp b/Tethering/tests/mts/Android.bp
index 4f4b03c..a80e49e 100644
--- a/Tethering/tests/mts/Android.bp
+++ b/Tethering/tests/mts/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/Tethering/tests/privileged/Android.bp b/Tethering/tests/privileged/Android.bp
index c890197..ba6be66 100644
--- a/Tethering/tests/privileged/Android.bp
+++ b/Tethering/tests/privileged/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/Tethering/tests/unit/Android.bp b/Tethering/tests/unit/Android.bp
index 36d9a63..24407ca 100644
--- a/Tethering/tests/unit/Android.bp
+++ b/Tethering/tests/unit/Android.bp
@@ -16,6 +16,7 @@
 
 // Tests in this folder are included both in unit tests and CTS.
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -23,7 +24,7 @@
     name: "TetheringCommonTests",
     srcs: [
         "common/**/*.java",
-        "common/**/*.kt"
+        "common/**/*.kt",
     ],
     static_libs: [
         "androidx.test.rules",
@@ -95,7 +96,7 @@
     visibility: [
         "//packages/modules/Connectivity/tests:__subpackages__",
         "//packages/modules/Connectivity/Tethering/tests:__subpackages__",
-    ]
+    ],
 }
 
 android_test {
diff --git a/bpf_progs/Android.bp b/bpf_progs/Android.bp
index cdf47e7..674cd98 100644
--- a/bpf_progs/Android.bp
+++ b/bpf_progs/Android.bp
@@ -18,6 +18,7 @@
 // struct definitions shared with JNI
 //
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/bpf_progs/netd.c b/bpf_progs/netd.c
index f223dd1..c4b27b8 100644
--- a/bpf_progs/netd.c
+++ b/bpf_progs/netd.c
@@ -446,8 +446,18 @@
                                                       const struct egress_bool egress,
                                                       const bool enable_tracing,
                                                       const struct kver_uint kver) {
+    // sock_uid will be 'overflowuid' if !sk_fullsock(sk_to_full_sk(skb->sk))
     uint32_t sock_uid = bpf_get_socket_uid(skb);
-    uint64_t cookie = bpf_get_socket_cookie(skb);
+
+    // kernel's DEFAULT_OVERFLOWUID is 65534, this is the overflow 'nobody' uid,
+    // usually this being returned means that skb->sk is NULL during RX
+    // (early decap socket lookup failure), which commonly happens for incoming
+    // packets to an unconnected udp socket.
+    // But it can also happen for egress from a timewait socket.
+    // Let's treat such cases as 'root' which is_system_uid()
+    if (sock_uid == 65534) sock_uid = 0;
+
+    uint64_t cookie = bpf_get_socket_cookie(skb);  // 0 iff !skb->sk
     UidTagValue* utag = bpf_cookie_tag_map_lookup_elem(&cookie);
     uint32_t uid, tag;
     if (utag) {
@@ -616,12 +626,13 @@
     uint32_t sock_uid = bpf_get_socket_uid(skb);
     if (is_system_uid(sock_uid)) return BPF_MATCH;
 
-    // 65534 is the overflow 'nobody' uid, usually this being returned means
-    // that skb->sk is NULL during RX (early decap socket lookup failure),
-    // which commonly happens for incoming packets to an unconnected udp socket.
-    // Additionally bpf_get_socket_cookie() returns 0 if skb->sk is NULL
-    if ((sock_uid == 65534) && !bpf_get_socket_cookie(skb) && is_received_skb(skb))
-        return BPF_MATCH;
+    // kernel's DEFAULT_OVERFLOWUID is 65534, this is the overflow 'nobody' uid,
+    // usually this being returned means that skb->sk is NULL during RX
+    // (early decap socket lookup failure), which commonly happens for incoming
+    // packets to an unconnected udp socket.
+    // But it can also happen for egress from a timewait socket.
+    // Let's treat such cases as 'root' which is_system_uid()
+    if (sock_uid == 65534) return BPF_MATCH;
 
     UidOwnerValue* allowlistMatch = bpf_uid_owner_map_lookup_elem(&sock_uid);
     if (allowlistMatch) return allowlistMatch->rule & HAPPY_BOX_MATCH ? BPF_MATCH : BPF_NOMATCH;
diff --git a/bpf_progs/netd.h b/bpf_progs/netd.h
index 64ed633..098147f 100644
--- a/bpf_progs/netd.h
+++ b/bpf_progs/netd.h
@@ -178,7 +178,7 @@
 #endif // __cplusplus
 
 // LINT.IfChange(match_type)
-enum UidOwnerMatchType {
+enum UidOwnerMatchType : uint32_t {
     NO_MATCH = 0,
     HAPPY_BOX_MATCH = (1 << 0),
     PENALTY_BOX_MATCH = (1 << 1),
@@ -196,14 +196,14 @@
 };
 // LINT.ThenChange(../framework/src/android/net/BpfNetMapsConstants.java)
 
-enum BpfPermissionMatch {
+enum BpfPermissionMatch : uint8_t {
     BPF_PERMISSION_INTERNET = 1 << 2,
     BPF_PERMISSION_UPDATE_DEVICE_STATS = 1 << 3,
 };
 // In production we use two identical stats maps to record per uid stats and
 // do swap and clean based on the configuration specified here. The statsMapType
 // value in configuration map specified which map is currently in use.
-enum StatsMapType {
+enum StatsMapType : uint32_t {
     SELECT_MAP_A,
     SELECT_MAP_B,
 };
diff --git a/clatd/Android.bp b/clatd/Android.bp
index 595c6b9..43eb2d8 100644
--- a/clatd/Android.bp
+++ b/clatd/Android.bp
@@ -1,4 +1,5 @@
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["external_android-clat_license"],
 }
 
@@ -54,7 +55,7 @@
     defaults: ["clatd_defaults"],
     srcs: [
         ":clatd_common",
-        "main.c"
+        "main.c",
     ],
     static_libs: [
         "libip_checksum",
@@ -101,7 +102,7 @@
     defaults: ["clatd_defaults"],
     srcs: [
         ":clatd_common",
-        "clatd_test.cpp"
+        "clatd_test.cpp",
     ],
     static_libs: [
         "libbase",
diff --git a/common/Android.bp b/common/Android.bp
index b9a3b63..0048a0a 100644
--- a/common/Android.bp
+++ b/common/Android.bp
@@ -15,10 +15,13 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     // See: http://go/android-license-faq
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
+build = ["FlaggedApi.bp"]
+
 // This is a placeholder comment to avoid merge conflicts
 // as the above target may not exist
 // depending on the branch
diff --git a/common/FlaggedApi.bp b/common/FlaggedApi.bp
index 2cb9b2f..449d7ae 100644
--- a/common/FlaggedApi.bp
+++ b/common/FlaggedApi.bp
@@ -17,6 +17,15 @@
 aconfig_declarations {
     name: "com.android.net.flags-aconfig",
     package: "com.android.net.flags",
+    container: "system",
     srcs: ["flags.aconfig"],
     visibility: ["//packages/modules/Connectivity:__subpackages__"],
 }
+
+aconfig_declarations {
+    name: "nearby_flags",
+    package: "com.android.nearby.flags",
+    container: "system",
+    srcs: ["nearby_flags.aconfig"],
+    visibility: ["//packages/modules/Connectivity:__subpackages__"],
+}
diff --git a/common/flags.aconfig b/common/flags.aconfig
index 8eb3cbf..8c448e6 100644
--- a/common/flags.aconfig
+++ b/common/flags.aconfig
@@ -1,16 +1,10 @@
 package: "com.android.net.flags"
+container: "system"
 
 # This file contains aconfig flags for FlaggedAPI annotations
 # Flags used from platform code must be in under frameworks
 
 flag {
-  name: "forbidden_capability"
-  namespace: "android_core_networking"
-  description: "This flag controls the forbidden capability API"
-  bug: "302997505"
-}
-
-flag {
   name: "set_data_saver_via_cm"
   namespace: "android_core_networking"
   description: "Set data saver through ConnectivityManager API"
@@ -38,3 +32,51 @@
   bug: "294777050"
 }
 
+flag {
+  name: "ipsec_transform_state"
+  namespace: "android_core_networking_ipsec"
+  description: "The flag controls the access for getIpSecTransformState and IpSecTransformState"
+  bug: "308011229"
+}
+
+flag {
+  name: "tethering_request_with_soft_ap_config"
+  namespace: "android_core_networking"
+  description: "The flag controls the access for the parcelable TetheringRequest with getSoftApConfiguration/setSoftApConfiguration API"
+  bug: "216524590"
+}
+
+flag {
+  name: "request_restricted_wifi"
+  namespace: "android_core_networking"
+  description: "Flag for API to support requesting restricted wifi"
+  bug: "315835605"
+}
+
+flag {
+  name: "net_capability_local_network"
+  namespace: "android_core_networking"
+  description: "Flag for local network capability API"
+  bug: "313000440"
+}
+
+flag {
+  name: "support_transport_satellite"
+  namespace: "android_core_networking"
+  description: "Flag for satellite transport API"
+  bug: "320514105"
+}
+
+flag {
+  name: "nsd_subtypes_support_enabled"
+  namespace: "android_core_networking"
+  description: "Flag for API to support nsd subtypes"
+  bug: "265095929"
+}
+
+flag {
+  name: "register_nsd_offload_engine_api"
+  namespace: "android_core_networking"
+  description: "Flag for API to register nsd offload engine"
+  bug: "301713539"
+}
diff --git a/common/nearby_flags.aconfig b/common/nearby_flags.aconfig
new file mode 100644
index 0000000..b957d33
--- /dev/null
+++ b/common/nearby_flags.aconfig
@@ -0,0 +1,9 @@
+package: "com.android.nearby.flags"
+container: "system"
+
+flag {
+    name: "powered_off_finding"
+    namespace: "nearby"
+    description: "Controls whether the Powered Off Finding feature is enabled"
+    bug: "307898240"
+}
diff --git a/framework-t/Android.bp b/framework-t/Android.bp
index b90d99f..e40b55c 100644
--- a/framework-t/Android.bp
+++ b/framework-t/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     // See: http://go/android-license-faq
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
@@ -34,6 +35,7 @@
     name: "enable-framework-connectivity-t-targets",
     enabled: true,
 }
+
 // The above defaults can be used to disable framework-connectivity t
 // targets while minimizing merge conflicts in the build rules.
 
@@ -116,6 +118,7 @@
         "framework-bluetooth",
         "framework-wifi",
         "framework-connectivity-pre-jarjar",
+        "framework-location.stubs.module_lib",
     ],
     visibility: ["//packages/modules/Connectivity:__subpackages__"],
 }
@@ -138,6 +141,7 @@
         "sdk_module-lib_current_framework-connectivity",
     ],
     libs: [
+        "framework-location.stubs.module_lib",
         "sdk_module-lib_current_framework-connectivity",
     ],
     permitted_packages: [
@@ -193,6 +197,7 @@
     ],
     aconfig_declarations: [
         "com.android.net.flags-aconfig",
+        "nearby_flags",
     ],
 }
 
diff --git a/framework-t/api/current.txt b/framework-t/api/current.txt
index 7cd3d4f..9ae0cf7 100644
--- a/framework-t/api/current.txt
+++ b/framework-t/api/current.txt
@@ -127,7 +127,7 @@
 
   public final class IpSecTransform implements java.lang.AutoCloseable {
     method public void close();
-    method @FlaggedApi("com.android.net.flags.ipsec_transform_state") public void getIpSecTransformState(@NonNull java.util.concurrent.Executor, @NonNull android.os.OutcomeReceiver<android.net.IpSecTransformState,java.lang.RuntimeException>);
+    method @FlaggedApi("com.android.net.flags.ipsec_transform_state") public void requestIpSecTransformState(@NonNull java.util.concurrent.Executor, @NonNull android.os.OutcomeReceiver<android.net.IpSecTransformState,java.lang.RuntimeException>);
   }
 
   public static class IpSecTransform.Builder {
@@ -145,7 +145,7 @@
     method public long getPacketCount();
     method @NonNull public byte[] getReplayBitmap();
     method public long getRxHighestSequenceNumber();
-    method public long getTimestamp();
+    method public long getTimestampMillis();
     method public long getTxHighestSequenceNumber();
     method public void writeToParcel(@NonNull android.os.Parcel, int);
     field @NonNull public static final android.os.Parcelable.Creator<android.net.IpSecTransformState> CREATOR;
@@ -158,7 +158,7 @@
     method @NonNull public android.net.IpSecTransformState.Builder setPacketCount(long);
     method @NonNull public android.net.IpSecTransformState.Builder setReplayBitmap(@NonNull byte[]);
     method @NonNull public android.net.IpSecTransformState.Builder setRxHighestSequenceNumber(long);
-    method @NonNull public android.net.IpSecTransformState.Builder setTimestamp(long);
+    method @NonNull public android.net.IpSecTransformState.Builder setTimestampMillis(long);
     method @NonNull public android.net.IpSecTransformState.Builder setTxHighestSequenceNumber(long);
   }
 
diff --git a/framework-t/api/system-current.txt b/framework-t/api/system-current.txt
index 8251f85..1f1953c 100644
--- a/framework-t/api/system-current.txt
+++ b/framework-t/api/system-current.txt
@@ -59,11 +59,17 @@
   }
 
   public class NearbyManager {
+    method @FlaggedApi("com.android.nearby.flags.powered_off_finding") @RequiresPermission(android.Manifest.permission.BLUETOOTH_PRIVILEGED) public int getPoweredOffFindingMode();
     method public void queryOffloadCapability(@NonNull java.util.concurrent.Executor, @NonNull java.util.function.Consumer<android.nearby.OffloadCapability>);
+    method @FlaggedApi("com.android.nearby.flags.powered_off_finding") @RequiresPermission(android.Manifest.permission.BLUETOOTH_PRIVILEGED) public void setPoweredOffFindingEphemeralIds(@NonNull java.util.List<byte[]>);
+    method @FlaggedApi("com.android.nearby.flags.powered_off_finding") @RequiresPermission(android.Manifest.permission.BLUETOOTH_PRIVILEGED) public void setPoweredOffFindingMode(int);
     method @RequiresPermission(allOf={android.Manifest.permission.BLUETOOTH_ADVERTISE, android.Manifest.permission.BLUETOOTH_PRIVILEGED}) public void startBroadcast(@NonNull android.nearby.BroadcastRequest, @NonNull java.util.concurrent.Executor, @NonNull android.nearby.BroadcastCallback);
     method @RequiresPermission(allOf={android.Manifest.permission.BLUETOOTH_SCAN, android.Manifest.permission.BLUETOOTH_PRIVILEGED}) public int startScan(@NonNull android.nearby.ScanRequest, @NonNull java.util.concurrent.Executor, @NonNull android.nearby.ScanCallback);
     method @RequiresPermission(allOf={android.Manifest.permission.BLUETOOTH_ADVERTISE, android.Manifest.permission.BLUETOOTH_PRIVILEGED}) public void stopBroadcast(@NonNull android.nearby.BroadcastCallback);
     method @RequiresPermission(allOf={android.Manifest.permission.BLUETOOTH_SCAN, android.Manifest.permission.BLUETOOTH_PRIVILEGED}) public void stopScan(@NonNull android.nearby.ScanCallback);
+    field @FlaggedApi("com.android.nearby.flags.powered_off_finding") public static final int POWERED_OFF_FINDING_MODE_DISABLED = 1; // 0x1
+    field @FlaggedApi("com.android.nearby.flags.powered_off_finding") public static final int POWERED_OFF_FINDING_MODE_ENABLED = 2; // 0x2
+    field @FlaggedApi("com.android.nearby.flags.powered_off_finding") public static final int POWERED_OFF_FINDING_MODE_UNSUPPORTED = 0; // 0x0
   }
 
   public final class OffloadCapability implements android.os.Parcelable {
diff --git a/framework-t/src/android/net/IpSecTransform.java b/framework-t/src/android/net/IpSecTransform.java
index 246a2dd..4e10a96 100644
--- a/framework-t/src/android/net/IpSecTransform.java
+++ b/framework-t/src/android/net/IpSecTransform.java
@@ -215,7 +215,7 @@
      * @see IpSecTransformState
      */
     @FlaggedApi(IPSEC_TRANSFORM_STATE)
-    public void getIpSecTransformState(
+    public void requestIpSecTransformState(
             @CallbackExecutor @NonNull Executor executor,
             @NonNull OutcomeReceiver<IpSecTransformState, RuntimeException> callback) {
         Objects.requireNonNull(executor);
diff --git a/framework-t/src/android/net/IpSecTransformState.java b/framework-t/src/android/net/IpSecTransformState.java
index b575dd5..5b80ae2 100644
--- a/framework-t/src/android/net/IpSecTransformState.java
+++ b/framework-t/src/android/net/IpSecTransformState.java
@@ -23,6 +23,7 @@
 import android.annotation.NonNull;
 import android.os.Parcel;
 import android.os.Parcelable;
+import android.os.SystemClock;
 
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.net.module.util.HexDump;
@@ -40,7 +41,7 @@
  */
 @FlaggedApi(IPSEC_TRANSFORM_STATE)
 public final class IpSecTransformState implements Parcelable {
-    private final long mTimeStamp;
+    private final long mTimestamp;
     private final long mTxHighestSequenceNumber;
     private final long mRxHighestSequenceNumber;
     private final long mPacketCount;
@@ -54,7 +55,7 @@
             long packetCount,
             long byteCount,
             byte[] replayBitmap) {
-        mTimeStamp = timestamp;
+        mTimestamp = timestamp;
         mTxHighestSequenceNumber = txHighestSequenceNumber;
         mRxHighestSequenceNumber = rxHighestSequenceNumber;
         mPacketCount = packetCount;
@@ -78,7 +79,7 @@
     @VisibleForTesting(visibility = Visibility.PRIVATE)
     public IpSecTransformState(@NonNull Parcel in) {
         Objects.requireNonNull(in, "The input PersistableBundle is null");
-        mTimeStamp = in.readLong();
+        mTimestamp = in.readLong();
         mTxHighestSequenceNumber = in.readLong();
         mRxHighestSequenceNumber = in.readLong();
         mPacketCount = in.readLong();
@@ -97,7 +98,7 @@
 
     @Override
     public void writeToParcel(@NonNull Parcel out, int flags) {
-        out.writeLong(mTimeStamp);
+        out.writeLong(mTimestamp);
         out.writeLong(mTxHighestSequenceNumber);
         out.writeLong(mRxHighestSequenceNumber);
         out.writeLong(mPacketCount);
@@ -120,16 +121,17 @@
             };
 
     /**
-     * Retrieve the epoch timestamp (milliseconds) for when this state was created
+     * Retrieve the timestamp (milliseconds) when this state was created, as per {@link
+     * SystemClock#elapsedRealtime}
      *
-     * @see Builder#setTimestamp(long)
+     * @see Builder#setTimestampMillis(long)
      */
-    public long getTimestamp() {
-        return mTimeStamp;
+    public long getTimestampMillis() {
+        return mTimestamp;
     }
 
     /**
-     * Retrieve the highest sequence number sent so far
+     * Retrieve the highest sequence number sent so far as an unsigned long
      *
      * @see Builder#setTxHighestSequenceNumber(long)
      */
@@ -138,7 +140,7 @@
     }
 
     /**
-     * Retrieve the highest sequence number received so far
+     * Retrieve the highest sequence number received so far as an unsigned long
      *
      * @see Builder#setRxHighestSequenceNumber(long)
      */
@@ -147,7 +149,10 @@
     }
 
     /**
-     * Retrieve the number of packets received AND sent so far
+     * Retrieve the number of packets processed so far as an unsigned long.
+     *
+     * <p>The packet count direction (inbound or outbound) aligns with the direction in which the
+     * IpSecTransform is applied to.
      *
      * @see Builder#setPacketCount(long)
      */
@@ -156,7 +161,10 @@
     }
 
     /**
-     * Retrieve the number of bytes received AND sent so far
+     * Retrieve the number of bytes processed so far as an unsigned long
+     *
+     * <p>The byte count direction (inbound or outbound) aligns with the direction in which the
+     * IpSecTransform is applied to.
      *
      * @see Builder#setByteCount(long)
      */
@@ -183,10 +191,15 @@
         return mReplayBitmap.clone();
     }
 
-    /** Builder class for testing purposes */
+    /**
+     * Builder class for testing purposes
+     *
+     * <p>Except for testing, IPsec callers normally do not instantiate {@link IpSecTransformState}
+     * themselves but instead get a reference via {@link IpSecTransformState}
+     */
     @FlaggedApi(IPSEC_TRANSFORM_STATE)
     public static final class Builder {
-        private long mTimeStamp;
+        private long mTimestamp;
         private long mTxHighestSequenceNumber;
         private long mRxHighestSequenceNumber;
         private long mPacketCount;
@@ -194,22 +207,22 @@
         private byte[] mReplayBitmap;
 
         public Builder() {
-            mTimeStamp = System.currentTimeMillis();
+            mTimestamp = SystemClock.elapsedRealtime();
         }
 
         /**
-         * Set the epoch timestamp (milliseconds) for when this state was created
+         * Set the timestamp (milliseconds) when this state was created
          *
-         * @see IpSecTransformState#getTimestamp()
+         * @see IpSecTransformState#getTimestampMillis()
          */
         @NonNull
-        public Builder setTimestamp(long timeStamp) {
-            mTimeStamp = timeStamp;
+        public Builder setTimestampMillis(long timestamp) {
+            mTimestamp = timestamp;
             return this;
         }
 
         /**
-         * Set the highest sequence number sent so far
+         * Set the highest sequence number sent so far as an unsigned long
          *
          * @see IpSecTransformState#getTxHighestSequenceNumber()
          */
@@ -220,7 +233,7 @@
         }
 
         /**
-         * Set the highest sequence number received so far
+         * Set the highest sequence number received so far as an unsigned long
          *
          * @see IpSecTransformState#getRxHighestSequenceNumber()
          */
@@ -231,7 +244,7 @@
         }
 
         /**
-         * Set the number of packets received AND sent so far
+         * Set the number of packets processed so far as an unsigned long
          *
          * @see IpSecTransformState#getPacketCount()
          */
@@ -242,7 +255,7 @@
         }
 
         /**
-         * Set the number of bytes received AND sent so far
+         * Set the number of bytes processed so far as an unsigned long
          *
          * @see IpSecTransformState#getByteCount()
          */
@@ -271,7 +284,7 @@
         @NonNull
         public IpSecTransformState build() {
             return new IpSecTransformState(
-                    mTimeStamp,
+                    mTimestamp,
                     mTxHighestSequenceNumber,
                     mRxHighestSequenceNumber,
                     mPacketCount,
diff --git a/framework-t/src/android/net/NetworkStatsAccess.java b/framework-t/src/android/net/NetworkStatsAccess.java
index 7fe499b..7c9b3ec 100644
--- a/framework-t/src/android/net/NetworkStatsAccess.java
+++ b/framework-t/src/android/net/NetworkStatsAccess.java
@@ -128,7 +128,7 @@
 
         final int appId = UserHandle.getAppId(callingUid);
 
-        final boolean isNetworkStack = PermissionUtils.checkAnyPermissionOf(
+        final boolean isNetworkStack = PermissionUtils.hasAnyPermissionOf(
                 context, callingPid, callingUid, android.Manifest.permission.NETWORK_STACK,
                 NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
 
diff --git a/framework-t/src/android/net/nsd/NsdManager.java b/framework-t/src/android/net/nsd/NsdManager.java
index 27b4955..f6e1324 100644
--- a/framework-t/src/android/net/nsd/NsdManager.java
+++ b/framework-t/src/android/net/nsd/NsdManager.java
@@ -57,7 +57,6 @@
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.util.ArrayList;
-import java.util.List;
 import java.util.Objects;
 import java.util.concurrent.Executor;
 import java.util.regex.Matcher;
@@ -167,7 +166,28 @@
      * A regex for the acceptable format of a type or subtype label.
      * @hide
      */
-    public static final String TYPE_SUBTYPE_LABEL_REGEX = "_[a-zA-Z0-9-_]{1,61}[a-zA-Z0-9]";
+    public static final String TYPE_LABEL_REGEX = "_[a-zA-Z0-9-_]{1,61}[a-zA-Z0-9]";
+
+    /**
+     * A regex for the acceptable format of a subtype label.
+     *
+     * As per RFC 6763 7.1, "Subtype strings are not required to begin with an underscore, though
+     * they often do.", and "Subtype strings [...] may be constructed using arbitrary 8-bit data
+     * values.  In many cases these data values may be UTF-8 [RFC3629] representations of text, or
+     * even (as in the example above) plain ASCII [RFC20], but they do not have to be.".
+     *
+     * This regex is overly conservative as it mandates the underscore and only allows printable
+     * ASCII characters (codes 0x20 to 0x7e, space to tilde), except for comma (0x2c) and dot
+     * (0x2e); so the NsdManager API does not allow everything the RFC allows. This may be revisited
+     * in the future, but using arbitrary bytes makes logging and testing harder, and using other
+     * characters would probably be a bad idea for interoperability for apps.
+     * @hide
+     */
+    public static final String SUBTYPE_LABEL_REGEX = "_["
+            + "\\x20-\\x2b"
+            + "\\x2d"
+            + "\\x2f-\\x7e"
+            + "]{1,62}";
 
     /**
      * A regex for the acceptable format of a service type specification.
@@ -180,14 +200,14 @@
     public static final String TYPE_REGEX =
             // Optional leading subtype (_subtype._type._tcp)
             // (?: xxx) is a non-capturing parenthesis, don't capture the dot
-            "^(?:(" + TYPE_SUBTYPE_LABEL_REGEX + ")\\.)?"
+            "^(?:(" + SUBTYPE_LABEL_REGEX + ")\\.)?"
                     // Actual type (_type._tcp.local)
-                    + "(" + TYPE_SUBTYPE_LABEL_REGEX + "\\._(?:tcp|udp))"
+                    + "(" + TYPE_LABEL_REGEX + "\\._(?:tcp|udp))"
                     // Drop '.' at the end of service type that is compatible with old backend.
                     // e.g. allow "_type._tcp.local."
                     + "\\.?"
                     // Optional subtype after comma, for "_type._tcp,_subtype1,_subtype2" format
-                    + "((?:," + TYPE_SUBTYPE_LABEL_REGEX + ")*)"
+                    + "((?:," + SUBTYPE_LABEL_REGEX + ")*)"
                     + "$";
 
     /**
diff --git a/framework/Android.bp b/framework/Android.bp
index b7ff04f..8fa336a 100644
--- a/framework/Android.bp
+++ b/framework/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     // See: http://go/android-license-faq
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
@@ -106,9 +107,6 @@
     apex_available: [
         "com.android.tethering",
     ],
-    lint: {
-        strict_updatability_linting: true,
-    },
 }
 
 java_library {
@@ -197,6 +195,9 @@
     lint: {
         baseline_filename: "lint-baseline.xml",
     },
+    aconfig_declarations: [
+        "com.android.net.flags-aconfig",
+    ],
 }
 
 platform_compat_config {
diff --git a/framework/aidl-export/android/net/TetheringManager.aidl b/framework/aidl-export/android/net/TetheringManager.aidl
new file mode 100644
index 0000000..1235722
--- /dev/null
+++ b/framework/aidl-export/android/net/TetheringManager.aidl
@@ -0,0 +1,20 @@
+/**
+ *
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.net;
+
+parcelable TetheringManager.TetheringRequest;
diff --git a/framework/api/current.txt b/framework/api/current.txt
index 6860c3c..ef8415c 100644
--- a/framework/api/current.txt
+++ b/framework/api/current.txt
@@ -315,6 +315,7 @@
     method @Nullable public android.net.NetworkSpecifier getNetworkSpecifier();
     method public int getOwnerUid();
     method public int getSignalStrength();
+    method @FlaggedApi("com.android.net.flags.request_restricted_wifi") @NonNull public java.util.Set<java.lang.Integer> getSubscriptionIds();
     method @Nullable public android.net.TransportInfo getTransportInfo();
     method public boolean hasCapability(int);
     method public boolean hasEnterpriseId(int);
@@ -332,6 +333,7 @@
     field public static final int NET_CAPABILITY_IA = 7; // 0x7
     field public static final int NET_CAPABILITY_IMS = 4; // 0x4
     field public static final int NET_CAPABILITY_INTERNET = 12; // 0xc
+    field @FlaggedApi("com.android.net.flags.net_capability_local_network") public static final int NET_CAPABILITY_LOCAL_NETWORK = 36; // 0x24
     field public static final int NET_CAPABILITY_MCX = 23; // 0x17
     field public static final int NET_CAPABILITY_MMS = 0; // 0x0
     field public static final int NET_CAPABILITY_MMTEL = 33; // 0x21
@@ -360,6 +362,7 @@
     field public static final int TRANSPORT_CELLULAR = 0; // 0x0
     field public static final int TRANSPORT_ETHERNET = 3; // 0x3
     field public static final int TRANSPORT_LOWPAN = 6; // 0x6
+    field @FlaggedApi("com.android.net.flags.support_transport_satellite") public static final int TRANSPORT_SATELLITE = 10; // 0xa
     field public static final int TRANSPORT_THREAD = 9; // 0x9
     field public static final int TRANSPORT_USB = 8; // 0x8
     field public static final int TRANSPORT_VPN = 4; // 0x4
@@ -418,6 +421,7 @@
     method public int describeContents();
     method @NonNull public int[] getCapabilities();
     method @Nullable public android.net.NetworkSpecifier getNetworkSpecifier();
+    method @FlaggedApi("com.android.net.flags.request_restricted_wifi") @NonNull public java.util.Set<java.lang.Integer> getSubscriptionIds();
     method @NonNull public int[] getTransportTypes();
     method public boolean hasCapability(int);
     method public boolean hasTransport(int);
@@ -437,6 +441,7 @@
     method @NonNull public android.net.NetworkRequest.Builder setIncludeOtherUidNetworks(boolean);
     method @Deprecated public android.net.NetworkRequest.Builder setNetworkSpecifier(String);
     method public android.net.NetworkRequest.Builder setNetworkSpecifier(android.net.NetworkSpecifier);
+    method @FlaggedApi("com.android.net.flags.request_restricted_wifi") @NonNull public android.net.NetworkRequest.Builder setSubscriptionIds(@NonNull java.util.Set<java.lang.Integer>);
   }
 
   public class ParseException extends java.lang.RuntimeException {
diff --git a/framework/api/system-current.txt b/framework/api/system-current.txt
index e812024..bef29a4 100644
--- a/framework/api/system-current.txt
+++ b/framework/api/system-current.txt
@@ -307,7 +307,6 @@
     method @NonNull public int[] getAdministratorUids();
     method @Nullable public static String getCapabilityCarrierName(int);
     method @Nullable public String getSsid();
-    method @NonNull public java.util.Set<java.lang.Integer> getSubscriptionIds();
     method @NonNull public int[] getTransportTypes();
     method @Nullable public java.util.List<android.net.Network> getUnderlyingNetworks();
     method public boolean isPrivateDnsBroken();
@@ -373,7 +372,6 @@
 
   public static class NetworkRequest.Builder {
     method @NonNull @RequiresPermission(android.Manifest.permission.NETWORK_SIGNAL_STRENGTH_WAKEUP) public android.net.NetworkRequest.Builder setSignalStrength(int);
-    method @NonNull public android.net.NetworkRequest.Builder setSubscriptionIds(@NonNull java.util.Set<java.lang.Integer>);
   }
 
   public final class NetworkScore implements android.os.Parcelable {
diff --git a/framework/jni/android_net_NetworkUtils.cpp b/framework/jni/android_net_NetworkUtils.cpp
index 51eaf1c..3779a00 100644
--- a/framework/jni/android_net_NetworkUtils.cpp
+++ b/framework/jni/android_net_NetworkUtils.cpp
@@ -255,6 +255,10 @@
     return bpf::isKernel64Bit();
 }
 
+static jboolean android_net_utils_isKernelX86(JNIEnv *env, jclass clazz) {
+    return bpf::isX86();
+}
+
 // ----------------------------------------------------------------------------
 
 /*
@@ -278,6 +282,7 @@
     { "setsockoptBytes", "(Ljava/io/FileDescriptor;II[B)V",
     (void*) android_net_utils_setsockoptBytes},
     { "isKernel64Bit", "()Z", (void*) android_net_utils_isKernel64Bit },
+    { "isKernelX86", "()Z", (void*) android_net_utils_isKernelX86 },
 };
 // clang-format on
 
diff --git a/framework/src/android/net/NetworkCapabilities.java b/framework/src/android/net/NetworkCapabilities.java
index efae754..f6ef75e 100644
--- a/framework/src/android/net/NetworkCapabilities.java
+++ b/framework/src/android/net/NetworkCapabilities.java
@@ -20,6 +20,7 @@
 import static com.android.net.module.util.BitUtils.appendStringRepresentationOfBitMaskToStringBuilder;
 import static com.android.net.module.util.BitUtils.describeDifferences;
 
+import android.annotation.FlaggedApi;
 import android.annotation.IntDef;
 import android.annotation.LongDef;
 import android.annotation.NonNull;
@@ -29,9 +30,6 @@
 import android.annotation.SystemApi;
 import android.compat.annotation.UnsupportedAppUsage;
 import android.net.ConnectivityManager.NetworkCallback;
-// Can't be imported because aconfig tooling doesn't exist on udc-mainline-prod yet
-// See inner class Flags which mimics this for the time being
-// import android.net.flags.Flags;
 import android.os.Build;
 import android.os.Parcel;
 import android.os.Parcelable;
@@ -130,6 +128,12 @@
     public static class Flags {
         static final String FLAG_FORBIDDEN_CAPABILITY =
                 "com.android.net.flags.forbidden_capability";
+        static final String FLAG_NET_CAPABILITY_LOCAL_NETWORK =
+                "com.android.net.flags.net_capability_local_network";
+        static final String REQUEST_RESTRICTED_WIFI =
+                "com.android.net.flags.request_restricted_wifi";
+        static final String SUPPORT_TRANSPORT_SATELLITE =
+                "com.android.net.flags.support_transport_satellite";
     }
 
     /**
@@ -716,17 +720,24 @@
     public static final int NET_CAPABILITY_PRIORITIZE_BANDWIDTH = 35;
 
     /**
-     * This is a local network, e.g. a tethering downstream or a P2P direct network.
+     * Indicates that this network is a local network.
      *
-     * <p>
-     * Note that local networks are not sent to callbacks by default. To receive callbacks about
-     * them, the {@link NetworkRequest} instance must be prepared to see them, either by
-     * adding the capability with {@link NetworkRequest.Builder#addCapability}, by removing
-     * this forbidden capability with {@link NetworkRequest.Builder#removeForbiddenCapability},
-     * or by clearing all capabilites with {@link NetworkRequest.Builder#clearCapabilities()}.
-     * </p>
-     * @hide
+     * Local networks are networks where the device is not obtaining IP addresses from the
+     * network, but advertising IP addresses itself. Examples of local networks are:
+     * <ul>
+     * <li>USB tethering or Wi-Fi hotspot networks to which the device is sharing its Internet
+     * connectivity.
+     * <li>Thread networks where the current device is the Thread Border Router.
+     * <li>Wi-Fi P2P networks where the current device is the Group Owner.
+     * </ul>
+     *
+     * Networks used to obtain Internet access are never local networks.
+     *
+     * Apps that target an SDK before {@link Build.VERSION_CODES.VANILLA_ICE_CREAM} will not see
+     * networks with this capability unless they explicitly set the NET_CAPABILITY_LOCAL_NETWORK
+     * in their NetworkRequests.
      */
+    @FlaggedApi(Flags.FLAG_NET_CAPABILITY_LOCAL_NETWORK)
     public static final int NET_CAPABILITY_LOCAL_NETWORK = 36;
 
     private static final int MAX_NET_CAPABILITY = NET_CAPABILITY_LOCAL_NETWORK;
@@ -1257,6 +1268,7 @@
             TRANSPORT_TEST,
             TRANSPORT_USB,
             TRANSPORT_THREAD,
+            TRANSPORT_SATELLITE,
     })
     public @interface Transport { }
 
@@ -1313,10 +1325,16 @@
      */
     public static final int TRANSPORT_THREAD = 9;
 
+    /**
+     * Indicates this network uses a Satellite transport.
+     */
+    @FlaggedApi(Flags.SUPPORT_TRANSPORT_SATELLITE)
+    public static final int TRANSPORT_SATELLITE = 10;
+
     /** @hide */
     public static final int MIN_TRANSPORT = TRANSPORT_CELLULAR;
     /** @hide */
-    public static final int MAX_TRANSPORT = TRANSPORT_THREAD;
+    public static final int MAX_TRANSPORT = TRANSPORT_SATELLITE;
 
     private static final int ALL_VALID_TRANSPORTS;
     static {
@@ -1343,6 +1361,7 @@
         "TEST",
         "USB",
         "THREAD",
+        "SATELLITE",
     };
 
     /**
@@ -2794,10 +2813,9 @@
      * receiver holds the NETWORK_FACTORY permission. In all other cases, it will be the empty set.
      *
      * @return
-     * @hide
      */
     @NonNull
-    @SystemApi
+    @FlaggedApi(Flags.REQUEST_RESTRICTED_WIFI)
     public Set<Integer> getSubscriptionIds() {
         return new ArraySet<>(mSubIds);
     }
diff --git a/framework/src/android/net/NetworkRequest.java b/framework/src/android/net/NetworkRequest.java
index 653e41d..4de02ac 100644
--- a/framework/src/android/net/NetworkRequest.java
+++ b/framework/src/android/net/NetworkRequest.java
@@ -34,6 +34,7 @@
 import static android.net.NetworkCapabilities.NET_CAPABILITY_VALIDATED;
 import static android.net.NetworkCapabilities.TRANSPORT_TEST;
 
+import android.annotation.FlaggedApi;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.RequiresPermission;
@@ -145,6 +146,12 @@
  * Look up the specific capability to learn whether its usage requires this self-certification.
  */
 public class NetworkRequest implements Parcelable {
+
+    /** @hide */
+    public static class Flags {
+        static final String REQUEST_RESTRICTED_WIFI =
+                "com.android.net.flags.request_restricted_wifi";
+    }
     /**
      * The first requestId value that will be allocated.
      * @hide only used by ConnectivityService.
@@ -630,10 +637,9 @@
          * NETWORK_FACTORY permission.
          *
          * @param subIds A {@code Set} that represents subscription IDs.
-         * @hide
          */
         @NonNull
-        @SystemApi
+        @FlaggedApi(Flags.REQUEST_RESTRICTED_WIFI)
         public Builder setSubscriptionIds(@NonNull Set<Integer> subIds) {
             mNetworkCapabilities.setSubscriptionIds(subIds);
             return this;
@@ -890,4 +896,17 @@
         // a new array.
         return networkCapabilities.getTransportTypes();
     }
+
+    /**
+     * Gets all the subscription ids set on this {@code NetworkRequest} instance.
+     *
+     * @return Set of Integer values for this instance.
+     */
+    @NonNull
+    @FlaggedApi(Flags.REQUEST_RESTRICTED_WIFI)
+    public Set<Integer> getSubscriptionIds() {
+        // No need to make a defensive copy here as NC#getSubscriptionIds() already returns
+        // a new set.
+        return networkCapabilities.getSubscriptionIds();
+    }
 }
diff --git a/framework/src/android/net/NetworkUtils.java b/framework/src/android/net/NetworkUtils.java
index 785c029..18feb84 100644
--- a/framework/src/android/net/NetworkUtils.java
+++ b/framework/src/android/net/NetworkUtils.java
@@ -440,4 +440,7 @@
 
     /** Returns whether the Linux Kernel is 64 bit */
     public static native boolean isKernel64Bit();
+
+    /** Returns whether the Linux Kernel is x86 */
+    public static native boolean isKernelX86();
 }
diff --git a/nearby/apex/Android.bp b/nearby/apex/Android.bp
index d7f063a..5fdf5c9 100644
--- a/nearby/apex/Android.bp
+++ b/nearby/apex/Android.bp
@@ -12,6 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/nearby/framework/Android.bp b/nearby/framework/Android.bp
index 4bb9efd..4be102c 100644
--- a/nearby/framework/Android.bp
+++ b/nearby/framework/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -49,6 +50,7 @@
         "androidx.annotation_annotation",
         "framework-annotations-lib",
         "framework-bluetooth",
+        "framework-location.stubs.module_lib",
     ],
     static_libs: [
         "modules-utils-preconditions",
diff --git a/nearby/framework/java/android/nearby/INearbyManager.aidl b/nearby/framework/java/android/nearby/INearbyManager.aidl
index 7af271e..21ae0ac 100644
--- a/nearby/framework/java/android/nearby/INearbyManager.aidl
+++ b/nearby/framework/java/android/nearby/INearbyManager.aidl
@@ -20,6 +20,7 @@
 import android.nearby.IScanListener;
 import android.nearby.BroadcastRequestParcelable;
 import android.nearby.ScanRequest;
+import android.nearby.PoweredOffFindingEphemeralId;
 import android.nearby.aidl.IOffloadCallback;
 
 /**
@@ -40,4 +41,10 @@
     void stopBroadcast(in IBroadcastListener callback, String packageName, @nullable String attributionTag);
 
     void queryOffloadCapability(in IOffloadCallback callback) ;
-}
\ No newline at end of file
+
+    void setPoweredOffFindingEphemeralIds(in List<PoweredOffFindingEphemeralId> eids);
+
+    void setPoweredOffModeEnabled(boolean enabled);
+
+    boolean getPoweredOffModeEnabled();
+}
diff --git a/nearby/framework/java/android/nearby/NearbyManager.java b/nearby/framework/java/android/nearby/NearbyManager.java
index 00f1c38..cae653d 100644
--- a/nearby/framework/java/android/nearby/NearbyManager.java
+++ b/nearby/framework/java/android/nearby/NearbyManager.java
@@ -18,6 +18,7 @@
 
 import android.Manifest;
 import android.annotation.CallbackExecutor;
+import android.annotation.FlaggedApi;
 import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
@@ -25,9 +26,12 @@
 import android.annotation.SuppressLint;
 import android.annotation.SystemApi;
 import android.annotation.SystemService;
+import android.bluetooth.BluetoothManager;
 import android.content.Context;
+import android.location.LocationManager;
 import android.nearby.aidl.IOffloadCallback;
 import android.os.RemoteException;
+import android.os.SystemProperties;
 import android.provider.Settings;
 import android.util.Log;
 
@@ -37,6 +41,7 @@
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.lang.ref.WeakReference;
+import java.util.List;
 import java.util.Objects;
 import java.util.WeakHashMap;
 import java.util.concurrent.Executor;
@@ -75,8 +80,51 @@
         int ERROR = 2;
     }
 
+    /**
+     * Return value of {@link #getPoweredOffFindingMode()} when this powered off finding is not
+     * supported the device.
+     */
+    @FlaggedApi("com.android.nearby.flags.powered_off_finding")
+    public static final int POWERED_OFF_FINDING_MODE_UNSUPPORTED = 0;
+
+    /**
+     * Return value of {@link #getPoweredOffFindingMode()} and argument of {@link
+     * #setPoweredOffFindingMode(int)} when powered off finding is supported but disabled. The
+     * device will not start to advertise when powered off.
+     */
+    @FlaggedApi("com.android.nearby.flags.powered_off_finding")
+    public static final int POWERED_OFF_FINDING_MODE_DISABLED = 1;
+
+    /**
+     * Return value of {@link #getPoweredOffFindingMode()} and argument of {@link
+     * #setPoweredOffFindingMode(int)} when powered off finding is enabled. The device will start to
+     * advertise when powered off.
+     */
+    @FlaggedApi("com.android.nearby.flags.powered_off_finding")
+    public static final int POWERED_OFF_FINDING_MODE_ENABLED = 2;
+
+    /**
+     * Powered off finding modes.
+     *
+     * @hide
+     */
+    @IntDef(
+            prefix = {"POWERED_OFF_FINDING_MODE"},
+            value = {
+                    POWERED_OFF_FINDING_MODE_UNSUPPORTED,
+                    POWERED_OFF_FINDING_MODE_DISABLED,
+                    POWERED_OFF_FINDING_MODE_ENABLED,
+            })
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface PoweredOffFindingMode {}
+
     private static final String TAG = "NearbyManager";
 
+    private static final int POWERED_OFF_FINDING_EID_LENGTH = 20;
+
+    private static final String POWER_OFF_FINDING_SUPPORTED_PROPERTY =
+            "ro.bluetooth.finder.supported";
+
     /**
      * TODO(b/286137024): Remove this when CTS R5 is rolled out.
      * Whether allows Fast Pair to scan.
@@ -456,4 +504,124 @@
                 "successfully %s Fast Pair scan", enable ? "enables" : "disables"));
     }
 
+    /**
+     * Sets the precomputed EIDs for advertising when the phone is powered off. The Bluetooth
+     * controller will store these EIDs in its memory, and will start advertising them in Find My
+     * Device network EID frames when powered off, only if the powered off finding mode was
+     * previously enabled by calling {@link #setPoweredOffFindingMode(int)}.
+     *
+     * <p>The EIDs are cryptographic ephemeral identifiers that change periodically, based on the
+     * Android clock at the time of the shutdown. They are used as the public part of asymmetric key
+     * pairs. Members of the Find My Device network can use them to encrypt the location of where
+     * they sight the advertising device. Only someone in possession of the private key (the device
+     * owner or someone that the device owner shared the key with) can decrypt this encrypted
+     * location.
+     *
+     * <p>Android will typically call this method during the shutdown process. Even after the
+     * method was called, it is still possible to call {#link setPoweredOffFindingMode() to disable
+     * the advertisement, for example to temporarily disable it for a single shutdown.
+     *
+     * <p>If called more than once, the EIDs of the most recent call overrides the EIDs from any
+     * previous call.
+     *
+     * @throws IllegalArgumentException if the length of one of the EIDs is not 20 bytes
+     */
+    @FlaggedApi("com.android.nearby.flags.powered_off_finding")
+    @RequiresPermission(android.Manifest.permission.BLUETOOTH_PRIVILEGED)
+    public void setPoweredOffFindingEphemeralIds(@NonNull List<byte[]> eids) {
+        Objects.requireNonNull(eids);
+        if (!isPoweredOffFindingSupported()) {
+            throw new UnsupportedOperationException(
+                    "Powered off finding is not supported on this device");
+        }
+        List<PoweredOffFindingEphemeralId> ephemeralIdList = eids.stream().map(
+                eid -> {
+                    Preconditions.checkArgument(eid.length == POWERED_OFF_FINDING_EID_LENGTH);
+                    PoweredOffFindingEphemeralId ephemeralId = new PoweredOffFindingEphemeralId();
+                    ephemeralId.bytes = eid;
+                    return ephemeralId;
+                }).toList();
+        try {
+            mService.setPoweredOffFindingEphemeralIds(ephemeralIdList);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+
+    }
+
+    /**
+     * Turns the powered off finding on or off. Power off finding will operate only if this method
+     * was called at least once since boot, and the value of the argument {@code
+     * poweredOffFindinMode} was {@link #POWERED_OFF_FINDING_MODE_ENABLED} the last time the method
+     * was called.
+     *
+     * <p>When an Android device with the powered off finding feature is turned off (either as part
+     * of a normal shutdown or due to dead battery), its Bluetooth chip starts to advertise Find My
+     * Device network EID frames with the EID payload that were provided by the last call to {@link
+     * #setPoweredOffFindingEphemeralIds(List)}. These EIDs can be sighted by other Android devices
+     * in BLE range that are part of the Find My Device network. The Android sighters use the EID to
+     * encrypt the location of the Android device and upload it to the server, in a way that only
+     * the owner of the advertising device, or people that the owner shared their encryption key
+     * with, can decrypt the location.
+     *
+     * @param poweredOffFindingMode {@link #POWERED_OFF_FINDING_MODE_ENABLED} or {@link
+     * #POWERED_OFF_FINDING_MODE_DISABLED}
+     *
+     * @throws IllegalStateException if called with {@link #POWERED_OFF_FINDING_MODE_ENABLED} when
+     * Bluetooth or location services are disabled
+     */
+    @FlaggedApi("com.android.nearby.flags.powered_off_finding")
+    @RequiresPermission(android.Manifest.permission.BLUETOOTH_PRIVILEGED)
+    public void setPoweredOffFindingMode(@PoweredOffFindingMode int poweredOffFindingMode) {
+        Preconditions.checkArgument(
+                poweredOffFindingMode == POWERED_OFF_FINDING_MODE_ENABLED
+                        || poweredOffFindingMode == POWERED_OFF_FINDING_MODE_DISABLED,
+                "invalid poweredOffFindingMode");
+        if (!isPoweredOffFindingSupported()) {
+            throw new UnsupportedOperationException(
+                    "Powered off finding is not supported on this device");
+        }
+        if (poweredOffFindingMode == POWERED_OFF_FINDING_MODE_ENABLED) {
+            Preconditions.checkState(areLocationAndBluetoothEnabled(),
+                    "Location services and Bluetooth must be on");
+        }
+        try {
+            mService.setPoweredOffModeEnabled(
+                    poweredOffFindingMode == POWERED_OFF_FINDING_MODE_ENABLED);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * Returns the state of the powered off finding feature.
+     *
+     * <p>{@link #POWERED_OFF_FINDING_MODE_UNSUPPORTED} if the feature is not supported by the
+     * device, {@link #POWERED_OFF_FINDING_MODE_DISABLED} if this was the last value set by {@link
+     * #setPoweredOffFindingMode(int)} or if no value was set since boot, {@link
+     * #POWERED_OFF_FINDING_MODE_ENABLED} if this was the last value set by {@link
+     * #setPoweredOffFindingMode(int)}
+     */
+    @FlaggedApi("com.android.nearby.flags.powered_off_finding")
+    @RequiresPermission(android.Manifest.permission.BLUETOOTH_PRIVILEGED)
+    public @PoweredOffFindingMode int getPoweredOffFindingMode() {
+        if (!isPoweredOffFindingSupported()) {
+            return POWERED_OFF_FINDING_MODE_UNSUPPORTED;
+        }
+        try {
+            return mService.getPoweredOffModeEnabled()
+                    ? POWERED_OFF_FINDING_MODE_ENABLED : POWERED_OFF_FINDING_MODE_DISABLED;
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    private boolean isPoweredOffFindingSupported() {
+        return Boolean.parseBoolean(SystemProperties.get(POWER_OFF_FINDING_SUPPORTED_PROPERTY));
+    }
+
+    private boolean areLocationAndBluetoothEnabled() {
+        return mContext.getSystemService(BluetoothManager.class).getAdapter().isEnabled()
+                && mContext.getSystemService(LocationManager.class).isLocationEnabled();
+    }
 }
diff --git a/nearby/framework/java/android/nearby/PoweredOffFindingEphemeralId.aidl b/nearby/framework/java/android/nearby/PoweredOffFindingEphemeralId.aidl
new file mode 100644
index 0000000..9f4bfef
--- /dev/null
+++ b/nearby/framework/java/android/nearby/PoweredOffFindingEphemeralId.aidl
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2024, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.nearby;
+
+/**
+ * Find My Device network ephemeral ID for powered off finding.
+ *
+ * @hide
+ */
+parcelable PoweredOffFindingEphemeralId {
+    byte[20] bytes;
+}
diff --git a/nearby/service/Android.bp b/nearby/service/Android.bp
index 17b80b0..d34fd83 100644
--- a/nearby/service/Android.bp
+++ b/nearby/service/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/nearby/service/java/com/android/server/nearby/NearbyService.java b/nearby/service/java/com/android/server/nearby/NearbyService.java
index 3c183ec..1575f07 100644
--- a/nearby/service/java/com/android/server/nearby/NearbyService.java
+++ b/nearby/service/java/com/android/server/nearby/NearbyService.java
@@ -35,12 +35,14 @@
 import android.nearby.INearbyManager;
 import android.nearby.IScanListener;
 import android.nearby.NearbyManager;
+import android.nearby.PoweredOffFindingEphemeralId;
 import android.nearby.ScanRequest;
 import android.nearby.aidl.IOffloadCallback;
 import android.util.Log;
 
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.server.nearby.injector.Injector;
+import com.android.server.nearby.managers.BluetoothFinderManager;
 import com.android.server.nearby.managers.BroadcastProviderManager;
 import com.android.server.nearby.managers.DiscoveryManager;
 import com.android.server.nearby.managers.DiscoveryProviderManager;
@@ -50,6 +52,8 @@
 import com.android.server.nearby.util.permissions.BroadcastPermissions;
 import com.android.server.nearby.util.permissions.DiscoveryPermissions;
 
+import java.util.List;
+
 /** Service implementing nearby functionality. */
 public class NearbyService extends INearbyManager.Stub {
     public static final String TAG = "NearbyService";
@@ -79,6 +83,7 @@
             };
     private final DiscoveryManager mDiscoveryProviderManager;
     private final BroadcastProviderManager mBroadcastProviderManager;
+    private final BluetoothFinderManager mBluetoothFinderManager;
 
     public NearbyService(Context context) {
         mContext = context;
@@ -90,6 +95,7 @@
                 mNearbyConfiguration.refactorDiscoveryManager()
                         ? new DiscoveryProviderManager(context, mInjector)
                         : new DiscoveryProviderManagerLegacy(context, mInjector);
+        mBluetoothFinderManager = new BluetoothFinderManager();
     }
 
     @VisibleForTesting
@@ -148,6 +154,30 @@
         mDiscoveryProviderManager.queryOffloadCapability(callback);
     }
 
+    @Override
+    public void setPoweredOffFindingEphemeralIds(List<PoweredOffFindingEphemeralId> eids) {
+        // Permissions check
+        enforceBluetoothPrivilegedPermission(mContext);
+
+        mBluetoothFinderManager.sendEids(eids);
+    }
+
+    @Override
+    public void setPoweredOffModeEnabled(boolean enabled) {
+        // Permissions check
+        enforceBluetoothPrivilegedPermission(mContext);
+
+        mBluetoothFinderManager.setPoweredOffFinderMode(enabled);
+    }
+
+    @Override
+    public boolean getPoweredOffModeEnabled() {
+        // Permissions check
+        enforceBluetoothPrivilegedPermission(mContext);
+
+        return mBluetoothFinderManager.getPoweredOffFinderMode();
+    }
+
     /**
      * Called by the service initializer.
      *
diff --git a/nearby/service/java/com/android/server/nearby/managers/BluetoothFinderManager.java b/nearby/service/java/com/android/server/nearby/managers/BluetoothFinderManager.java
new file mode 100644
index 0000000..63ff516
--- /dev/null
+++ b/nearby/service/java/com/android/server/nearby/managers/BluetoothFinderManager.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.nearby.managers;
+
+import android.nearby.PoweredOffFindingEphemeralId;
+
+import java.util.List;
+
+/** Connects to {@link IBluetoothFinder} HAL and invokes its API. */
+// A placeholder implementation until the HAL API can be used.
+public class BluetoothFinderManager {
+
+    private boolean mPoweredOffFindingModeEnabled = false;
+
+    /** An empty implementation of the corresponding HAL API call. */
+    public void sendEids(List<PoweredOffFindingEphemeralId> eids) {}
+
+    /** A placeholder implementation of the corresponding HAL API call. */
+    public void setPoweredOffFinderMode(boolean enable) {
+        mPoweredOffFindingModeEnabled = enable;
+    }
+
+    /** A placeholder implementation of the corresponding HAL API call. */
+    public boolean getPoweredOffFinderMode() {
+        return mPoweredOffFindingModeEnabled;
+    }
+}
diff --git a/nearby/service/proto/Android.bp b/nearby/service/proto/Android.bp
index 1b00cf6..be5a0b3 100644
--- a/nearby/service/proto/Android.bp
+++ b/nearby/service/proto/Android.bp
@@ -12,6 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -41,4 +42,4 @@
     apex_available: [
         "com.android.tethering",
     ],
-}
\ No newline at end of file
+}
diff --git a/nearby/tests/cts/fastpair/Android.bp b/nearby/tests/cts/fastpair/Android.bp
index 4309d7e..8009303 100644
--- a/nearby/tests/cts/fastpair/Android.bp
+++ b/nearby/tests/cts/fastpair/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -33,6 +34,7 @@
         "framework-bluetooth.stubs.module_lib",
         "framework-configinfrastructure",
         "framework-connectivity-t.impl",
+        "framework-location.stubs.module_lib",
     ],
     srcs: ["src/**/*.java"],
     test_suites: [
diff --git a/nearby/tests/cts/fastpair/src/android/nearby/cts/NearbyManagerTest.java b/nearby/tests/cts/fastpair/src/android/nearby/cts/NearbyManagerTest.java
index bc9691d..832ac03 100644
--- a/nearby/tests/cts/fastpair/src/android/nearby/cts/NearbyManagerTest.java
+++ b/nearby/tests/cts/fastpair/src/android/nearby/cts/NearbyManagerTest.java
@@ -25,12 +25,14 @@
 import static com.google.common.truth.Truth.assertThat;
 
 import static org.junit.Assert.assertThrows;
+import static org.junit.Assume.assumeTrue;
 
 import android.app.UiAutomation;
 import android.bluetooth.BluetoothAdapter;
 import android.bluetooth.BluetoothManager;
 import android.bluetooth.cts.BTAdapterUtils;
 import android.content.Context;
+import android.location.LocationManager;
 import android.nearby.BroadcastCallback;
 import android.nearby.BroadcastRequest;
 import android.nearby.NearbyDevice;
@@ -42,6 +44,8 @@
 import android.nearby.ScanCallback;
 import android.nearby.ScanRequest;
 import android.os.Build;
+import android.os.Process;
+import android.os.UserHandle;
 import android.provider.DeviceConfig;
 
 import androidx.annotation.NonNull;
@@ -50,6 +54,7 @@
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import androidx.test.filters.SdkSuppress;
 
+import com.android.compatibility.common.util.SystemUtil;
 import com.android.modules.utils.build.SdkLevel;
 
 import org.junit.Before;
@@ -57,6 +62,7 @@
 import org.junit.runner.RunWith;
 
 import java.util.Collections;
+import java.util.List;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.Executor;
 import java.util.concurrent.Executors;
@@ -189,6 +195,92 @@
         mScanCallback.onError(ERROR_UNSUPPORTED);
     }
 
+    @Test
+    public void testsetPoweredOffFindingEphemeralIds() {
+        // Replace with minSdkVersion when Build.VERSION_CODES.VANILLA_ICE_CREAM can be used.
+        assumeTrue(SdkLevel.isAtLeastV());
+        // Only test supporting devices.
+        if (mNearbyManager.getPoweredOffFindingMode()
+                == NearbyManager.POWERED_OFF_FINDING_MODE_UNSUPPORTED) return;
+
+        mNearbyManager.setPoweredOffFindingEphemeralIds(List.of(new byte[20], new byte[20]));
+    }
+
+    @Test
+    public void testsetPoweredOffFindingEphemeralIds_noPrivilegedPermission() {
+        // Replace with minSdkVersion when Build.VERSION_CODES.VANILLA_ICE_CREAM can be used.
+        assumeTrue(SdkLevel.isAtLeastV());
+        // Only test supporting devices.
+        if (mNearbyManager.getPoweredOffFindingMode()
+                == NearbyManager.POWERED_OFF_FINDING_MODE_UNSUPPORTED) return;
+
+        mUiAutomation.dropShellPermissionIdentity();
+
+        assertThrows(SecurityException.class,
+                () -> mNearbyManager.setPoweredOffFindingEphemeralIds(List.of(new byte[20])));
+    }
+
+
+    @Test
+    public void testSetAndGetPoweredOffFindingMode_enabled() {
+        // Replace with minSdkVersion when Build.VERSION_CODES.VANILLA_ICE_CREAM can be used.
+        assumeTrue(SdkLevel.isAtLeastV());
+        // Only test supporting devices.
+        if (mNearbyManager.getPoweredOffFindingMode()
+                == NearbyManager.POWERED_OFF_FINDING_MODE_UNSUPPORTED) return;
+
+        enableLocation();
+        // enableLocation() has dropped shell permission identity.
+        mUiAutomation.adoptShellPermissionIdentity(BLUETOOTH_PRIVILEGED);
+
+        mNearbyManager.setPoweredOffFindingMode(
+                NearbyManager.POWERED_OFF_FINDING_MODE_ENABLED);
+        assertThat(mNearbyManager.getPoweredOffFindingMode())
+                .isEqualTo(NearbyManager.POWERED_OFF_FINDING_MODE_ENABLED);
+    }
+
+    @Test
+    public void testSetAndGetPoweredOffFindingMode_disabled() {
+        // Replace with minSdkVersion when Build.VERSION_CODES.VANILLA_ICE_CREAM can be used.
+        assumeTrue(SdkLevel.isAtLeastV());
+        // Only test supporting devices.
+        if (mNearbyManager.getPoweredOffFindingMode()
+                == NearbyManager.POWERED_OFF_FINDING_MODE_UNSUPPORTED) return;
+
+        mNearbyManager.setPoweredOffFindingMode(
+                NearbyManager.POWERED_OFF_FINDING_MODE_DISABLED);
+        assertThat(mNearbyManager.getPoweredOffFindingMode())
+                .isEqualTo(NearbyManager.POWERED_OFF_FINDING_MODE_DISABLED);
+    }
+
+    @Test
+    public void testSetPoweredOffFindingMode_noPrivilegedPermission() {
+        // Replace with minSdkVersion when Build.VERSION_CODES.VANILLA_ICE_CREAM can be used.
+        assumeTrue(SdkLevel.isAtLeastV());
+        // Only test supporting devices.
+        if (mNearbyManager.getPoweredOffFindingMode()
+                == NearbyManager.POWERED_OFF_FINDING_MODE_UNSUPPORTED) return;
+
+        enableLocation();
+        mUiAutomation.dropShellPermissionIdentity();
+
+        assertThrows(SecurityException.class, () -> mNearbyManager
+                .setPoweredOffFindingMode(NearbyManager.POWERED_OFF_FINDING_MODE_ENABLED));
+    }
+
+    @Test
+    public void testGetPoweredOffFindingMode_noPrivilegedPermission() {
+        // Replace with minSdkVersion when Build.VERSION_CODES.VANILLA_ICE_CREAM can be used.
+        assumeTrue(SdkLevel.isAtLeastV());
+        // Only test supporting devices.
+        if (mNearbyManager.getPoweredOffFindingMode()
+                == NearbyManager.POWERED_OFF_FINDING_MODE_UNSUPPORTED) return;
+
+        mUiAutomation.dropShellPermissionIdentity();
+
+        assertThrows(SecurityException.class, () -> mNearbyManager.getPoweredOffFindingMode());
+    }
+
     private void enableBluetooth() {
         BluetoothManager manager = mContext.getSystemService(BluetoothManager.class);
         BluetoothAdapter bluetoothAdapter = manager.getAdapter();
@@ -197,6 +289,13 @@
         }
     }
 
+    private void enableLocation() {
+        LocationManager locationManager = mContext.getSystemService(LocationManager.class);
+        UserHandle user = Process.myUserHandle();
+        SystemUtil.runWithShellPermissionIdentity(
+                mUiAutomation, () -> locationManager.setLocationEnabledForUser(true, user));
+    }
+
     private static class OffloadCallback implements Consumer<OffloadCapability> {
         @Override
         public void accept(OffloadCapability aBoolean) {
diff --git a/nearby/tests/integration/privileged/Android.bp b/nearby/tests/integration/privileged/Android.bp
index 9b6e488..5e64009 100644
--- a/nearby/tests/integration/privileged/Android.bp
+++ b/nearby/tests/integration/privileged/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/nearby/tests/integration/privileged/src/android/nearby/integration/privileged/NearbyManagerTest.kt b/nearby/tests/integration/privileged/src/android/nearby/integration/privileged/NearbyManagerTest.kt
index 506b4e2..b949720 100644
--- a/nearby/tests/integration/privileged/src/android/nearby/integration/privileged/NearbyManagerTest.kt
+++ b/nearby/tests/integration/privileged/src/android/nearby/integration/privileged/NearbyManagerTest.kt
@@ -29,6 +29,7 @@
 import androidx.test.core.app.ApplicationProvider
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import com.google.common.truth.Truth.assertThat
+import org.junit.Assert.assertThrows
 import org.junit.Before
 import org.junit.Test
 import org.junit.runner.RunWith
@@ -96,4 +97,49 @@
         )
         nearbyManager.stopBroadcast(broadcastCallback)
     }
+
+    /** Verify privileged app can set powered off finding ephemeral IDs without exception. */
+    @Test
+    fun testNearbyManagerSetPoweredOffFindingEphemeralIds_fromPrivilegedApp_succeed() {
+        val nearbyManager = appContext.getSystemService(Context.NEARBY_SERVICE) as NearbyManager
+        // Only test supporting devices.
+        if (nearbyManager.getPoweredOffFindingMode()
+                == NearbyManager.POWERED_OFF_FINDING_MODE_UNSUPPORTED) return
+
+        val eid = ByteArray(20)
+
+        nearbyManager.setPoweredOffFindingEphemeralIds(listOf(eid))
+    }
+
+    /**
+     * Verifies that [NearbyManager.setPoweredOffFindingEphemeralIds] checkes the ephemeral ID
+     * length.
+     */
+    @Test
+    fun testNearbyManagerSetPoweredOffFindingEphemeralIds_wrongSize_throwsException() {
+        val nearbyManager = appContext.getSystemService(Context.NEARBY_SERVICE) as NearbyManager
+        // Only test supporting devices.
+        if (nearbyManager.getPoweredOffFindingMode()
+                == NearbyManager.POWERED_OFF_FINDING_MODE_UNSUPPORTED) return
+
+        assertThrows(IllegalArgumentException::class.java) {
+            nearbyManager.setPoweredOffFindingEphemeralIds(listOf(ByteArray(21)))
+        }
+        assertThrows(IllegalArgumentException::class.java) {
+            nearbyManager.setPoweredOffFindingEphemeralIds(listOf(ByteArray(19)))
+        }
+    }
+
+    /** Verify privileged app can set and get powered off finding mode without exception. */
+    @Test
+    fun testNearbyManagerSetGetPoweredOffMode_fromPrivilegedApp_succeed() {
+        val nearbyManager = appContext.getSystemService(Context.NEARBY_SERVICE) as NearbyManager
+        // Only test supporting devices.
+        if (nearbyManager.getPoweredOffFindingMode()
+                == NearbyManager.POWERED_OFF_FINDING_MODE_UNSUPPORTED) return
+
+        nearbyManager.setPoweredOffFindingMode(NearbyManager.POWERED_OFF_FINDING_MODE_DISABLED)
+        assertThat(nearbyManager.getPoweredOffFindingMode())
+                .isEqualTo(NearbyManager.POWERED_OFF_FINDING_MODE_DISABLED)
+    }
 }
diff --git a/nearby/tests/integration/untrusted/Android.bp b/nearby/tests/integration/untrusted/Android.bp
index 75f765b..e6259c5 100644
--- a/nearby/tests/integration/untrusted/Android.bp
+++ b/nearby/tests/integration/untrusted/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/nearby/tests/integration/untrusted/src/android/nearby/integration/untrusted/NearbyManagerTest.kt b/nearby/tests/integration/untrusted/src/android/nearby/integration/untrusted/NearbyManagerTest.kt
index 7bf9f63..015d022 100644
--- a/nearby/tests/integration/untrusted/src/android/nearby/integration/untrusted/NearbyManagerTest.kt
+++ b/nearby/tests/integration/untrusted/src/android/nearby/integration/untrusted/NearbyManagerTest.kt
@@ -30,12 +30,12 @@
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.uiautomator.LogcatWaitMixin
 import com.google.common.truth.Truth.assertThat
+import java.time.Duration
+import java.util.Calendar
 import org.junit.Assert.assertThrows
 import org.junit.Before
 import org.junit.Test
 import org.junit.runner.RunWith
-import java.time.Duration
-import java.util.Calendar
 
 @RunWith(AndroidJUnit4::class)
 class NearbyManagerTest {
@@ -151,6 +151,46 @@
         ).isTrue()
     }
 
+    /**
+     * Verify untrusted app can't set powered off finding ephemeral IDs because it needs
+     * BLUETOOTH_PRIVILEGED permission which is not for use by third-party applications.
+     */
+    @Test
+    fun testNearbyManagerSetPoweredOffFindingEphemeralIds_fromUnTrustedApp_throwsException() {
+        val nearbyManager = appContext.getSystemService(Context.NEARBY_SERVICE) as NearbyManager
+        val eid = ByteArray(20)
+
+        assertThrows(SecurityException::class.java) {
+            nearbyManager.setPoweredOffFindingEphemeralIds(listOf(eid))
+        }
+    }
+
+    /**
+     * Verify untrusted app can't set powered off finding mode because it needs BLUETOOTH_PRIVILEGED
+     * permission which is not for use by third-party applications.
+     */
+    @Test
+    fun testNearbyManagerSetPoweredOffFindingMode_fromUnTrustedApp_throwsException() {
+        val nearbyManager = appContext.getSystemService(Context.NEARBY_SERVICE) as NearbyManager
+
+        assertThrows(SecurityException::class.java) {
+            nearbyManager.setPoweredOffFindingMode(NearbyManager.POWERED_OFF_FINDING_MODE_ENABLED)
+        }
+    }
+
+    /**
+     * Verify untrusted app can't get powered off finding mode because it needs BLUETOOTH_PRIVILEGED
+     * permission which is not for use by third-party applications.
+     */
+    @Test
+    fun testNearbyManagerGetPoweredOffFindingMode_fromUnTrustedApp_throwsException() {
+        val nearbyManager = appContext.getSystemService(Context.NEARBY_SERVICE) as NearbyManager
+
+        assertThrows(SecurityException::class.java) {
+            nearbyManager.getPoweredOffFindingMode()
+        }
+    }
+
     companion object {
         private val WAIT_INVALID_OPERATIONS_LOGS_TIMEOUT = Duration.ofSeconds(5)
     }
diff --git a/nearby/tests/unit/Android.bp b/nearby/tests/unit/Android.bp
index bbf42c7..2950568 100644
--- a/nearby/tests/unit/Android.bp
+++ b/nearby/tests/unit/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/netbpfload/Android.bp b/netbpfload/Android.bp
index 1f92374..b71890e 100644
--- a/netbpfload/Android.bp
+++ b/netbpfload/Android.bp
@@ -14,6 +14,10 @@
 // limitations under the License.
 //
 
+package {
+    default_team: "trendy_team_fwk_core_networking",
+}
+
 cc_binary {
     name: "netbpfload",
 
@@ -40,7 +44,7 @@
         "com.android.tethering",
         "//apex_available:platform",
     ],
-    // really should be Android 14/U (34), but we cannot include binaries built
+    // really should be Android 13/T (33), but we cannot include binaries built
     // against newer sdk in the apex, which still targets 30(R):
     // module "netbpfload" variant "android_x86_apex30": should support
     // min_sdk_version(30) for "com.android.tethering": newer SDK(34).
@@ -49,3 +53,15 @@
     init_rc: ["netbpfload.rc"],
     required: ["bpfloader"],
 }
+
+// Versioned netbpfload init rc: init system will process it only on api T/33+ devices
+// Note: R[30] S[31] Sv2[32] T[33] U[34] V[35])
+//
+// For details of versioned rc files see:
+// https://android.googlesource.com/platform/system/core/+/HEAD/init/README.md#versioned-rc-files-within-apexs
+prebuilt_etc {
+    name: "netbpfload.mainline.rc",
+    src: "netbpfload.mainline.rc",
+    filename: "netbpfload.33rc",
+    installable: false,
+}
diff --git a/netbpfload/NetBpfLoad.cpp b/netbpfload/NetBpfLoad.cpp
index 6152287..2bfaee4 100644
--- a/netbpfload/NetBpfLoad.cpp
+++ b/netbpfload/NetBpfLoad.cpp
@@ -169,15 +169,140 @@
     return 0;
 }
 
+#define APEX_MOUNT_POINT "/apex/com.android.tethering"
+const char * const platformBpfLoader = "/system/bin/bpfloader";
+const char * const platformNetBpfLoad = "/system/bin/netbpfload";
+const char * const apexNetBpfLoad = APEX_MOUNT_POINT "/bin/netbpfload";
+
+int logTetheringApexVersion(void) {
+    char * found_blockdev = NULL;
+    FILE * f = NULL;
+    char buf[4096];
+
+    f = fopen("/proc/mounts", "re");
+    if (!f) return 1;
+
+    // /proc/mounts format: block_device [space] mount_point [space] other stuff... newline
+    while (fgets(buf, sizeof(buf), f)) {
+        char * blockdev = buf;
+        char * space = strchr(blockdev, ' ');
+        if (!space) continue;
+        *space = '\0';
+        char * mntpath = space + 1;
+        space = strchr(mntpath, ' ');
+        if (!space) continue;
+        *space = '\0';
+        if (strcmp(mntpath, APEX_MOUNT_POINT)) continue;
+        found_blockdev = strdup(blockdev);
+        break;
+    }
+    fclose(f);
+    f = NULL;
+
+    if (!found_blockdev) return 2;
+    ALOGD("Found Tethering Apex mounted from blockdev %s", found_blockdev);
+
+    f = fopen("/proc/mounts", "re");
+    if (!f) { free(found_blockdev); return 3; }
+
+    while (fgets(buf, sizeof(buf), f)) {
+        char * blockdev = buf;
+        char * space = strchr(blockdev, ' ');
+        if (!space) continue;
+        *space = '\0';
+        char * mntpath = space + 1;
+        space = strchr(mntpath, ' ');
+        if (!space) continue;
+        *space = '\0';
+        if (strcmp(blockdev, found_blockdev)) continue;
+        if (strncmp(mntpath, APEX_MOUNT_POINT "@", strlen(APEX_MOUNT_POINT "@"))) continue;
+        char * at = strchr(mntpath, '@');
+        if (!at) continue;
+        char * ver = at + 1;
+        ALOGI("Tethering APEX version %s", ver);
+    }
+    fclose(f);
+    free(found_blockdev);
+    return 0;
+}
+
 int main(int argc, char** argv, char * const envp[]) {
     (void)argc;
     android::base::InitLogging(argv, &android::base::KernelLogger);
 
-    const int device_api_level = android_get_device_api_level();
-    const bool isAtLeastU = (device_api_level >= __ANDROID_API_U__);
+    ALOGI("NetBpfLoad '%s' starting...", argv[0]);
 
-    if (!android::bpf::isAtLeastKernelVersion(4, 19, 0)) {
-        ALOGE("Android U QPR2 requires kernel 4.19.");
+    // true iff we are running from the module
+    const bool is_mainline = !strcmp(argv[0], apexNetBpfLoad);
+
+    // true iff we are running from the platform
+    const bool is_platform = !strcmp(argv[0], platformNetBpfLoad);
+
+    const int device_api_level = android_get_device_api_level();
+    const bool isAtLeastT = (device_api_level >= __ANDROID_API_T__);
+    const bool isAtLeastU = (device_api_level >= __ANDROID_API_U__);
+    const bool isAtLeastV = (device_api_level >= __ANDROID_API_V__);
+
+    // last in U QPR2 beta1
+    const bool has_platform_bpfloader_rc = exists("/system/etc/init/bpfloader.rc");
+    // first in U QPR2 beta~2
+    const bool has_platform_netbpfload_rc = exists("/system/etc/init/netbpfload.rc");
+
+    ALOGI("NetBpfLoad api:%d/%d kver:%07x platform:%d mainline:%d rc:%d%d",
+          android_get_application_target_sdk_version(), device_api_level,
+          android::bpf::kernelVersion(), is_platform, is_mainline,
+          has_platform_bpfloader_rc, has_platform_netbpfload_rc);
+
+    if (!is_platform && !is_mainline) {
+        ALOGE("Unable to determine if we're platform or mainline netbpfload.");
+        return 1;
+    }
+
+    if (is_platform) {
+        const char * args[] = { apexNetBpfLoad, NULL, };
+        execve(args[0], (char**)args, envp);
+        ALOGW("exec '%s' fail: %d[%s]", apexNetBpfLoad, errno, strerror(errno));
+    }
+
+    if (!has_platform_bpfloader_rc && !has_platform_netbpfload_rc) {
+        ALOGE("Unable to find platform's bpfloader & netbpfload init scripts.");
+        return 1;
+    }
+
+    if (has_platform_bpfloader_rc && has_platform_netbpfload_rc) {
+        ALOGE("Platform has *both* bpfloader & netbpfload init scripts.");
+        return 1;
+    }
+
+    logTetheringApexVersion();
+
+    if (is_mainline && has_platform_bpfloader_rc && !has_platform_netbpfload_rc) {
+        // Tethering apex shipped initrc file causes us to reach here
+        // but we're not ready to correctly handle anything before U QPR2
+        // in which the 'bpfloader' vs 'netbpfload' split happened
+        const char * args[] = { platformBpfLoader, NULL, };
+        execve(args[0], (char**)args, envp);
+        ALOGE("exec '%s' fail: %d[%s]", platformBpfLoader, errno, strerror(errno));
+        return 1;
+    }
+
+    if (isAtLeastT && !android::bpf::isAtLeastKernelVersion(4, 9, 0)) {
+        ALOGE("Android T requires kernel 4.9.");
+        return 1;
+    }
+
+    if (isAtLeastU && !android::bpf::isAtLeastKernelVersion(4, 14, 0)) {
+        ALOGE("Android U requires kernel 4.14.");
+        return 1;
+    }
+
+    if (isAtLeastV && !android::bpf::isAtLeastKernelVersion(4, 19, 0)) {
+        ALOGE("Android V requires kernel 4.19.");
+        return 1;
+    }
+
+    if (isAtLeastV && android::bpf::isX86() && !android::bpf::isKernel64Bit()) {
+        ALOGE("Android V requires X86 kernel to be 64-bit.");
         return 1;
     }
 
@@ -266,10 +391,8 @@
 
     ALOGI("done, transferring control to platform bpfloader.");
 
-    const char * args[] = { "/system/bin/bpfloader", NULL, };
-    if (execve(args[0], (char**)args, envp)) {
-        ALOGE("FATAL: execve('/system/bin/bpfloader'): %d[%s]", errno, strerror(errno));
-    }
-
+    const char * args[] = { platformBpfLoader, NULL, };
+    execve(args[0], (char**)args, envp);
+    ALOGE("FATAL: execve('%s'): %d[%s]", platformBpfLoader, errno, strerror(errno));
     return 1;
 }
diff --git a/netbpfload/netbpfload.mainline.rc b/netbpfload/netbpfload.mainline.rc
new file mode 100644
index 0000000..0ac5de8
--- /dev/null
+++ b/netbpfload/netbpfload.mainline.rc
@@ -0,0 +1,8 @@
+service bpfloader /apex/com.android.tethering/bin/netbpfload
+    capabilities CHOWN SYS_ADMIN NET_ADMIN
+    group root graphics network_stack net_admin net_bw_acct net_bw_stats net_raw system
+    user root
+    rlimit memlock 1073741824 1073741824
+    oneshot
+    reboot_on_failure reboot,bpfloader-failed
+    override
diff --git a/netd/Android.bp b/netd/Android.bp
index 3cdbc97..eedbdae 100644
--- a/netd/Android.bp
+++ b/netd/Android.bp
@@ -14,6 +14,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -58,15 +59,18 @@
 cc_test {
     name: "netd_updatable_unit_test",
     defaults: ["netd_defaults"],
-    test_suites: ["general-tests", "mts-tethering"],
+    test_suites: [
+        "general-tests",
+        "mts-tethering",
+    ],
     test_config_template: ":net_native_test_config_template",
-    require_root: true,  // required by setrlimitForTest()
+    require_root: true, // required by setrlimitForTest()
     header_libs: [
         "bpf_connectivity_headers",
     ],
     srcs: [
         "BpfHandlerTest.cpp",
-        "BpfBaseTest.cpp"
+        "BpfBaseTest.cpp",
     ],
     static_libs: [
         "libbase",
diff --git a/remoteauth/framework/Android.bp b/remoteauth/framework/Android.bp
index 71b621a..2f1737f 100644
--- a/remoteauth/framework/Android.bp
+++ b/remoteauth/framework/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/remoteauth/service/Android.bp b/remoteauth/service/Android.bp
index 8330efc..32ae54f 100644
--- a/remoteauth/service/Android.bp
+++ b/remoteauth/service/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/remoteauth/service/jni/Android.bp b/remoteauth/service/jni/Android.bp
index a95a8fb..c0ac779 100644
--- a/remoteauth/service/jni/Android.bp
+++ b/remoteauth/service/jni/Android.bp
@@ -1,4 +1,5 @@
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/remoteauth/service/jni/src/remoteauth_jni_android_platform.rs b/remoteauth/service/jni/src/remoteauth_jni_android_platform.rs
index 0a189f2..421fe7e 100644
--- a/remoteauth/service/jni/src/remoteauth_jni_android_platform.rs
+++ b/remoteauth/service/jni/src/remoteauth_jni_android_platform.rs
@@ -67,7 +67,7 @@
         logger::init(
             logger::Config::default()
                 .with_tag_on_device("remoteauth")
-                .with_min_level(log::Level::Trace)
+                .with_max_level(log::LevelFilter::Trace)
                 .with_filter("trace,jni=info"),
         );
     }
diff --git a/remoteauth/service/jni/src/remoteauth_jni_android_protocol.rs b/remoteauth/service/jni/src/remoteauth_jni_android_protocol.rs
index ac2eb8c..e44ab8b 100644
--- a/remoteauth/service/jni/src/remoteauth_jni_android_protocol.rs
+++ b/remoteauth/service/jni/src/remoteauth_jni_android_protocol.rs
@@ -30,7 +30,7 @@
     logger::init(
         logger::Config::default()
             .with_tag_on_device("remoteauth")
-            .with_min_level(log::Level::Trace)
+            .with_max_level(log::LevelFilter::Trace)
             .with_filter("trace,jni=info"),
     );
     get_boolean_result(native_init(env), "native_init")
diff --git a/remoteauth/tests/unit/Android.bp b/remoteauth/tests/unit/Android.bp
index 77e6f19..47b9e31 100644
--- a/remoteauth/tests/unit/Android.bp
+++ b/remoteauth/tests/unit/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/service-t/Android.bp b/service-t/Android.bp
index 78c7d35..19850fd 100644
--- a/service-t/Android.bp
+++ b/service-t/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     // See: http://go/android-license-faq
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
diff --git a/service-t/native/libs/libnetworkstats/Android.bp b/service-t/native/libs/libnetworkstats/Android.bp
index b9f3adb..c620634 100644
--- a/service-t/native/libs/libnetworkstats/Android.bp
+++ b/service-t/native/libs/libnetworkstats/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -57,9 +58,12 @@
 
 cc_test {
     name: "libnetworkstats_test",
-    test_suites: ["general-tests", "mts-tethering"],
+    test_suites: [
+        "general-tests",
+        "mts-tethering",
+    ],
     test_config_template: ":net_native_test_config_template",
-    require_root: true,  // required by setrlimitForTest()
+    require_root: true, // required by setrlimitForTest()
     header_libs: ["bpf_connectivity_headers"],
     srcs: [
         "BpfNetworkStatsTest.cpp",
diff --git a/service-t/src/com/android/server/IpSecXfrmController.java b/service-t/src/com/android/server/IpSecXfrmController.java
index c8abd40..3cfbf83 100644
--- a/service-t/src/com/android/server/IpSecXfrmController.java
+++ b/service-t/src/com/android/server/IpSecXfrmController.java
@@ -15,6 +15,7 @@
  */
 package com.android.server;
 
+import static com.android.net.module.util.netlink.NetlinkUtils.SOCKET_RECV_BUFSIZE;
 import static com.android.net.module.util.netlink.xfrm.XfrmNetlinkMessage.IPPROTO_ESP;
 import static com.android.net.module.util.netlink.xfrm.XfrmNetlinkMessage.NETLINK_XFRM;
 import static com.android.net.module.util.netlink.xfrm.XfrmNetlinkMessage.XFRM_MSG_NEWSA;
@@ -106,7 +107,8 @@
     public static class Dependencies {
         /** Get a new XFRM netlink socket and connect it */
         public FileDescriptor newNetlinkSocket() throws ErrnoException, SocketException {
-            final FileDescriptor fd = NetlinkUtils.netlinkSocketForProto(NETLINK_XFRM);
+            final FileDescriptor fd =
+                    NetlinkUtils.netlinkSocketForProto(NETLINK_XFRM, SOCKET_RECV_BUFSIZE);
             NetlinkUtils.connectToKernel(fd);
             return fd;
         }
diff --git a/service-t/src/com/android/server/NsdService.java b/service-t/src/com/android/server/NsdService.java
index ac794a1..9ba49d2 100644
--- a/service-t/src/com/android/server/NsdService.java
+++ b/service-t/src/com/android/server/NsdService.java
@@ -26,8 +26,8 @@
 import static android.net.nsd.NsdManager.MDNS_DISCOVERY_MANAGER_EVENT;
 import static android.net.nsd.NsdManager.MDNS_SERVICE_EVENT;
 import static android.net.nsd.NsdManager.RESOLVE_SERVICE_SUCCEEDED;
+import static android.net.nsd.NsdManager.SUBTYPE_LABEL_REGEX;
 import static android.net.nsd.NsdManager.TYPE_REGEX;
-import static android.net.nsd.NsdManager.TYPE_SUBTYPE_LABEL_REGEX;
 import static android.provider.DeviceConfig.NAMESPACE_TETHERING;
 
 import static com.android.modules.utils.build.SdkLevel.isAtLeastU;
@@ -1760,7 +1760,7 @@
 
     /** Returns {@code true} if {@code subtype} is a valid DNS-SD subtype label. */
     private static boolean checkSubtypeLabel(String subtype) {
-        return Pattern.compile("^" + TYPE_SUBTYPE_LABEL_REGEX + "$").matcher(subtype).matches();
+        return Pattern.compile("^" + SUBTYPE_LABEL_REGEX + "$").matcher(subtype).matches();
     }
 
     @VisibleForTesting
@@ -1880,13 +1880,6 @@
         }
 
         /**
-         * @see DeviceConfigUtils#isTrunkStableFeatureEnabled
-         */
-        public boolean isTrunkStableFeatureEnabled(String feature) {
-            return DeviceConfigUtils.isTrunkStableFeatureEnabled(feature);
-        }
-
-        /**
          * @see MdnsDiscoveryManager
          */
         public MdnsDiscoveryManager makeMdnsDiscoveryManager(
@@ -2308,7 +2301,7 @@
                 permissionsList.add(DEVICE_POWER);
             }
 
-            if (PermissionUtils.checkAnyPermissionOf(context,
+            if (PermissionUtils.hasAnyPermissionOf(context,
                     permissionsList.toArray(new String[0]))) {
                 return;
             }
@@ -2505,7 +2498,7 @@
 
     @Override
     public void dump(FileDescriptor fd, PrintWriter writer, String[] args) {
-        if (!PermissionUtils.checkDumpPermission(mContext, TAG, writer)) return;
+        if (!PermissionUtils.hasDumpPermission(mContext, TAG, writer)) return;
 
         final IndentingPrintWriter pw = new IndentingPrintWriter(writer, "  ");
         // Dump state machine logs
@@ -2623,7 +2616,15 @@
     /* Information tracked per client */
     private class ClientInfo {
 
-        private static final int MAX_LIMIT = 10;
+        /**
+         * Maximum number of requests (callbacks) for a client.
+         *
+         * 200 listeners should be more than enough for most use-cases: even if a client tries to
+         * file callbacks for every service on a local network, there are generally much less than
+         * 200 devices on a local network (a /24 only allows 255 IPv4 devices), and while some
+         * devices may have multiple services, many devices do not advertise any.
+         */
+        private static final int MAX_LIMIT = 200;
         private final INsdManagerCallback mCb;
         /* Remembers a resolved service until getaddrinfo completes */
         private NsdServiceInfo mResolvedService;
diff --git a/service-t/src/com/android/server/connectivity/mdns/MdnsDiscoveryManager.java b/service-t/src/com/android/server/connectivity/mdns/MdnsDiscoveryManager.java
index 766f999..1d6039c 100644
--- a/service-t/src/com/android/server/connectivity/mdns/MdnsDiscoveryManager.java
+++ b/service-t/src/com/android/server/connectivity/mdns/MdnsDiscoveryManager.java
@@ -16,18 +16,19 @@
 
 package com.android.server.connectivity.mdns;
 
-import static com.android.server.connectivity.mdns.util.MdnsUtils.ensureRunningOnHandlerThread;
-
 import android.Manifest.permission;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.RequiresPermission;
 import android.os.Handler;
 import android.os.HandlerThread;
+import android.os.Looper;
 import android.util.ArrayMap;
 import android.util.Log;
 import android.util.Pair;
 
+import androidx.annotation.GuardedBy;
+
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.net.module.util.SharedLog;
 import com.android.server.connectivity.mdns.util.MdnsUtils;
@@ -36,6 +37,7 @@
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Objects;
+import java.util.concurrent.Executor;
 
 /**
  * This class keeps tracking the set of registered {@link MdnsServiceBrowserListener} instances, and
@@ -50,11 +52,13 @@
     @NonNull private final SharedLog sharedLog;
 
     @NonNull private final PerSocketServiceTypeClients perSocketServiceTypeClients;
-    @NonNull private final Handler handler;
-    @Nullable private final HandlerThread handlerThread;
-    @NonNull private final MdnsServiceCache serviceCache;
+    @NonNull private final DiscoveryExecutor discoveryExecutor;
     @NonNull private final MdnsFeatureFlags mdnsFeatureFlags;
 
+    // Only accessed on the handler thread, initialized before first use
+    @Nullable
+    private MdnsServiceCache serviceCache;
+
     private static class PerSocketServiceTypeClients {
         private final ArrayMap<Pair<String, SocketKey>, MdnsServiceTypeClient> clients =
                 new ArrayMap<>();
@@ -125,33 +129,82 @@
         this.sharedLog = sharedLog;
         this.perSocketServiceTypeClients = new PerSocketServiceTypeClients();
         this.mdnsFeatureFlags = mdnsFeatureFlags;
-        if (socketClient.getLooper() != null) {
-            this.handlerThread = null;
-            this.handler = new Handler(socketClient.getLooper());
-            this.serviceCache = new MdnsServiceCache(socketClient.getLooper(), mdnsFeatureFlags);
-        } else {
-            this.handlerThread = new HandlerThread(MdnsDiscoveryManager.class.getSimpleName());
-            this.handlerThread.start();
-            this.handler = new Handler(handlerThread.getLooper());
-            this.serviceCache = new MdnsServiceCache(handlerThread.getLooper(), mdnsFeatureFlags);
-        }
+        this.discoveryExecutor = new DiscoveryExecutor(socketClient.getLooper());
     }
 
-    private void checkAndRunOnHandlerThread(@NonNull Runnable function) {
-        if (this.handlerThread == null) {
-            function.run();
-        } else {
+    private static class DiscoveryExecutor implements Executor {
+        private final HandlerThread handlerThread;
+
+        @GuardedBy("pendingTasks")
+        @Nullable private Handler handler;
+        @GuardedBy("pendingTasks")
+        @NonNull private final ArrayList<Runnable> pendingTasks = new ArrayList<>();
+
+        DiscoveryExecutor(@Nullable Looper defaultLooper) {
+            if (defaultLooper != null) {
+                this.handlerThread = null;
+                synchronized (pendingTasks) {
+                    this.handler = new Handler(defaultLooper);
+                }
+            } else {
+                this.handlerThread = new HandlerThread(MdnsDiscoveryManager.class.getSimpleName()) {
+                    @Override
+                    protected void onLooperPrepared() {
+                        synchronized (pendingTasks) {
+                            handler = new Handler(getLooper());
+                            for (Runnable pendingTask : pendingTasks) {
+                                handler.post(pendingTask);
+                            }
+                            pendingTasks.clear();
+                        }
+                    }
+                };
+                this.handlerThread.start();
+            }
+        }
+
+        public void checkAndRunOnHandlerThread(@NonNull Runnable function) {
+            if (this.handlerThread == null) {
+                // Callers are expected to already be running on the handler when a defaultLooper
+                // was provided
+                function.run();
+            } else {
+                execute(function);
+            }
+        }
+
+        @Override
+        public void execute(Runnable function) {
+            final Handler handler;
+            synchronized (pendingTasks) {
+                if (this.handler == null) {
+                    pendingTasks.add(function);
+                    return;
+                } else {
+                    handler = this.handler;
+                }
+            }
             handler.post(function);
         }
+
+        void shutDown() {
+            if (this.handlerThread != null) {
+                this.handlerThread.quitSafely();
+            }
+        }
+
+        void ensureRunningOnHandlerThread() {
+            synchronized (pendingTasks) {
+                MdnsUtils.ensureRunningOnHandlerThread(handler);
+            }
+        }
     }
 
     /**
      * Do the cleanup of the MdnsDiscoveryManager
      */
     public void shutDown() {
-        if (this.handlerThread != null) {
-            this.handlerThread.quitSafely();
-        }
+        discoveryExecutor.shutDown();
     }
 
     /**
@@ -169,7 +222,7 @@
             @NonNull MdnsServiceBrowserListener listener,
             @NonNull MdnsSearchOptions searchOptions) {
         sharedLog.i("Registering listener for serviceType: " + serviceType);
-        checkAndRunOnHandlerThread(() ->
+        discoveryExecutor.checkAndRunOnHandlerThread(() ->
                 handleRegisterListener(serviceType, listener, searchOptions));
     }
 
@@ -191,7 +244,7 @@
                 new MdnsSocketClientBase.SocketCreationCallback() {
                     @Override
                     public void onSocketCreated(@NonNull SocketKey socketKey) {
-                        ensureRunningOnHandlerThread(handler);
+                        discoveryExecutor.ensureRunningOnHandlerThread();
                         // All listeners of the same service types shares the same
                         // MdnsServiceTypeClient.
                         MdnsServiceTypeClient serviceTypeClient =
@@ -206,7 +259,7 @@
 
                     @Override
                     public void onSocketDestroyed(@NonNull SocketKey socketKey) {
-                        ensureRunningOnHandlerThread(handler);
+                        discoveryExecutor.ensureRunningOnHandlerThread();
                         final MdnsServiceTypeClient serviceTypeClient =
                                 perSocketServiceTypeClients.get(serviceType, socketKey);
                         if (serviceTypeClient == null) return;
@@ -229,7 +282,8 @@
     public void unregisterListener(
             @NonNull String serviceType, @NonNull MdnsServiceBrowserListener listener) {
         sharedLog.i("Unregistering listener for serviceType:" + serviceType);
-        checkAndRunOnHandlerThread(() -> handleUnregisterListener(serviceType, listener));
+        discoveryExecutor.checkAndRunOnHandlerThread(() ->
+                handleUnregisterListener(serviceType, listener));
     }
 
     private void handleUnregisterListener(
@@ -260,7 +314,7 @@
 
     @Override
     public void onResponseReceived(@NonNull MdnsPacket packet, @NonNull SocketKey socketKey) {
-        checkAndRunOnHandlerThread(() ->
+        discoveryExecutor.checkAndRunOnHandlerThread(() ->
                 handleOnResponseReceived(packet, socketKey));
     }
 
@@ -282,7 +336,7 @@
     @Override
     public void onFailedToParseMdnsResponse(int receivedPacketNumber, int errorCode,
             @NonNull SocketKey socketKey) {
-        checkAndRunOnHandlerThread(() ->
+        discoveryExecutor.checkAndRunOnHandlerThread(() ->
                 handleOnFailedToParseMdnsResponse(receivedPacketNumber, errorCode, socketKey));
     }
 
@@ -296,12 +350,17 @@
     @VisibleForTesting
     MdnsServiceTypeClient createServiceTypeClient(@NonNull String serviceType,
             @NonNull SocketKey socketKey) {
+        discoveryExecutor.ensureRunningOnHandlerThread();
         sharedLog.log("createServiceTypeClient for type:" + serviceType + " " + socketKey);
         final String tag = serviceType + "-" + socketKey.getNetwork()
                 + "/" + socketKey.getInterfaceIndex();
+        final Looper looper = Looper.myLooper();
+        if (serviceCache == null) {
+            serviceCache = new MdnsServiceCache(looper, mdnsFeatureFlags);
+        }
         return new MdnsServiceTypeClient(
                 serviceType, socketClient,
                 executorProvider.newServiceTypeClientSchedulerExecutor(), socketKey,
-                sharedLog.forSubComponent(tag), handler.getLooper(), serviceCache);
+                sharedLog.forSubComponent(tag), looper, serviceCache);
     }
 }
\ No newline at end of file
diff --git a/service-t/src/com/android/server/connectivity/mdns/MdnsRecordRepository.java b/service-t/src/com/android/server/connectivity/mdns/MdnsRecordRepository.java
index 172ffce..ed0bde2 100644
--- a/service-t/src/com/android/server/connectivity/mdns/MdnsRecordRepository.java
+++ b/service-t/src/com/android/server/connectivity/mdns/MdnsRecordRepository.java
@@ -388,7 +388,8 @@
                     "Service ID must not be reused across registrations: " + serviceId);
         }
 
-        final int existing = getServiceByName(serviceInfo.getServiceName());
+        final int existing =
+                getServiceByNameAndType(serviceInfo.getServiceName(), serviceInfo.getServiceType());
         // It's OK to re-add a service that is exiting
         if (existing >= 0 && !mServices.get(existing).exiting) {
             throw new NameConflictException(existing);
@@ -405,16 +406,17 @@
     }
 
     /**
-     * @return The ID of the service identified by its name, or -1 if none.
+     * @return The ID of the service identified by its name and type, or -1 if none.
      */
-    private int getServiceByName(@Nullable String serviceName) {
-        if (TextUtils.isEmpty(serviceName)) {
+    private int getServiceByNameAndType(
+            @Nullable String serviceName, @Nullable String serviceType) {
+        if (TextUtils.isEmpty(serviceName) || TextUtils.isEmpty(serviceType)) {
             return -1;
         }
         for (int i = 0; i < mServices.size(); i++) {
-            final ServiceRegistration registration = mServices.valueAt(i);
-            if (MdnsUtils.equalsIgnoreDnsCase(
-                    serviceName, registration.serviceInfo.getServiceName())) {
+            final NsdServiceInfo info = mServices.valueAt(i).serviceInfo;
+            if (MdnsUtils.equalsIgnoreDnsCase(serviceName, info.getServiceName())
+                    && MdnsUtils.equalsIgnoreDnsCase(serviceType, info.getServiceType())) {
                 return mServices.keyAt(i);
             }
         }
diff --git a/service-t/src/com/android/server/connectivity/mdns/MdnsServiceTypeClient.java b/service-t/src/com/android/server/connectivity/mdns/MdnsServiceTypeClient.java
index 3a69d67..4cb88b4 100644
--- a/service-t/src/com/android/server/connectivity/mdns/MdnsServiceTypeClient.java
+++ b/service-t/src/com/android/server/connectivity/mdns/MdnsServiceTypeClient.java
@@ -39,6 +39,7 @@
 import java.net.Inet6Address;
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Collection;
 import java.util.Collections;
 import java.util.Iterator;
 import java.util.List;
@@ -139,6 +140,7 @@
                     // before sending the query, it needs to be called just before sending it.
                     final List<MdnsResponse> servicesToResolve = makeResponsesForResolve(socketKey);
                     final QueryTask queryTask = new QueryTask(taskArgs, servicesToResolve,
+                            getAllDiscoverySubtypes(),
                             servicesToResolve.size() < listeners.size() /* sendDiscoveryQueries */);
                     executor.submit(queryTask);
                     break;
@@ -359,7 +361,6 @@
         // Keep tracking the ScheduledFuture for the task so we can cancel it if caller is not
         // interested anymore.
         final QueryTaskConfig taskConfig = new QueryTaskConfig(
-                searchOptions.getSubtypes(),
                 searchOptions.getQueryMode(),
                 searchOptions.onlyUseIpv6OnIpv6OnlyNetworks(),
                 searchOptions.numOfQueriesBeforeBackoff(),
@@ -387,6 +388,7 @@
             final QueryTask queryTask = new QueryTask(
                     mdnsQueryScheduler.scheduleFirstRun(taskConfig, now,
                             minRemainingTtl, currentSessionId), servicesToResolve,
+                    getAllDiscoverySubtypes(),
                     servicesToResolve.size() < listeners.size() /* sendDiscoveryQueries */);
             executor.submit(queryTask);
         }
@@ -394,6 +396,15 @@
         serviceCache.registerServiceExpiredCallback(cacheKey, serviceExpiredCallback);
     }
 
+    private Set<String> getAllDiscoverySubtypes() {
+        final Set<String> subtypes = MdnsUtils.newSet();
+        for (int i = 0; i < listeners.size(); i++) {
+            final MdnsSearchOptions listenerOptions = listeners.valueAt(i).searchOptions;
+            subtypes.addAll(listenerOptions.getSubtypes());
+        }
+        return subtypes;
+    }
+
     /**
      * Get the executor service.
      */
@@ -664,11 +675,15 @@
     private class QueryTask implements Runnable {
         private final MdnsQueryScheduler.ScheduledQueryTaskArgs taskArgs;
         private final List<MdnsResponse> servicesToResolve = new ArrayList<>();
+        private final List<String> subtypes = new ArrayList<>();
         private final boolean sendDiscoveryQueries;
         QueryTask(@NonNull MdnsQueryScheduler.ScheduledQueryTaskArgs taskArgs,
-                @NonNull List<MdnsResponse> servicesToResolve, boolean sendDiscoveryQueries) {
+                @NonNull Collection<MdnsResponse> servicesToResolve,
+                @NonNull Collection<String> subtypes,
+                boolean sendDiscoveryQueries) {
             this.taskArgs = taskArgs;
             this.servicesToResolve.addAll(servicesToResolve);
+            this.subtypes.addAll(subtypes);
             this.sendDiscoveryQueries = sendDiscoveryQueries;
         }
 
@@ -681,7 +696,7 @@
                                 socketClient,
                                 createMdnsPacketWriter(),
                                 serviceType,
-                                taskArgs.config.subtypes,
+                                subtypes,
                                 taskArgs.config.expectUnicastResponse,
                                 taskArgs.config.transactionId,
                                 taskArgs.config.socketKey,
@@ -693,7 +708,7 @@
                                 .call();
             } catch (RuntimeException e) {
                 sharedLog.e(String.format("Failed to run EnqueueMdnsQueryCallable for subtype: %s",
-                        TextUtils.join(",", taskArgs.config.subtypes)), e);
+                        TextUtils.join(",", subtypes)), e);
                 result = Pair.create(INVALID_TRANSACTION_ID, new ArrayList<>());
             }
             dependencies.sendMessage(
diff --git a/service-t/src/com/android/server/connectivity/mdns/QueryTaskConfig.java b/service-t/src/com/android/server/connectivity/mdns/QueryTaskConfig.java
index 10a71a2..0894166 100644
--- a/service-t/src/com/android/server/connectivity/mdns/QueryTaskConfig.java
+++ b/service-t/src/com/android/server/connectivity/mdns/QueryTaskConfig.java
@@ -24,10 +24,6 @@
 
 import com.android.internal.annotations.VisibleForTesting;
 
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.List;
-
 /**
  * A configuration for the PeriodicalQueryTask that contains parameters to build a query packet.
  * Call to getConfigForNextRun returns a config that can be used to build the next query task.
@@ -53,9 +49,6 @@
     // they only listen once every [multiplier] DTIM intervals).
     static final int TIME_BETWEEN_RETRANSMISSION_QUERIES_IN_BURST_MS = 100;
     static final int MAX_TIME_BETWEEN_AGGRESSIVE_BURSTS_MS = 60000;
-    // The following fields are used by QueryTask so we need to test them.
-    @VisibleForTesting
-    final List<String> subtypes;
     private final boolean alwaysAskForUnicastResponse =
             MdnsConfigs.alwaysAskForUnicastResponseInEachBurst();
     private final int queryMode;
@@ -78,7 +71,6 @@
             boolean expectUnicastResponse, boolean isFirstBurst, int burstCounter,
             int queriesPerBurst, int timeBetweenBurstsInMs,
             long delayUntilNextTaskWithoutBackoffMs) {
-        this.subtypes = new ArrayList<>(other.subtypes);
         this.queryMode = other.queryMode;
         this.onlyUseIpv6OnIpv6OnlyNetworks = other.onlyUseIpv6OnIpv6OnlyNetworks;
         this.numOfQueriesBeforeBackoff = other.numOfQueriesBeforeBackoff;
@@ -93,15 +85,13 @@
         this.socketKey = other.socketKey;
     }
 
-    QueryTaskConfig(@NonNull Collection<String> subtypes,
-            int queryMode,
+    QueryTaskConfig(int queryMode,
             boolean onlyUseIpv6OnIpv6OnlyNetworks,
             int numOfQueriesBeforeBackoff,
             @Nullable SocketKey socketKey) {
         this.queryMode = queryMode;
         this.onlyUseIpv6OnIpv6OnlyNetworks = onlyUseIpv6OnIpv6OnlyNetworks;
         this.numOfQueriesBeforeBackoff = numOfQueriesBeforeBackoff;
-        this.subtypes = new ArrayList<>(subtypes);
         this.queriesPerBurst = QUERIES_PER_BURST;
         this.burstCounter = 0;
         this.transactionId = 1;
@@ -159,8 +149,7 @@
         }
         final int maxTimeBetweenBursts = queryMode == AGGRESSIVE_QUERY_MODE
                 ? MAX_TIME_BETWEEN_AGGRESSIVE_BURSTS_MS : MAX_TIME_BETWEEN_ACTIVE_PASSIVE_BURSTS_MS;
-        return timeBetweenBurstsInMs < maxTimeBetweenBursts
-                ? Math.min(timeBetweenBurstsInMs * 2, maxTimeBetweenBursts) : timeBetweenBurstsInMs;
+        return Math.min(timeBetweenBurstsInMs * 2, maxTimeBetweenBursts);
     }
 
     /**
@@ -172,21 +161,19 @@
         if (newTransactionId > UNSIGNED_SHORT_MAX_VALUE) {
             newTransactionId = 1;
         }
-        boolean newIsFirstBurst = isFirstBurst;
+
         int newQueriesPerBurst = queriesPerBurst;
         int newBurstCounter = burstCounter + 1;
         final boolean isFirstQueryInBurst = newBurstCounter == 1;
         final boolean isLastQueryInBurst = newBurstCounter == queriesPerBurst;
+        boolean newIsFirstBurst = isFirstBurst && !isLastQueryInBurst;
         if (isLastQueryInBurst) {
             newBurstCounter = 0;
-            if (isFirstBurst) {
-                newIsFirstBurst = false;
-                // In passive scan mode, sends a single burst of QUERIES_PER_BURST queries, and
-                // then in each TIME_BETWEEN_BURSTS interval, sends QUERIES_PER_BURST_PASSIVE_MODE
-                // queries.
-                if (queryMode == PASSIVE_QUERY_MODE) {
-                    newQueriesPerBurst = QUERIES_PER_BURST_PASSIVE_MODE;
-                }
+            // In passive scan mode, sends a single burst of QUERIES_PER_BURST queries, and
+            // then in each TIME_BETWEEN_BURSTS interval, sends QUERIES_PER_BURST_PASSIVE_MODE
+            // queries.
+            if (isFirstBurst && queryMode == PASSIVE_QUERY_MODE) {
+                newQueriesPerBurst = QUERIES_PER_BURST_PASSIVE_MODE;
             }
         }
 
diff --git a/service-t/src/com/android/server/ethernet/EthernetServiceImpl.java b/service-t/src/com/android/server/ethernet/EthernetServiceImpl.java
index e7af569..b8689d6 100644
--- a/service-t/src/com/android/server/ethernet/EthernetServiceImpl.java
+++ b/service-t/src/com/android/server/ethernet/EthernetServiceImpl.java
@@ -19,6 +19,7 @@
 import static android.net.NetworkCapabilities.TRANSPORT_ETHERNET;
 import static android.net.NetworkCapabilities.TRANSPORT_TEST;
 
+import android.annotation.CheckResult;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.content.Context;
@@ -72,8 +73,9 @@
                 methodName + " is only available on automotive devices.");
     }
 
-    private boolean checkUseRestrictedNetworksPermission() {
-        return PermissionUtils.checkAnyPermissionOf(mContext,
+    @CheckResult
+    private boolean hasUseRestrictedNetworksPermission() {
+        return PermissionUtils.hasAnyPermissionOf(mContext,
                 android.Manifest.permission.CONNECTIVITY_USE_RESTRICTED_NETWORKS);
     }
 
@@ -92,7 +94,7 @@
     @Override
     public String[] getAvailableInterfaces() throws RemoteException {
         PermissionUtils.enforceAccessNetworkStatePermission(mContext, TAG);
-        return mTracker.getClientModeInterfaces(checkUseRestrictedNetworksPermission());
+        return mTracker.getClientModeInterfaces(hasUseRestrictedNetworksPermission());
     }
 
     /**
@@ -146,7 +148,7 @@
     public void addListener(IEthernetServiceListener listener) throws RemoteException {
         Objects.requireNonNull(listener, "listener must not be null");
         PermissionUtils.enforceAccessNetworkStatePermission(mContext, TAG);
-        mTracker.addListener(listener, checkUseRestrictedNetworksPermission());
+        mTracker.addListener(listener, hasUseRestrictedNetworksPermission());
     }
 
     /**
@@ -187,7 +189,7 @@
     @Override
     protected void dump(FileDescriptor fd, PrintWriter writer, String[] args) {
         final IndentingPrintWriter pw = new IndentingPrintWriter(writer, "  ");
-        if (!PermissionUtils.checkDumpPermission(mContext, TAG, pw)) return;
+        if (!PermissionUtils.hasDumpPermission(mContext, TAG, pw)) return;
 
         pw.println("Current Ethernet state: ");
         pw.increaseIndent();
diff --git a/service-t/src/com/android/server/net/NetworkStatsService.java b/service-t/src/com/android/server/net/NetworkStatsService.java
index ec10158..80c4033 100644
--- a/service-t/src/com/android/server/net/NetworkStatsService.java
+++ b/service-t/src/com/android/server/net/NetworkStatsService.java
@@ -1461,7 +1461,7 @@
 
     private int restrictFlagsForCaller(int flags, @Nullable String callingPackage) {
         // All non-privileged callers are not allowed to turn off POLL_ON_OPEN.
-        final boolean isPrivileged = PermissionUtils.checkAnyPermissionOf(mContext,
+        final boolean isPrivileged = PermissionUtils.hasAnyPermissionOf(mContext,
                 NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK,
                 android.Manifest.permission.NETWORK_STACK);
         if (!isPrivileged) {
@@ -2667,7 +2667,7 @@
 
     @Override
     protected void dump(FileDescriptor fd, PrintWriter rawWriter, String[] args) {
-        if (!PermissionUtils.checkDumpPermission(mContext, TAG, rawWriter)) return;
+        if (!PermissionUtils.hasDumpPermission(mContext, TAG, rawWriter)) return;
 
         long duration = DateUtils.DAY_IN_MILLIS;
         final HashSet<String> argSet = new HashSet<String>();
diff --git a/service/Android.bp b/service/Android.bp
index 0d7e8d0..403ba7d 100644
--- a/service/Android.bp
+++ b/service/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     // See: http://go/android-license-faq
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
@@ -178,6 +179,8 @@
         "unsupportedappusage",
         "ServiceConnectivityResources",
         "framework-statsd",
+        "framework-permission",
+        "framework-permission-s",
     ],
     static_libs: [
         // Do not add libs here if they are already included
@@ -185,7 +188,7 @@
         "androidx.annotation_annotation",
         "connectivity-net-module-utils-bpf",
         "connectivity_native_aidl_interface-lateststable-java",
-        "dnsresolver_aidl_interface-V13-java",
+        "dnsresolver_aidl_interface-V14-java",
         "modules-utils-shell-command-handler",
         "net-utils-device-common",
         "net-utils-device-common-ip",
@@ -201,7 +204,6 @@
         "com.android.tethering",
     ],
     lint: {
-        strict_updatability_linting: true,
         baseline_filename: "lint-baseline.xml",
 
     },
@@ -265,6 +267,8 @@
         "framework-tethering.impl",
         "framework-wifi",
         "libprotobuf-java-nano",
+        "framework-permission",
+        "framework-permission-s",
     ],
     jarjar_rules: ":connectivity-jarjar-rules",
     apex_available: [
@@ -273,9 +277,6 @@
     optimize: {
         proguard_flags_files: ["proguard.flags"],
     },
-    lint: {
-        strict_updatability_linting: true,
-    },
 }
 
 // A special library created strictly for use by the tests as they need the
diff --git a/service/ServiceConnectivityResources/Android.bp b/service/ServiceConnectivityResources/Android.bp
index 2260596..2621256 100644
--- a/service/ServiceConnectivityResources/Android.bp
+++ b/service/ServiceConnectivityResources/Android.bp
@@ -16,6 +16,7 @@
 
 // APK to hold all the wifi overlayable resources.
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/service/libconnectivity/Android.bp b/service/libconnectivity/Android.bp
index e063af7..3a72134 100644
--- a/service/libconnectivity/Android.bp
+++ b/service/libconnectivity/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     // See: http://go/android-license-faq
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
diff --git a/service/lint-baseline.xml b/service/lint-baseline.xml
index b09589c..3e11d52 100644
--- a/service/lint-baseline.xml
+++ b/service/lint-baseline.xml
@@ -3,6 +3,17 @@
 
     <issue
         id="NewApi"
+        message="Call requires API level 33 (current min is 30): `getUidRule`"
+        errorLine1="        return BpfNetMapsReader.getUidRule(sUidOwnerMap, childChain, uid);"
+        errorLine2="                                ~~~~~~~~~~">
+        <location
+            file="packages/modules/Connectivity/service/src/com/android/server/BpfNetMaps.java"
+            line="643"
+            column="33"/>
+    </issue>
+
+    <issue
+        id="NewApi"
         message="Call requires API level 31 (current min is 30): `BpfBitmap`"
         errorLine1="                return new BpfBitmap(BLOCKED_PORTS_MAP_PATH);"
         errorLine2="                       ~~~~~~~~~~~~~">
diff --git a/service/native/libs/libclat/Android.bp b/service/native/libs/libclat/Android.bp
index 5c6b123..6c1c2c4 100644
--- a/service/native/libs/libclat/Android.bp
+++ b/service/native/libs/libclat/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -38,7 +39,10 @@
 cc_test {
     name: "libclat_test",
     defaults: ["netd_defaults"],
-    test_suites: ["general-tests", "mts-tethering"],
+    test_suites: [
+        "general-tests",
+        "mts-tethering",
+    ],
     test_config_template: ":net_native_test_config_template",
     srcs: [
         "clatutils_test.cpp",
diff --git a/service/src/com/android/server/ConnectivityService.java b/service/src/com/android/server/ConnectivityService.java
index a995439..3d646fd 100755
--- a/service/src/com/android/server/ConnectivityService.java
+++ b/service/src/com/android/server/ConnectivityService.java
@@ -38,6 +38,7 @@
 import static android.net.ConnectivityManager.BLOCKED_REASON_NONE;
 import static android.net.ConnectivityManager.CALLBACK_IP_CHANGED;
 import static android.net.ConnectivityManager.CONNECTIVITY_ACTION;
+import static android.net.ConnectivityManager.FIREWALL_CHAIN_BACKGROUND;
 import static android.net.ConnectivityManager.FIREWALL_RULE_ALLOW;
 import static android.net.ConnectivityManager.FIREWALL_RULE_DEFAULT;
 import static android.net.ConnectivityManager.FIREWALL_RULE_DENY;
@@ -108,15 +109,15 @@
 import static com.android.net.module.util.BpfUtils.BPF_CGROUP_INET_INGRESS;
 import static com.android.net.module.util.BpfUtils.BPF_CGROUP_INET_SOCK_CREATE;
 import static com.android.net.module.util.NetworkMonitorUtils.isPrivateDnsValidationRequired;
-import static com.android.net.module.util.PermissionUtils.checkAnyPermissionOf;
 import static com.android.net.module.util.PermissionUtils.enforceAnyPermissionOf;
 import static com.android.net.module.util.PermissionUtils.enforceNetworkStackPermission;
 import static com.android.net.module.util.PermissionUtils.enforceNetworkStackPermissionOr;
+import static com.android.net.module.util.PermissionUtils.hasAnyPermissionOf;
 import static com.android.server.ConnectivityStatsLog.CONNECTIVITY_STATE_SAMPLE;
-
-import static java.util.Map.Entry;
+import static com.android.server.connectivity.ConnectivityFlags.REQUEST_RESTRICTED_WIFI;
 
 import android.Manifest;
+import android.annotation.CheckResult;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.SuppressLint;
@@ -255,6 +256,7 @@
 import android.stats.connectivity.ValidatedState;
 import android.sysprop.NetworkProperties;
 import android.system.ErrnoException;
+import android.telephony.SubscriptionManager;
 import android.telephony.TelephonyManager;
 import android.text.TextUtils;
 import android.util.ArrayMap;
@@ -337,6 +339,7 @@
 import com.android.server.connectivity.ProxyTracker;
 import com.android.server.connectivity.QosCallbackTracker;
 import com.android.server.connectivity.RoutingCoordinatorService;
+import com.android.server.connectivity.SatelliteAccessController;
 import com.android.server.connectivity.UidRangeUtils;
 import com.android.server.connectivity.VpnNetworkPreferenceInfo;
 import com.android.server.connectivity.wear.CompanionDeviceManagerProxyService;
@@ -351,7 +354,6 @@
 import java.io.PrintWriter;
 import java.io.Writer;
 import java.net.Inet4Address;
-import java.net.Inet6Address;
 import java.net.InetAddress;
 import java.net.InetSocketAddress;
 import java.net.SocketException;
@@ -375,6 +377,8 @@
 import java.util.TreeSet;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicInteger;
+import java.util.function.BiConsumer;
+import java.util.function.Consumer;
 
 /**
  * @hide
@@ -469,6 +473,8 @@
 
     private volatile boolean mLockdownEnabled;
 
+    private final boolean mRequestRestrictedWifiEnabled;
+
     /**
      * Stale copy of uid blocked reasons provided by NPMS. As long as they are accessed only in
      * internal handler thread, they don't need a lock.
@@ -564,6 +570,10 @@
     // See {@link ConnectivitySettingsManager#setMobileDataPreferredUids}
     @VisibleForTesting
     static final int PREFERENCE_ORDER_MOBILE_DATA_PREFERERRED = 30;
+    // Order of setting satellite network preference fallback when default message application
+    // with role_sms role and android.permission.SATELLITE_COMMUNICATION permission detected
+    @VisibleForTesting
+    static final int PREFERENCE_ORDER_SATELLITE_FALLBACK = 40;
     // Preference order that signifies the network shouldn't be set as a default network for
     // the UIDs, only give them access to it. TODO : replace this with a boolean
     // in NativeUidRangeConfig
@@ -834,6 +844,11 @@
     private static final int EVENT_UID_FROZEN_STATE_CHANGED = 61;
 
     /**
+     * Event to inform the ConnectivityService handler when a uid has lost carrier privileges.
+     */
+    private static final int EVENT_UID_CARRIER_PRIVILEGES_LOST = 62;
+
+    /**
      * Argument for {@link #EVENT_PROVISIONING_NOTIFICATION} to indicate that the notification
      * should be shown.
      */
@@ -922,6 +937,7 @@
     private final QosCallbackTracker mQosCallbackTracker;
     private final NetworkNotificationManager mNotifier;
     private final LingerMonitor mLingerMonitor;
+    private final SatelliteAccessController mSatelliteAccessController;
 
     // sequence number of NetworkRequests
     private int mNextNetworkRequestId = NetworkRequest.FIRST_REQUEST_ID;
@@ -1272,6 +1288,14 @@
     }
     private final LegacyTypeTracker mLegacyTypeTracker = new LegacyTypeTracker(this);
 
+    @VisibleForTesting
+    void onCarrierPrivilegesLost(Integer uid, Integer subId) {
+        if (mRequestRestrictedWifiEnabled) {
+            mHandler.sendMessage(mHandler.obtainMessage(
+                    EVENT_UID_CARRIER_PRIVILEGES_LOST, uid, subId));
+        }
+    }
+
     final LocalPriorityDump mPriorityDumper = new LocalPriorityDump();
     /**
      * Helper class which parses out priority arguments and dumps sections according to their
@@ -1490,15 +1514,31 @@
          */
         @Nullable
         public CarrierPrivilegeAuthenticator makeCarrierPrivilegeAuthenticator(
-                @NonNull final Context context, @NonNull final TelephonyManager tm) {
+                @NonNull final Context context,
+                @NonNull final TelephonyManager tm,
+                boolean requestRestrictedWifiEnabled,
+                @NonNull BiConsumer<Integer, Integer> listener) {
             if (isAtLeastT()) {
-                return new CarrierPrivilegeAuthenticator(context, tm);
+                return new CarrierPrivilegeAuthenticator(
+                        context, tm, requestRestrictedWifiEnabled, listener);
             } else {
                 return null;
             }
         }
 
         /**
+         * @see SatelliteAccessController
+         */
+        @Nullable
+        public SatelliteAccessController makeSatelliteAccessController(
+                @NonNull final Context context,
+                Consumer<Set<Integer>> updateSatelliteNetworkFallbackUidCallback,
+                @NonNull final Handler connectivityServiceInternalHandler) {
+            return new SatelliteAccessController(context, updateSatelliteNetworkFallbackUidCallback,
+                    connectivityServiceInternalHandler);
+        }
+
+        /**
          * @see DeviceConfigUtils#isTetheringFeatureEnabled
          */
         public boolean isFeatureEnabled(Context context, String name) {
@@ -1761,8 +1801,20 @@
         mTelephonyManager = (TelephonyManager) mContext.getSystemService(Context.TELEPHONY_SERVICE);
         mAppOpsManager = (AppOpsManager) mContext.getSystemService(Context.APP_OPS_SERVICE);
         mLocationPermissionChecker = mDeps.makeLocationPermissionChecker(mContext);
-        mCarrierPrivilegeAuthenticator =
-                mDeps.makeCarrierPrivilegeAuthenticator(mContext, mTelephonyManager);
+        mRequestRestrictedWifiEnabled = mDeps.isAtLeastU()
+                && mDeps.isFeatureEnabled(context, REQUEST_RESTRICTED_WIFI);
+        mCarrierPrivilegeAuthenticator = mDeps.makeCarrierPrivilegeAuthenticator(
+                mContext, mTelephonyManager, mRequestRestrictedWifiEnabled,
+                this::onCarrierPrivilegesLost);
+
+        if (mDeps.isAtLeastU()
+                && mDeps
+                .isFeatureNotChickenedOut(mContext, ALLOW_SATALLITE_NETWORK_FALLBACK)) {
+            mSatelliteAccessController = mDeps.makeSatelliteAccessController(
+                    mContext, this::updateSatelliteNetworkPreferenceUids, mHandler);
+        } else {
+            mSatelliteAccessController = null;
+        }
 
         // To ensure uid state is synchronized with Network Policy, register for
         // NetworkPolicyManagerService events must happen prior to NetworkPolicyManagerService
@@ -1896,8 +1948,8 @@
         mMulticastRoutingCoordinatorService =
                 mDeps.makeMulticastRoutingCoordinatorService(mHandler);
 
-        mDestroyFrozenSockets = mDeps.isAtLeastU()
-                && mDeps.isFeatureEnabled(context, KEY_DESTROY_FROZEN_SOCKETS_VERSION);
+        mDestroyFrozenSockets = mDeps.isAtLeastV() || (mDeps.isAtLeastU()
+                && mDeps.isFeatureEnabled(context, KEY_DESTROY_FROZEN_SOCKETS_VERSION));
         mDelayDestroyFrozenSockets = mDeps.isAtLeastU()
                 && mDeps.isFeatureEnabled(context, DELAY_DESTROY_FROZEN_SOCKETS_VERSION);
         mAllowSysUiConnectivityReports = mDeps.isFeatureNotChickenedOut(
@@ -2032,6 +2084,18 @@
                 new Pair<>(network, proxyInfo)).sendToTarget();
     }
 
+    /**
+     * Called when satellite network fallback uids at {@link SatelliteAccessController}
+     * cache was updated based on {@link
+     * android.app.role.OnRoleHoldersChangedListener#onRoleHoldersChanged(String, UserHandle)},
+     * to create multilayer request with preference order
+     * {@link #PREFERENCE_ORDER_SATELLITE_FALLBACK} there on.
+     *
+     */
+    private void updateSatelliteNetworkPreferenceUids(Set<Integer> satelliteNetworkFallbackUids) {
+        handleSetSatelliteNetworkPreference(satelliteNetworkFallbackUids);
+    }
+
     private void handleAlwaysOnNetworkRequest(
             NetworkRequest networkRequest, String settingName, boolean defaultValue) {
         final boolean enable = toBool(Settings.Global.getInt(
@@ -2651,7 +2715,7 @@
         Objects.requireNonNull(packageName);
         Objects.requireNonNull(lp);
         enforceNetworkStackOrSettingsPermission();
-        if (!checkAccessPermission(-1 /* pid */, uid)) {
+        if (!hasAccessPermission(-1 /* pid */, uid)) {
             return null;
         }
         return linkPropertiesRestrictedForCallerPermissions(lp, -1 /* callerPid */, uid);
@@ -2687,7 +2751,7 @@
         Objects.requireNonNull(nc);
         Objects.requireNonNull(packageName);
         enforceNetworkStackOrSettingsPermission();
-        if (!checkAccessPermission(-1 /* pid */, uid)) {
+        if (!hasAccessPermission(-1 /* pid */, uid)) {
             return null;
         }
         return createWithLocationInfoSanitizedIfNecessaryWhenParceled(
@@ -2698,14 +2762,14 @@
 
     private void redactUnderlyingNetworksForCapabilities(NetworkCapabilities nc, int pid, int uid) {
         if (nc.getUnderlyingNetworks() != null
-                && !checkNetworkFactoryOrSettingsPermission(pid, uid)) {
+                && !hasNetworkFactoryOrSettingsPermission(pid, uid)) {
             nc.setUnderlyingNetworks(null);
         }
     }
 
     private boolean canSeeAllowedUids(final int pid, final int uid, final int netOwnerUid) {
         return Process.SYSTEM_UID == uid
-                || checkAnyPermissionOf(mContext, pid, uid,
+                || hasAnyPermissionOf(mContext, pid, uid,
                         android.Manifest.permission.NETWORK_FACTORY);
     }
 
@@ -2718,14 +2782,14 @@
         // it happens for some reason (e.g. the package is uninstalled while CS is trying to
         // send the callback) it would crash the system server with NPE.
         final NetworkCapabilities newNc = new NetworkCapabilities(nc);
-        if (!checkSettingsPermission(callerPid, callerUid)) {
+        if (!hasSettingsPermission(callerPid, callerUid)) {
             newNc.setUids(null);
             newNc.setSSID(null);
         }
         if (newNc.getNetworkSpecifier() != null) {
             newNc.setNetworkSpecifier(newNc.getNetworkSpecifier().redact());
         }
-        if (!checkAnyPermissionOf(mContext, callerPid, callerUid,
+        if (!hasAnyPermissionOf(mContext, callerPid, callerUid,
                 android.Manifest.permission.NETWORK_STACK,
                 NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK)) {
             newNc.setAdministratorUids(new int[0]);
@@ -2793,11 +2857,12 @@
          * Returns whether the app holds local mac address permission or not (might return cached
          * result if the permission was already checked before).
          */
+        @CheckResult
         public boolean hasLocalMacAddressPermission() {
             if (mHasLocalMacAddressPermission == null) {
                 // If there is no cached result, perform the check now.
-                mHasLocalMacAddressPermission =
-                        checkLocalMacAddressPermission(mCallingPid, mCallingUid);
+                mHasLocalMacAddressPermission = ConnectivityService.this
+                        .hasLocalMacAddressPermission(mCallingPid, mCallingUid);
             }
             return mHasLocalMacAddressPermission;
         }
@@ -2806,10 +2871,12 @@
          * Returns whether the app holds settings permission or not (might return cached
          * result if the permission was already checked before).
          */
+        @CheckResult
         public boolean hasSettingsPermission() {
             if (mHasSettingsPermission == null) {
                 // If there is no cached result, perform the check now.
-                mHasSettingsPermission = checkSettingsPermission(mCallingPid, mCallingUid);
+                mHasSettingsPermission =
+                        ConnectivityService.this.hasSettingsPermission(mCallingPid, mCallingUid);
             }
             return mHasSettingsPermission;
         }
@@ -2913,7 +2980,7 @@
             return new LinkProperties(lp);
         }
 
-        if (checkSettingsPermission(callerPid, callerUid)) {
+        if (hasSettingsPermission(callerPid, callerUid)) {
             return new LinkProperties(lp, true /* parcelSensitiveFields */);
         }
 
@@ -2929,7 +2996,7 @@
             int callerUid, String callerPackageName) {
         // There is no need to track the effective UID of the request here. If the caller
         // lacks the settings permission, the effective UID is the same as the calling ID.
-        if (!checkSettingsPermission()) {
+        if (!hasSettingsPermission()) {
             // Unprivileged apps can only pass in null or their own UID.
             if (nc.getUids() == null) {
                 // If the caller passes in null, the callback will also match networks that do not
@@ -3371,6 +3438,9 @@
 
     public static final String LOG_BPF_RC = "log_bpf_rc_force_disable";
 
+    public static final String ALLOW_SATALLITE_NETWORK_FALLBACK =
+            "allow_satallite_network_fallback";
+
     private void enforceInternetPermission() {
         mContext.enforceCallingOrSelfPermission(
                 android.Manifest.permission.INTERNET,
@@ -3383,7 +3453,8 @@
                 "ConnectivityService");
     }
 
-    private boolean checkAccessPermission(int pid, int uid) {
+    @CheckResult
+    private boolean hasAccessPermission(int pid, int uid) {
         return mContext.checkPermission(android.Manifest.permission.ACCESS_NETWORK_STATE, pid, uid)
                 == PERMISSION_GRANTED;
     }
@@ -3469,7 +3540,8 @@
                 NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
     }
 
-    private boolean checkNetworkFactoryOrSettingsPermission(int pid, int uid) {
+    @CheckResult
+    private boolean hasNetworkFactoryOrSettingsPermission(int pid, int uid) {
         return PERMISSION_GRANTED == mContext.checkPermission(
                 android.Manifest.permission.NETWORK_FACTORY, pid, uid)
                 || PERMISSION_GRANTED == mContext.checkPermission(
@@ -3479,13 +3551,14 @@
                 || UserHandle.getAppId(uid) == Process.BLUETOOTH_UID;
     }
 
-    private boolean checkSettingsPermission() {
-        return PermissionUtils.checkAnyPermissionOf(mContext,
-                android.Manifest.permission.NETWORK_SETTINGS,
+    @CheckResult
+    private boolean hasSettingsPermission() {
+        return hasAnyPermissionOf(mContext, android.Manifest.permission.NETWORK_SETTINGS,
                 NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
     }
 
-    private boolean checkSettingsPermission(int pid, int uid) {
+    @CheckResult
+    private boolean hasSettingsPermission(int pid, int uid) {
         return PERMISSION_GRANTED == mContext.checkPermission(
                 android.Manifest.permission.NETWORK_SETTINGS, pid, uid)
                 || PERMISSION_GRANTED == mContext.checkPermission(
@@ -3522,33 +3595,36 @@
                 "ConnectivityService");
     }
 
-    private boolean checkNetworkStackPermission() {
-        return PermissionUtils.checkAnyPermissionOf(mContext,
-                android.Manifest.permission.NETWORK_STACK,
+    @CheckResult
+    private boolean hasNetworkStackPermission() {
+        return hasAnyPermissionOf(mContext, android.Manifest.permission.NETWORK_STACK,
                 NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
     }
 
-    private boolean checkNetworkStackPermission(int pid, int uid) {
-        return checkAnyPermissionOf(mContext, pid, uid,
-                android.Manifest.permission.NETWORK_STACK,
+    @CheckResult
+    private boolean hasNetworkStackPermission(int pid, int uid) {
+        return hasAnyPermissionOf(mContext, pid, uid, android.Manifest.permission.NETWORK_STACK,
                 NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
     }
 
-    private boolean checkSystemBarServicePermission(int pid, int uid) {
-        return checkAnyPermissionOf(mContext, pid, uid,
+    @CheckResult
+    private boolean hasSystemBarServicePermission(int pid, int uid) {
+        return hasAnyPermissionOf(mContext, pid, uid,
                 android.Manifest.permission.STATUS_BAR_SERVICE);
     }
 
-    private boolean checkNetworkSignalStrengthWakeupPermission(int pid, int uid) {
-        return checkAnyPermissionOf(mContext, pid, uid,
+    @CheckResult
+    private boolean hasNetworkSignalStrengthWakeupPermission(int pid, int uid) {
+        return hasAnyPermissionOf(mContext, pid, uid,
                 android.Manifest.permission.NETWORK_SIGNAL_STRENGTH_WAKEUP,
                 NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK,
                 android.Manifest.permission.NETWORK_SETTINGS);
     }
 
-    private boolean checkConnectivityRestrictedNetworksPermission(int callingUid,
+    @CheckResult
+    private boolean hasConnectivityRestrictedNetworksPermission(int callingUid,
             boolean checkUidsAllowedList) {
-        if (PermissionUtils.checkAnyPermissionOf(mContext,
+        if (hasAnyPermissionOf(mContext,
                 android.Manifest.permission.CONNECTIVITY_USE_RESTRICTED_NETWORKS)) {
             return true;
         }
@@ -3556,8 +3632,7 @@
         // fallback to ConnectivityInternalPermission
         // TODO: Remove this fallback check after all apps have declared
         //  CONNECTIVITY_USE_RESTRICTED_NETWORKS.
-        if (PermissionUtils.checkAnyPermissionOf(mContext,
-                android.Manifest.permission.CONNECTIVITY_INTERNAL)) {
+        if (hasAnyPermissionOf(mContext, android.Manifest.permission.CONNECTIVITY_INTERNAL)) {
             return true;
         }
 
@@ -3571,7 +3646,7 @@
 
     private void enforceConnectivityRestrictedNetworksPermission(boolean checkUidsAllowedList) {
         final int callingUid = mDeps.getCallingUid();
-        if (!checkConnectivityRestrictedNetworksPermission(callingUid, checkUidsAllowedList)) {
+        if (!hasConnectivityRestrictedNetworksPermission(callingUid, checkUidsAllowedList)) {
             throw new SecurityException("ConnectivityService: user " + callingUid
                     + " has no permission to access restricted network.");
         }
@@ -3581,7 +3656,8 @@
         mContext.enforceCallingOrSelfPermission(KeepaliveTracker.PERMISSION, "ConnectivityService");
     }
 
-    private boolean checkLocalMacAddressPermission(int pid, int uid) {
+    @CheckResult
+    private boolean hasLocalMacAddressPermission(int pid, int uid) {
         return PERMISSION_GRANTED == mContext.checkPermission(
                 Manifest.permission.LOCAL_MAC_ADDRESS, pid, uid);
     }
@@ -3731,6 +3807,10 @@
             updateMobileDataPreferredUids();
         }
 
+        if (mSatelliteAccessController != null) {
+            mSatelliteAccessController.start();
+        }
+
         // On T+ devices, register callback for statsd to pull NETWORK_BPF_MAP_INFO atom
         if (mDeps.isAtLeastT()) {
             mBpfNetMaps.setPullAtomCallback(mContext);
@@ -3875,12 +3955,13 @@
     @Override
     protected void dump(@NonNull FileDescriptor fd, @NonNull PrintWriter writer,
             @Nullable String[] args) {
-        if (!checkDumpPermission(mContext, TAG, writer)) return;
+        if (!hasDumpPermission(mContext, TAG, writer)) return;
 
         mPriorityDumper.dump(fd, writer, args);
     }
 
-    private boolean checkDumpPermission(Context context, String tag, PrintWriter pw) {
+    @CheckResult
+    private boolean hasDumpPermission(Context context, String tag, PrintWriter pw) {
         if (context.checkCallingOrSelfPermission(android.Manifest.permission.DUMP)
                 != PackageManager.PERMISSION_GRANTED) {
             pw.println("Permission Denial: can't dump " + tag + " from from pid="
@@ -5312,6 +5393,13 @@
         return false;
     }
 
+    private int getSubscriptionIdFromNetworkCaps(@NonNull final NetworkCapabilities caps) {
+        if (mCarrierPrivilegeAuthenticator != null) {
+            return mCarrierPrivilegeAuthenticator.getSubIdFromNetworkCapabilities(caps);
+        }
+        return SubscriptionManager.INVALID_SUBSCRIPTION_ID;
+    }
+
     private void handleRegisterNetworkRequestWithIntent(@NonNull final Message msg) {
         final NetworkRequestInfo nri = (NetworkRequestInfo) (msg.obj);
         // handleRegisterNetworkRequestWithIntent() doesn't apply to multilayer requests.
@@ -5697,7 +5785,7 @@
     }
 
     private RequestInfoPerUidCounter getRequestCounter(NetworkRequestInfo nri) {
-        return checkAnyPermissionOf(mContext,
+        return hasAnyPermissionOf(mContext,
                 nri.mPid, nri.mUid, NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK)
                 ? mSystemNetworkRequestCounter : mNetworkRequestCounter;
     }
@@ -5921,7 +6009,7 @@
             if (nm == null) return;
 
             if (request == CaptivePortal.APP_REQUEST_REEVALUATION_REQUIRED) {
-                checkNetworkStackPermission();
+                hasNetworkStackPermission();
                 nm.forceReevaluation(mDeps.getCallingUid());
             }
         }
@@ -5951,7 +6039,7 @@
      * @see MultinetworkPolicyTracker#getAvoidBadWifi()
      */
     public boolean shouldAvoidBadWifi() {
-        if (!checkNetworkStackPermission()) {
+        if (!hasNetworkStackPermission()) {
             throw new SecurityException("avoidBadWifi requires NETWORK_STACK permission");
         }
         return avoidBadWifi();
@@ -6402,6 +6490,9 @@
                     UidFrozenStateChangedArgs args = (UidFrozenStateChangedArgs) msg.obj;
                     handleFrozenUids(args.mUids, args.mFrozenStates);
                     break;
+                case EVENT_UID_CARRIER_PRIVILEGES_LOST:
+                    handleUidCarrierPrivilegesLost(msg.arg1, msg.arg2);
+                    break;
             }
         }
     }
@@ -7471,20 +7562,25 @@
     // specific SSID/SignalStrength, or the calling app has permission to do so.
     private void ensureSufficientPermissionsForRequest(NetworkCapabilities nc,
             int callerPid, int callerUid, String callerPackageName) {
-        if (null != nc.getSsid() && !checkSettingsPermission(callerPid, callerUid)) {
+        if (null != nc.getSsid() && !hasSettingsPermission(callerPid, callerUid)) {
             throw new SecurityException("Insufficient permissions to request a specific SSID");
         }
 
         if (nc.hasSignalStrength()
-                && !checkNetworkSignalStrengthWakeupPermission(callerPid, callerUid)) {
+                && !hasNetworkSignalStrengthWakeupPermission(callerPid, callerUid)) {
             throw new SecurityException(
                     "Insufficient permissions to request a specific signal strength");
         }
         mAppOpsManager.checkPackage(callerUid, callerPackageName);
 
-        if (!nc.getSubscriptionIds().isEmpty()) {
-            enforceNetworkFactoryPermission();
+        if (nc.getSubscriptionIds().isEmpty()) {
+            return;
         }
+        if (mRequestRestrictedWifiEnabled
+                && canRequestRestrictedNetworkDueToCarrierPrivileges(nc, callerUid)) {
+            return;
+        }
+        enforceNetworkFactoryPermission();
     }
 
     private int[] getSignalStrengthThresholds(@NonNull final NetworkAgentInfo nai) {
@@ -7574,7 +7670,7 @@
             int reqTypeInt, Messenger messenger, int timeoutMs, final IBinder binder,
             int legacyType, int callbackFlags, @NonNull String callingPackageName,
             @Nullable String callingAttributionTag) {
-        if (legacyType != TYPE_NONE && !checkNetworkStackPermission()) {
+        if (legacyType != TYPE_NONE && !hasNetworkStackPermission()) {
             if (isTargetSdkAtleast(Build.VERSION_CODES.M, mDeps.getCallingUid(),
                     callingPackageName)) {
                 throw new SecurityException("Insufficient permissions to specify legacy type");
@@ -7764,6 +7860,22 @@
         applicationNetworkCapabilities.enforceSelfCertifiedNetworkCapabilitiesDeclared(
                 networkCapabilities);
     }
+
+    private boolean canRequestRestrictedNetworkDueToCarrierPrivileges(
+            NetworkCapabilities networkCapabilities, int callingUid) {
+        if (mRequestRestrictedWifiEnabled) {
+            // For U+ devices, callers with carrier privilege could request restricted networks
+            // with CBS capabilities, or any restricted WiFi networks.
+            return ((networkCapabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_CBS)
+                || networkCapabilities.hasTransport(NetworkCapabilities.TRANSPORT_WIFI))
+                && hasCarrierPrivilegeForNetworkCaps(callingUid, networkCapabilities));
+        } else {
+            // For T+ devices, callers with carrier privilege could request with CBS
+            // capabilities.
+            return (networkCapabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_CBS)
+                && hasCarrierPrivilegeForNetworkCaps(callingUid, networkCapabilities));
+        }
+    }
     private void enforceNetworkRequestPermissions(NetworkCapabilities networkCapabilities,
             String callingPackageName, String callingAttributionTag, final int callingUid) {
         if (shouldCheckCapabilitiesDeclaration(networkCapabilities, callingUid,
@@ -7771,13 +7883,11 @@
             enforceRequestCapabilitiesDeclaration(callingPackageName, networkCapabilities,
                     callingUid);
         }
-        if (networkCapabilities.hasCapability(NET_CAPABILITY_NOT_RESTRICTED) == false) {
-            // For T+ devices, callers with carrier privilege could request with CBS capabilities.
-            if (networkCapabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_CBS)
-                    && hasCarrierPrivilegeForNetworkCaps(callingUid, networkCapabilities)) {
-                return;
+        if (!networkCapabilities.hasCapability(NET_CAPABILITY_NOT_RESTRICTED)) {
+            if (!canRequestRestrictedNetworkDueToCarrierPrivileges(
+                    networkCapabilities, callingUid)) {
+                enforceConnectivityRestrictedNetworksPermission(true /* checkUidsAllowedList */);
             }
-            enforceConnectivityRestrictedNetworksPermission(true /* checkUidsAllowedList */);
         } else {
             enforceChangePermission(callingPackageName, callingAttributionTag);
         }
@@ -9044,6 +9154,40 @@
         }
     }
 
+    private void handleUidCarrierPrivilegesLost(int uid, int subId) {
+        ensureRunningOnConnectivityServiceThread();
+        // A NetworkRequest needs to be revoked when all the conditions are met
+        //   1. It requests restricted network
+        //   2. The requestor uid matches the uid with the callback
+        //   3. The app doesn't have Carrier Privileges
+        //   4. The app doesn't have permission.CONNECTIVITY_USE_RESTRICTED_NETWORKS
+        for (final NetworkRequest nr : mNetworkRequests.keySet()) {
+            if ((nr.isRequest() || nr.isListen())
+                    && !nr.hasCapability(NET_CAPABILITY_NOT_RESTRICTED)
+                    && nr.getRequestorUid() == uid
+                    && getSubscriptionIdFromNetworkCaps(nr.networkCapabilities) == subId
+                    && !hasConnectivityRestrictedNetworksPermission(uid, true)) {
+                declareNetworkRequestUnfulfillable(nr);
+            }
+        }
+
+        // A NetworkAgent's allowedUids may need to be updated if the app has lost
+        // carrier config
+        for (final NetworkAgentInfo nai : mNetworkAgentInfos) {
+            if (nai.networkCapabilities.getAllowedUidsNoCopy().contains(uid)
+                    && getSubscriptionIdFromNetworkCaps(nai.networkCapabilities) == subId) {
+                final NetworkCapabilities nc = new NetworkCapabilities(nai.networkCapabilities);
+                NetworkAgentInfo.restrictCapabilitiesFromNetworkAgent(
+                        nc,
+                        uid,
+                        false /* hasAutomotiveFeature (irrelevant) */,
+                        mDeps,
+                        mCarrierPrivilegeAuthenticator);
+                updateCapabilities(nai.getScore(), nai, nc);
+            }
+        }
+    }
+
     /**
      * Update the NetworkCapabilities for {@code nai} to {@code nc}. Specifically:
      *
@@ -9491,7 +9635,6 @@
         final ArraySet<Integer> toAdd = new ArraySet<>(newUids);
         toRemove.removeAll(newUids);
         toAdd.removeAll(prevUids);
-
         try {
             if (!toAdd.isEmpty()) {
                 mNetd.networkAddUidRangesParcel(new NativeUidRangeConfig(
@@ -11137,17 +11280,28 @@
                 err.getFileDescriptor(), args);
     }
 
-    private Boolean parseBooleanArgument(final String arg) {
-        if ("true".equals(arg)) {
-            return true;
-        } else if ("false".equals(arg)) {
-            return false;
-        } else {
-            return null;
-        }
-    }
-
     private class ShellCmd extends BasicShellCommandHandler {
+
+        private Boolean parseBooleanArgument(final String arg) {
+            if ("true".equals(arg)) {
+                return true;
+            } else if ("false".equals(arg)) {
+                return false;
+            } else {
+                getOutPrintWriter().println("Invalid boolean argument: " + arg);
+                return null;
+            }
+        }
+
+        private Integer parseIntegerArgument(final String arg) {
+            try {
+                return Integer.valueOf(arg);
+            } catch (NumberFormatException ne) {
+                getOutPrintWriter().println("Invalid integer argument: " + arg);
+                return null;
+            }
+        }
+
         @Override
         public int onCommand(String cmd) {
             if (cmd == null) {
@@ -11224,6 +11378,38 @@
                         }
                         return 0;
                     }
+                    case "set-background-networking-enabled-for-uid": {
+                        final Integer uid = parseIntegerArgument(getNextArg());
+                        final Boolean enabled = parseBooleanArgument(getNextArg());
+                        if (null == enabled || null == uid) {
+                            onHelp();
+                            return -1;
+                        }
+                        final int rule = enabled ? FIREWALL_RULE_ALLOW : FIREWALL_RULE_DEFAULT;
+                        setUidFirewallRule(FIREWALL_CHAIN_BACKGROUND, uid, rule);
+                        final String msg = (enabled ? "Enabled" : "Disabled")
+                                + " background networking for  uid " + uid;
+                        Log.i(TAG, msg);
+                        pw.println(msg);
+                        return 0;
+                    }
+                    case "get-background-networking-enabled-for-uid": {
+                        final Integer uid = parseIntegerArgument(getNextArg());
+                        if (null == uid) {
+                            onHelp();
+                            return -1;
+                        }
+                        final int rule = getUidFirewallRule(FIREWALL_CHAIN_BACKGROUND, uid);
+                        if (FIREWALL_RULE_ALLOW == rule) {
+                            pw.println(uid + ": allow");
+                        } else if (FIREWALL_RULE_DENY == rule  || FIREWALL_RULE_DEFAULT == rule) {
+                            pw.println(uid + ": deny");
+                        } else {
+                            throw new IllegalStateException(
+                                    "Unknown rule " + rule + " for uid " + uid);
+                        }
+                        return 0;
+                    }
                     case "reevaluate":
                         // Usage : adb shell cmd connectivity reevaluate <netId>
                         // If netId is omitted, then reevaluate the default network
@@ -11284,6 +11470,10 @@
                     + "    no effect if the chain is disabled.");
             pw.println("  get-package-networking-enabled [package name]");
             pw.println("    Get the deny bit in FIREWALL_CHAIN_OEM_DENY_3 for package.");
+            pw.println("  set-background-networking-enabled-for-uid [uid] [true|false]");
+            pw.println("    Set the allow bit in FIREWALL_CHAIN_BACKGROUND for the given uid.");
+            pw.println("  get-background-networking-enabled-for-uid [uid]");
+            pw.println("    Get the allow bit in FIREWALL_CHAIN_BACKGROUND for the given uid.");
         }
     }
 
@@ -11324,7 +11514,7 @@
 
         // Connection owner UIDs are visible only to the network stack and to the VpnService-based
         // VPN, if any, that applies to the UID that owns the connection.
-        if (checkNetworkStackPermission()) return uid;
+        if (hasNetworkStackPermission()) return uid;
 
         final NetworkAgentInfo vpn = getVpnForUid(uid);
         if (vpn == null || getVpnType(vpn) != VpnManager.TYPE_VPN_SERVICE
@@ -11584,7 +11774,7 @@
             if (report == null) {
                 continue;
             }
-            if (!checkConnectivityDiagnosticsPermissions(
+            if (!hasConnectivityDiagnosticsPermissions(
                     nri.mPid, nri.mUid, nai, cbInfo.mCallingPackageName)) {
                 continue;
             }
@@ -11747,7 +11937,7 @@
                 continue;
             }
 
-            if (!checkConnectivityDiagnosticsPermissions(
+            if (!hasConnectivityDiagnosticsPermissions(
                     nri.mPid, nri.mUid, nai, cbInfo.mCallingPackageName)) {
                 continue;
             }
@@ -11791,14 +11981,15 @@
         return false;
     }
 
+    @CheckResult
     @VisibleForTesting
-    boolean checkConnectivityDiagnosticsPermissions(
+    boolean hasConnectivityDiagnosticsPermissions(
             int callbackPid, int callbackUid, NetworkAgentInfo nai, String callbackPackageName) {
-        if (checkNetworkStackPermission(callbackPid, callbackUid)) {
+        if (hasNetworkStackPermission(callbackPid, callbackUid)) {
             return true;
         }
         if (mAllowSysUiConnectivityReports
-                && checkSystemBarServicePermission(callbackPid, callbackUid)) {
+                && hasSystemBarServicePermission(callbackPid, callbackUid)) {
             return true;
         }
 
@@ -12664,16 +12855,27 @@
 
     @VisibleForTesting
     @NonNull
-    ArraySet<NetworkRequestInfo> createNrisFromMobileDataPreferredUids(
-            @NonNull final Set<Integer> uids) {
+    ArraySet<NetworkRequestInfo> createNrisForPreferenceOrder(@NonNull final Set<Integer> uids,
+            @NonNull final List<NetworkRequest> requests,
+            final int preferenceOrder) {
         final ArraySet<NetworkRequestInfo> nris = new ArraySet<>();
         if (uids.size() == 0) {
             // Should not create NetworkRequestInfo if no preferences. Without uid range in
             // NetworkRequestInfo, makeDefaultForApps() would treat it as a illegal NRI.
-            if (DBG) log("Don't create NetworkRequestInfo because no preferences");
             return nris;
         }
 
+        final Set<UidRange> ranges = new ArraySet<>();
+        for (final int uid : uids) {
+            ranges.add(new UidRange(uid, uid));
+        }
+        setNetworkRequestUids(requests, ranges);
+        nris.add(new NetworkRequestInfo(Process.myUid(), requests, preferenceOrder));
+        return nris;
+    }
+
+    ArraySet<NetworkRequestInfo> createNrisFromMobileDataPreferredUids(
+            @NonNull final Set<Integer> uids) {
         final List<NetworkRequest> requests = new ArrayList<>();
         // The NRI should be comprised of two layers:
         // - The request for the mobile network preferred.
@@ -12682,14 +12884,28 @@
                 TRANSPORT_CELLULAR, NetworkRequest.Type.REQUEST));
         requests.add(createDefaultInternetRequestForTransport(
                 TYPE_NONE, NetworkRequest.Type.TRACK_DEFAULT));
-        final Set<UidRange> ranges = new ArraySet<>();
-        for (final int uid : uids) {
-            ranges.add(new UidRange(uid, uid));
-        }
-        setNetworkRequestUids(requests, ranges);
-        nris.add(new NetworkRequestInfo(Process.myUid(), requests,
-                PREFERENCE_ORDER_MOBILE_DATA_PREFERERRED));
-        return nris;
+        return createNrisForPreferenceOrder(uids, requests, PREFERENCE_ORDER_MOBILE_DATA_PREFERERRED
+        );
+    }
+
+    ArraySet<NetworkRequestInfo> createMultiLayerNrisFromSatelliteNetworkFallbackUids(
+            @NonNull final Set<Integer> uids) {
+        final List<NetworkRequest> requests = new ArrayList<>();
+
+        // request: track default(unrestricted internet network)
+        requests.add(createDefaultInternetRequestForTransport(
+                TYPE_NONE, NetworkRequest.Type.TRACK_DEFAULT));
+
+        // request: restricted Satellite internet
+        final NetworkCapabilities cap = new NetworkCapabilities.Builder()
+                .addCapability(NET_CAPABILITY_INTERNET)
+                .addCapability(NET_CAPABILITY_NOT_VCN_MANAGED)
+                .removeCapability(NET_CAPABILITY_NOT_RESTRICTED)
+                .addTransportType(NetworkCapabilities.TRANSPORT_SATELLITE)
+                .build();
+        requests.add(createNetworkRequest(NetworkRequest.Type.REQUEST, cap));
+
+        return createNrisForPreferenceOrder(uids, requests, PREFERENCE_ORDER_SATELLITE_FALLBACK);
     }
 
     private void handleMobileDataPreferredUidsChanged() {
@@ -12701,6 +12917,16 @@
         rematchAllNetworksAndRequests();
     }
 
+    private void handleSetSatelliteNetworkPreference(
+            @NonNull final Set<Integer> satelliteNetworkPreferredUids) {
+        removeDefaultNetworkRequestsForPreference(PREFERENCE_ORDER_SATELLITE_FALLBACK);
+        addPerAppDefaultNetworkRequests(
+                createMultiLayerNrisFromSatelliteNetworkFallbackUids(satelliteNetworkPreferredUids)
+        );
+        // Finally, rematch.
+        rematchAllNetworksAndRequests();
+    }
+
     private void handleIngressRateLimitChanged() {
         final long oldIngressRateLimit = mIngressRateLimit;
         mIngressRateLimit = ConnectivitySettingsManager.getIngressRateLimitInBytesPerSecond(
diff --git a/service/src/com/android/server/connectivity/CarrierPrivilegeAuthenticator.java b/service/src/com/android/server/connectivity/CarrierPrivilegeAuthenticator.java
index 5705ebe..04d0fc1 100644
--- a/service/src/com/android/server/connectivity/CarrierPrivilegeAuthenticator.java
+++ b/service/src/com/android/server/connectivity/CarrierPrivilegeAuthenticator.java
@@ -40,12 +40,13 @@
 import android.telephony.SubscriptionManager;
 import android.telephony.TelephonyManager;
 import android.util.Log;
-import android.util.SparseIntArray;
+import android.util.SparseArray;
 
 import com.android.internal.annotations.GuardedBy;
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.util.IndentingPrintWriter;
 import com.android.modules.utils.HandlerExecutor;
+import com.android.modules.utils.build.SdkLevel;
 import com.android.net.module.util.DeviceConfigUtils;
 import com.android.networkstack.apishim.TelephonyManagerShimImpl;
 import com.android.networkstack.apishim.common.TelephonyManagerShim;
@@ -55,6 +56,7 @@
 import java.util.ArrayList;
 import java.util.List;
 import java.util.concurrent.Executor;
+import java.util.function.BiConsumer;
 
 /**
  * Tracks the uid of the carrier privileged app that provides the carrier config.
@@ -71,7 +73,8 @@
     private final TelephonyManagerShim mTelephonyManagerShim;
     private final TelephonyManager mTelephonyManager;
     @GuardedBy("mLock")
-    private final SparseIntArray mCarrierServiceUid = new SparseIntArray(2 /* initialCapacity */);
+    private final SparseArray<CarrierServiceUidWithSubId> mCarrierServiceUidWithSubId =
+            new SparseArray<>(2 /* initialCapacity */);
     @GuardedBy("mLock")
     private int mModemCount = 0;
     private final Object mLock = new Object();
@@ -79,11 +82,16 @@
     @NonNull
     private final List<PrivilegeListener> mCarrierPrivilegesChangedListeners = new ArrayList<>();
     private final boolean mUseCallbacksForServiceChanged;
+    private final boolean mRequestRestrictedWifiEnabled;
+    @NonNull
+    private final BiConsumer<Integer, Integer> mListener;
 
     public CarrierPrivilegeAuthenticator(@NonNull final Context c,
             @NonNull final Dependencies deps,
             @NonNull final TelephonyManager t,
-            @NonNull final TelephonyManagerShim telephonyManagerShim) {
+            @NonNull final TelephonyManagerShim telephonyManagerShim,
+            final boolean requestRestrictedWifiEnabled,
+            @NonNull BiConsumer<Integer, Integer> listener) {
         mContext = c;
         mTelephonyManager = t;
         mTelephonyManagerShim = telephonyManagerShim;
@@ -92,6 +100,8 @@
         mHandler = new Handler(thread.getLooper());
         mUseCallbacksForServiceChanged = deps.isFeatureEnabled(
                 c, CARRIER_SERVICE_CHANGED_USE_CALLBACK);
+        mRequestRestrictedWifiEnabled = requestRestrictedWifiEnabled;
+        mListener = listener;
         final IntentFilter filter = new IntentFilter();
         filter.addAction(TelephonyManager.ACTION_MULTI_SIM_CONFIG_CHANGED);
         synchronized (mLock) {
@@ -113,8 +123,10 @@
     }
 
     public CarrierPrivilegeAuthenticator(@NonNull final Context c,
-            @NonNull final TelephonyManager t) {
-        this(c, new Dependencies(), t, TelephonyManagerShimImpl.newInstance(t));
+            @NonNull final TelephonyManager t, final boolean requestRestrictedWifiEnabled,
+            @NonNull BiConsumer<Integer, Integer> listener) {
+        this(c, new Dependencies(), t, TelephonyManagerShimImpl.newInstance(t),
+                requestRestrictedWifiEnabled, listener);
     }
 
     public static class Dependencies {
@@ -142,6 +154,29 @@
         }
     }
 
+    private static class CarrierServiceUidWithSubId {
+        final int mUid;
+        final int mSubId;
+
+        CarrierServiceUidWithSubId(int uid, int subId) {
+            mUid = uid;
+            mSubId = subId;
+        }
+
+        @Override
+        public boolean equals(Object obj) {
+            if (!(obj instanceof CarrierServiceUidWithSubId)) {
+                return false;
+            }
+            CarrierServiceUidWithSubId compare = (CarrierServiceUidWithSubId) obj;
+            return (mUid == compare.mUid && mSubId == compare.mSubId);
+        }
+
+        @Override
+        public int hashCode() {
+            return mUid * 31 + mSubId;
+        }
+    }
     private class PrivilegeListener implements CarrierPrivilegesListenerShim {
         public final int mLogicalSlot;
 
@@ -171,7 +206,18 @@
                 return;
             }
             synchronized (mLock) {
-                mCarrierServiceUid.put(mLogicalSlot, carrierServiceUid);
+                CarrierServiceUidWithSubId oldPair =
+                        mCarrierServiceUidWithSubId.get(mLogicalSlot);
+                int subId = getSubId(mLogicalSlot);
+                mCarrierServiceUidWithSubId.put(
+                        mLogicalSlot,
+                        new CarrierServiceUidWithSubId(carrierServiceUid, subId));
+                if (oldPair != null
+                        && oldPair.mUid != Process.INVALID_UID
+                        && oldPair.mSubId != SubscriptionManager.INVALID_SUBSCRIPTION_ID
+                        && !oldPair.equals(mCarrierServiceUidWithSubId.get(mLogicalSlot))) {
+                    mListener.accept(oldPair.mUid, oldPair.mSubId);
+                }
             }
         }
     }
@@ -193,7 +239,14 @@
     private void unregisterCarrierPrivilegesListeners() {
         for (PrivilegeListener carrierPrivilegesListener : mCarrierPrivilegesChangedListeners) {
             removeCarrierPrivilegesListener(carrierPrivilegesListener);
-            mCarrierServiceUid.delete(carrierPrivilegesListener.mLogicalSlot);
+            CarrierServiceUidWithSubId oldPair =
+                    mCarrierServiceUidWithSubId.get(carrierPrivilegesListener.mLogicalSlot);
+            mCarrierServiceUidWithSubId.remove(carrierPrivilegesListener.mLogicalSlot);
+            if (oldPair != null
+                    && oldPair.mUid != Process.INVALID_UID
+                    && oldPair.mSubId != SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
+                mListener.accept(oldPair.mUid, oldPair.mSubId);
+            }
         }
         mCarrierPrivilegesChangedListeners.clear();
     }
@@ -230,8 +283,24 @@
      */
     public boolean isCarrierServiceUidForNetworkCapabilities(int callingUid,
             @NonNull NetworkCapabilities networkCapabilities) {
-        if (callingUid == Process.INVALID_UID) return false;
-        final int subId;
+        if (callingUid == Process.INVALID_UID) {
+            return false;
+        }
+        int subId = getSubIdFromNetworkCapabilities(networkCapabilities);
+        if (SubscriptionManager.INVALID_SUBSCRIPTION_ID == subId) {
+            return false;
+        }
+        return callingUid == getCarrierServiceUidForSubId(subId);
+    }
+
+    /**
+     * Extract the SubscriptionId from the NetworkCapabilities.
+     *
+     * @param networkCapabilities the network capabilities which may contains the SubscriptionId.
+     * @return the SubscriptionId.
+     */
+    public int getSubIdFromNetworkCapabilities(@NonNull NetworkCapabilities networkCapabilities) {
+        int subId;
         if (networkCapabilities.hasSingleTransportBesidesTest(TRANSPORT_CELLULAR)) {
             subId = getSubIdFromTelephonySpecifier(networkCapabilities.getNetworkSpecifier());
         } else if (networkCapabilities.hasSingleTransportBesidesTest(TRANSPORT_WIFI)) {
@@ -239,6 +308,12 @@
         } else {
             subId = SubscriptionManager.INVALID_SUBSCRIPTION_ID;
         }
+        if (subId == SubscriptionManager.INVALID_SUBSCRIPTION_ID
+                && mRequestRestrictedWifiEnabled
+                && networkCapabilities.getSubscriptionIds().size() == 1) {
+            subId = networkCapabilities.getSubscriptionIds().toArray(new Integer[0])[0];
+        }
+
         if (subId != SubscriptionManager.INVALID_SUBSCRIPTION_ID
                 && !networkCapabilities.getSubscriptionIds().contains(subId)) {
             // Ideally, the code above should just use networkCapabilities.getSubscriptionIds()
@@ -250,34 +325,60 @@
             Log.wtf(TAG, "NetworkCapabilities subIds are inconsistent between "
                     + "specifier/transportInfo and mSubIds : " + networkCapabilities);
         }
-        if (SubscriptionManager.INVALID_SUBSCRIPTION_ID == subId) return false;
-        return callingUid == getCarrierServiceUidForSubId(subId);
+        return subId;
+    }
+
+    @VisibleForTesting
+    protected int getSubId(int slotIndex) {
+        if (SdkLevel.isAtLeastU()) {
+            return SubscriptionManager.getSubscriptionId(slotIndex);
+        } else {
+            SubscriptionManager sm = mContext.getSystemService(SubscriptionManager.class);
+            int[] subIds = sm.getSubscriptionIds(slotIndex);
+            if (subIds != null && subIds.length > 0) {
+                return subIds[0];
+            }
+            return SubscriptionManager.INVALID_SUBSCRIPTION_ID;
+        }
     }
 
     @VisibleForTesting
     void updateCarrierServiceUid() {
         synchronized (mLock) {
-            mCarrierServiceUid.clear();
+            SparseArray<CarrierServiceUidWithSubId> copy = mCarrierServiceUidWithSubId.clone();
+            mCarrierServiceUidWithSubId.clear();
             for (int i = 0; i < mModemCount; i++) {
-                mCarrierServiceUid.put(i, getCarrierServicePackageUidForSlot(i));
+                int subId = getSubId(i);
+                mCarrierServiceUidWithSubId.put(
+                        i,
+                        new CarrierServiceUidWithSubId(
+                                getCarrierServicePackageUidForSlot(i), subId));
+            }
+            for (int i = 0; i < copy.size(); ++i) {
+                CarrierServiceUidWithSubId oldPair = copy.valueAt(i);
+                CarrierServiceUidWithSubId newPair = mCarrierServiceUidWithSubId.get(copy.keyAt(i));
+                if (oldPair.mUid != Process.INVALID_UID
+                        && oldPair.mSubId != SubscriptionManager.INVALID_SUBSCRIPTION_ID
+                        && !oldPair.equals(newPair)) {
+                    mListener.accept(oldPair.mUid, oldPair.mSubId);
+                }
             }
         }
     }
 
     @VisibleForTesting
     int getCarrierServiceUidForSubId(int subId) {
-        final int slotId = getSlotIndex(subId);
         synchronized (mLock) {
-            return mCarrierServiceUid.get(slotId, Process.INVALID_UID);
+            for (int i = 0; i < mCarrierServiceUidWithSubId.size(); ++i) {
+                if (mCarrierServiceUidWithSubId.valueAt(i).mSubId == subId) {
+                    return mCarrierServiceUidWithSubId.valueAt(i).mUid;
+                }
+            }
+            return Process.INVALID_UID;
         }
     }
 
     @VisibleForTesting
-    protected int getSlotIndex(int subId) {
-        return SubscriptionManager.getSlotIndex(subId);
-    }
-
-    @VisibleForTesting
     int getUidForPackage(String pkgName) {
         if (pkgName == null) {
             return Process.INVALID_UID;
@@ -340,12 +441,14 @@
 
     public void dump(IndentingPrintWriter pw) {
         pw.println("CarrierPrivilegeAuthenticator:");
+        pw.println("mRequestRestrictedWifiEnabled = " + mRequestRestrictedWifiEnabled);
         synchronized (mLock) {
-            final int size = mCarrierServiceUid.size();
-            for (int i = 0; i < size; ++i) {
-                final int logicalSlot = mCarrierServiceUid.keyAt(i);
-                final int serviceUid = mCarrierServiceUid.valueAt(i);
-                pw.println("Logical slot = " + logicalSlot + " : uid = " + serviceUid);
+            for (int i = 0; i < mCarrierServiceUidWithSubId.size(); ++i) {
+                final int logicalSlot = mCarrierServiceUidWithSubId.keyAt(i);
+                final int serviceUid = mCarrierServiceUidWithSubId.valueAt(i).mUid;
+                final int subId = mCarrierServiceUidWithSubId.valueAt(i).mSubId;
+                pw.println("Logical slot = " + logicalSlot + " : uid = " + serviceUid
+                        + " : subId = " + subId);
             }
         }
     }
diff --git a/service/src/com/android/server/connectivity/ConnectivityFlags.java b/service/src/com/android/server/connectivity/ConnectivityFlags.java
index f8f76ef..bf09160 100644
--- a/service/src/com/android/server/connectivity/ConnectivityFlags.java
+++ b/service/src/com/android/server/connectivity/ConnectivityFlags.java
@@ -36,6 +36,8 @@
     public static final String CARRIER_SERVICE_CHANGED_USE_CALLBACK =
             "carrier_service_changed_use_callback_version";
 
+    public static final String REQUEST_RESTRICTED_WIFI =
+            "request_restricted_wifi";
     private boolean mNoRematchAllRequestsOnRegister;
 
     /**
diff --git a/service/src/com/android/server/connectivity/KeepaliveStatsTracker.java b/service/src/com/android/server/connectivity/KeepaliveStatsTracker.java
index 7a8b41b..48af9fa 100644
--- a/service/src/com/android/server/connectivity/KeepaliveStatsTracker.java
+++ b/service/src/com/android/server/connectivity/KeepaliveStatsTracker.java
@@ -74,9 +74,10 @@
 public class KeepaliveStatsTracker {
     private static final String TAG = KeepaliveStatsTracker.class.getSimpleName();
     private static final int INVALID_KEEPALIVE_ID = -1;
-    // 1 hour acceptable deviation in metrics collection duration time.
+    // 2 hour acceptable deviation in metrics collection duration time to account for the 1 hour
+    // window of AlarmManager.
     private static final long MAX_EXPECTED_DURATION_MS =
-            AutomaticOnOffKeepaliveTracker.METRICS_COLLECTION_DURATION_MS + 1 * 60 * 60 * 1_000L;
+            AutomaticOnOffKeepaliveTracker.METRICS_COLLECTION_DURATION_MS + 2 * 60 * 60 * 1_000L;
 
     @NonNull private final Handler mConnectivityServiceHandler;
     @NonNull private final Dependencies mDependencies;
diff --git a/service/src/com/android/server/connectivity/NetworkAgentInfo.java b/service/src/com/android/server/connectivity/NetworkAgentInfo.java
index 50cad45..76993a6 100644
--- a/service/src/com/android/server/connectivity/NetworkAgentInfo.java
+++ b/service/src/com/android/server/connectivity/NetworkAgentInfo.java
@@ -1551,7 +1551,7 @@
      * @param hasAutomotiveFeature true if this device has the automotive feature, false otherwise
      * @param authenticator the carrier privilege authenticator to check for telephony constraints
      */
-    public void restrictCapabilitiesFromNetworkAgent(@NonNull final NetworkCapabilities nc,
+    public static void restrictCapabilitiesFromNetworkAgent(@NonNull final NetworkCapabilities nc,
             final int creatorUid, final boolean hasAutomotiveFeature,
             @NonNull final ConnectivityService.Dependencies deps,
             @Nullable final CarrierPrivilegeAuthenticator authenticator) {
@@ -1564,7 +1564,7 @@
         }
     }
 
-    private boolean areAllowedUidsAcceptableFromNetworkAgent(
+    private static boolean areAllowedUidsAcceptableFromNetworkAgent(
             @NonNull final NetworkCapabilities nc, final boolean hasAutomotiveFeature,
             @NonNull final ConnectivityService.Dependencies deps,
             @Nullable final CarrierPrivilegeAuthenticator carrierPrivilegeAuthenticator) {
diff --git a/service/src/com/android/server/connectivity/SatelliteAccessController.java b/service/src/com/android/server/connectivity/SatelliteAccessController.java
new file mode 100644
index 0000000..0968aff
--- /dev/null
+++ b/service/src/com/android/server/connectivity/SatelliteAccessController.java
@@ -0,0 +1,194 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.connectivity;
+
+import android.Manifest;
+import android.annotation.NonNull;
+import android.app.role.OnRoleHoldersChangedListener;
+import android.app.role.RoleManager;
+import android.content.Context;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.os.Handler;
+import android.os.Process;
+import android.os.UserHandle;
+import android.util.ArraySet;
+import android.util.Log;
+
+import com.android.internal.annotations.VisibleForTesting;
+
+import java.util.List;
+import java.util.Set;
+import java.util.concurrent.Executor;
+import java.util.function.Consumer;
+
+/**
+ * Tracks the uid of all the default messaging application which are role_sms role and
+ * satellite_communication permission complaint and requests ConnectivityService to create multi
+ * layer request with satellite internet access support for the default message application.
+ * @hide
+ */
+public class SatelliteAccessController {
+    private static final String TAG = SatelliteAccessController.class.getSimpleName();
+    private final PackageManager mPackageManager;
+    private final Dependencies mDeps;
+    private final DefaultMessageRoleListener mDefaultMessageRoleListener;
+    private final Consumer<Set<Integer>> mCallback;
+    private final Set<Integer> mSatelliteNetworkPreferredUidCache = new ArraySet<>();
+    private final Handler mConnectivityServiceHandler;
+
+    /**
+     *  Monitor {@link android.app.role.OnRoleHoldersChangedListener#onRoleHoldersChanged(String,
+     *  UserHandle)},
+     *
+     */
+    private final class DefaultMessageRoleListener
+            implements OnRoleHoldersChangedListener {
+        @Override
+        public void onRoleHoldersChanged(String role, UserHandle user) {
+            if (RoleManager.ROLE_SMS.equals(role)) {
+                Log.i(TAG, "ROLE_SMS Change detected ");
+                onRoleSmsChanged();
+            }
+        }
+
+        public void register() {
+            try {
+                mDeps.addOnRoleHoldersChangedListenerAsUser(
+                        mConnectivityServiceHandler::post, this, UserHandle.ALL);
+            } catch (RuntimeException e) {
+                Log.e(TAG, "Could not register satellite controller listener due to " + e);
+            }
+        }
+    }
+
+    public SatelliteAccessController(@NonNull final Context c,
+            Consumer<Set<Integer>> callback,
+            @NonNull final Handler connectivityServiceInternalHandler) {
+        this(c, new Dependencies(c), callback, connectivityServiceInternalHandler);
+    }
+
+    public static class Dependencies {
+        private final RoleManager mRoleManager;
+
+        private Dependencies(Context context) {
+            mRoleManager = context.getSystemService(RoleManager.class);
+        }
+
+        /** See {@link RoleManager#getRoleHolders(String)} */
+        public List<String> getRoleHolders(String roleName) {
+            return mRoleManager.getRoleHolders(roleName);
+        }
+
+        /** See {@link RoleManager#addOnRoleHoldersChangedListenerAsUser} */
+        public void addOnRoleHoldersChangedListenerAsUser(@NonNull Executor executor,
+                @NonNull OnRoleHoldersChangedListener listener, UserHandle user) {
+            mRoleManager.addOnRoleHoldersChangedListenerAsUser(executor, listener, user);
+        }
+    }
+
+    @VisibleForTesting
+    SatelliteAccessController(@NonNull final Context c, @NonNull final Dependencies deps,
+            Consumer<Set<Integer>> callback,
+            @NonNull final Handler connectivityServiceInternalHandler) {
+        mDeps = deps;
+        mPackageManager = c.getPackageManager();
+        mDefaultMessageRoleListener = new DefaultMessageRoleListener();
+        mCallback = callback;
+        mConnectivityServiceHandler = connectivityServiceInternalHandler;
+    }
+
+    private void updateSatelliteNetworkPreferredUidListCache(List<String> packageNames) {
+        for (String packageName : packageNames) {
+            // Check if SATELLITE_COMMUNICATION permission is enabled for default sms application
+            // package before adding it part of satellite network preferred uid cache list.
+            if (isSatellitePermissionEnabled(packageName)) {
+                mSatelliteNetworkPreferredUidCache.add(getUidForPackage(packageName));
+            }
+        }
+    }
+
+    //Check if satellite communication is enabled for the package
+    private boolean isSatellitePermissionEnabled(String packageName) {
+        if (mPackageManager != null) {
+            return mPackageManager.checkPermission(
+                    Manifest.permission.SATELLITE_COMMUNICATION, packageName)
+                    == PackageManager.PERMISSION_GRANTED;
+        }
+        return false;
+    }
+
+    private int getUidForPackage(String pkgName) {
+        if (pkgName == null) {
+            return Process.INVALID_UID;
+        }
+        try {
+            if (mPackageManager != null) {
+                ApplicationInfo applicationInfo = mPackageManager.getApplicationInfo(pkgName, 0);
+                if (applicationInfo != null) {
+                    return applicationInfo.uid;
+                }
+            }
+        } catch (PackageManager.NameNotFoundException exception) {
+            Log.e(TAG, "Unable to find uid for package: " + pkgName);
+        }
+        return Process.INVALID_UID;
+    }
+
+    //on Role sms change triggered by OnRoleHoldersChangedListener()
+    private void onRoleSmsChanged() {
+        final List<String> packageNames = getRoleSmsChangedPackageName();
+
+        // Create a new Set
+        Set<Integer> previousSatellitePreferredUid = new ArraySet<>(
+                mSatelliteNetworkPreferredUidCache);
+
+        mSatelliteNetworkPreferredUidCache.clear();
+
+        if (packageNames != null) {
+            Log.i(TAG, "role_sms_packages: " + packageNames);
+            // On Role change listener, update the satellite network preferred uid cache list
+            updateSatelliteNetworkPreferredUidListCache(packageNames);
+            Log.i(TAG, "satellite_preferred_uid: " + mSatelliteNetworkPreferredUidCache);
+        } else {
+            Log.wtf(TAG, "package name was found null");
+        }
+
+        // on Role change, update the multilayer request at ConnectivityService with updated
+        // satellite network preferred uid cache list if changed or to revoke for previous default
+        // sms app
+        if (!mSatelliteNetworkPreferredUidCache.equals(previousSatellitePreferredUid)) {
+            Log.i(TAG, "update multi layer request");
+            mCallback.accept(mSatelliteNetworkPreferredUidCache);
+        }
+    }
+
+    private List<String> getRoleSmsChangedPackageName() {
+        try {
+            return mDeps.getRoleHolders(RoleManager.ROLE_SMS);
+        } catch (RuntimeException e) {
+            Log.wtf(TAG, "Could not get package name at role sms change update due to: " + e);
+            return null;
+        }
+    }
+
+    /** Register OnRoleHoldersChangedListener */
+    public void start() {
+        mConnectivityServiceHandler.post(this::onRoleSmsChanged);
+        mDefaultMessageRoleListener.register();
+    }
+}
diff --git a/staticlibs/Android.bp b/staticlibs/Android.bp
index 8f018c0..47e897d 100644
--- a/staticlibs/Android.bp
+++ b/staticlibs/Android.bp
@@ -28,34 +28,35 @@
 // though they are not in the current.txt files.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
 java_library {
-  name: "net-utils-device-common",
-  srcs: [
-      "device/com/android/net/module/util/arp/ArpPacket.java",
-      "device/com/android/net/module/util/DeviceConfigUtils.java",
-      "device/com/android/net/module/util/DomainUtils.java",
-      "device/com/android/net/module/util/FdEventsReader.java",
-      "device/com/android/net/module/util/NetworkMonitorUtils.java",
-      "device/com/android/net/module/util/PacketReader.java",
-      "device/com/android/net/module/util/SharedLog.java",
-      "device/com/android/net/module/util/SocketUtils.java",
-      "device/com/android/net/module/util/FeatureVersions.java",
-      "device/com/android/net/module/util/HandlerUtils.java",
-      // This library is used by system modules, for which the system health impact of Kotlin
-      // has not yet been evaluated. Annotations may need jarjar'ing.
-      // "src_devicecommon/**/*.kt",
-  ],
-  sdk_version: "module_current",
-  min_sdk_version: "30",
-  target_sdk_version: "30",
-  apex_available: [
-      "//apex_available:anyapex",
-      "//apex_available:platform",
-  ],
-  visibility: [
+    name: "net-utils-device-common",
+    srcs: [
+        "device/com/android/net/module/util/arp/ArpPacket.java",
+        "device/com/android/net/module/util/DeviceConfigUtils.java",
+        "device/com/android/net/module/util/DomainUtils.java",
+        "device/com/android/net/module/util/FdEventsReader.java",
+        "device/com/android/net/module/util/NetworkMonitorUtils.java",
+        "device/com/android/net/module/util/PacketReader.java",
+        "device/com/android/net/module/util/SharedLog.java",
+        "device/com/android/net/module/util/SocketUtils.java",
+        "device/com/android/net/module/util/FeatureVersions.java",
+        "device/com/android/net/module/util/HandlerUtils.java",
+        // This library is used by system modules, for which the system health impact of Kotlin
+        // has not yet been evaluated. Annotations may need jarjar'ing.
+        // "src_devicecommon/**/*.kt",
+    ],
+    sdk_version: "module_current",
+    min_sdk_version: "30",
+    target_sdk_version: "30",
+    apex_available: [
+        "//apex_available:anyapex",
+        "//apex_available:platform",
+    ],
+    visibility: [
         "//frameworks/base/packages/Tethering",
         "//packages/modules/Connectivity:__subpackages__",
         "//packages/modules/Connectivity/framework:__subpackages__",
@@ -65,26 +66,26 @@
         "//frameworks/opt/net/telephony",
         "//packages/modules/NetworkStack:__subpackages__",
         "//packages/modules/CaptivePortalLogin",
-  ],
-  static_libs: [
-      "net-utils-framework-common",
-  ],
-  libs: [
-      "androidx.annotation_annotation",
-      "framework-annotations-lib",
-      "framework-configinfrastructure",
-      "framework-connectivity.stubs.module_lib",
-  ],
-  lint: {
-      strict_updatability_linting: true,
-      error_checks: ["NewApi"],
-  },
+    ],
+    static_libs: [
+        "net-utils-framework-common",
+    ],
+    libs: [
+        "androidx.annotation_annotation",
+        "framework-annotations-lib",
+        "framework-configinfrastructure",
+        "framework-connectivity.stubs.module_lib",
+    ],
+    lint: {
+        strict_updatability_linting: true,
+        error_checks: ["NewApi"],
+    },
 }
 
 java_defaults {
     name: "lib_mockito_extended",
     static_libs: [
-        "mockito-target-extended-minus-junit4"
+        "mockito-target-extended-minus-junit4",
     ],
     jni_libs: [
         "libdexmakerjvmtiagent",
@@ -95,12 +96,12 @@
 java_library {
     name: "net-utils-dnspacket-common",
     srcs: [
-    "framework/**/DnsPacket.java",
-    "framework/**/DnsPacketUtils.java",
-    "framework/**/DnsSvcbPacket.java",
-    "framework/**/DnsSvcbRecord.java",
-    "framework/**/HexDump.java",
-    "framework/**/NetworkStackConstants.java",
+        "framework/**/DnsPacket.java",
+        "framework/**/DnsPacketUtils.java",
+        "framework/**/DnsSvcbPacket.java",
+        "framework/**/DnsSvcbRecord.java",
+        "framework/**/HexDump.java",
+        "framework/**/NetworkStackConstants.java",
     ],
     sdk_version: "module_current",
     visibility: [
@@ -247,7 +248,7 @@
         "//apex_available:platform",
     ],
     lint: {
-        strict_updatability_linting: true,
+        baseline_filename: "lint-baseline.xml",
         error_checks: ["NewApi"],
     },
 }
@@ -464,10 +465,10 @@
 filegroup {
     name: "net-utils-wifi-service-common-srcs",
     srcs: [
-       "device/android/net/NetworkFactory.java",
-       "device/android/net/NetworkFactoryImpl.java",
-       "device/android/net/NetworkFactoryLegacyImpl.java",
-       "device/android/net/NetworkFactoryShim.java",
+        "device/android/net/NetworkFactory.java",
+        "device/android/net/NetworkFactoryImpl.java",
+        "device/android/net/NetworkFactoryLegacyImpl.java",
+        "device/android/net/NetworkFactoryShim.java",
     ],
     visibility: [
         "//frameworks/opt/net/wifi/service",
diff --git a/staticlibs/client-libs/Android.bp b/staticlibs/client-libs/Android.bp
index c938dd6..f665584 100644
--- a/staticlibs/client-libs/Android.bp
+++ b/staticlibs/client-libs/Android.bp
@@ -1,4 +1,5 @@
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -10,17 +11,17 @@
     apex_available: [
         "//apex_available:platform",
         "com.android.tethering",
-        "com.android.wifi"
+        "com.android.wifi",
     ],
     visibility: [
         "//packages/modules/Connectivity:__subpackages__",
         "//frameworks/base/services:__subpackages__",
         "//frameworks/base/packages:__subpackages__",
-        "//packages/modules/Wifi/service:__subpackages__"
+        "//packages/modules/Wifi/service:__subpackages__",
     ],
     libs: ["androidx.annotation_annotation"],
     static_libs: [
         "netd_aidl_interface-lateststable-java",
-        "netd_event_listener_interface-lateststable-java"
-    ]
+        "netd_event_listener_interface-lateststable-java",
+    ],
 }
diff --git a/staticlibs/client-libs/tests/unit/Android.bp b/staticlibs/client-libs/tests/unit/Android.bp
index 03e3e70..7aafd69 100644
--- a/staticlibs/client-libs/tests/unit/Android.bp
+++ b/staticlibs/client-libs/tests/unit/Android.bp
@@ -1,4 +1,5 @@
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -26,7 +27,7 @@
         "//packages/modules/Connectivity/tests:__subpackages__",
         "//packages/modules/Connectivity/Tethering/tests:__subpackages__",
         "//packages/modules/NetworkStack/tests/integration",
-    ]
+    ],
 }
 
 android_test {
diff --git a/staticlibs/device/com/android/net/module/util/DeviceConfigUtils.java b/staticlibs/device/com/android/net/module/util/DeviceConfigUtils.java
index 42f26f4..5b7cbb8 100644
--- a/staticlibs/device/com/android/net/module/util/DeviceConfigUtils.java
+++ b/staticlibs/device/com/android/net/module/util/DeviceConfigUtils.java
@@ -64,9 +64,6 @@
     @VisibleForTesting
     public static final long DEFAULT_PACKAGE_VERSION = 1000;
 
-    private static final String CORE_NETWORKING_TRUNK_STABLE_NAMESPACE = "android_core_networking";
-    private static final String CORE_NETWORKING_TRUNK_STABLE_FLAG_PACKAGE = "com.android.net.flags";
-
     @VisibleForTesting
     public static void resetPackageVersionCacheForTest() {
         sPackageVersion = -1;
@@ -409,31 +406,4 @@
 
         return pkgs.get(0).activityInfo.applicationInfo.packageName;
     }
-
-    /**
-     * Check whether one specific trunk stable flag in android_core_networking namespace is enabled.
-     * This method reads trunk stable feature flag value from DeviceConfig directly since
-     * java_aconfig_library soong module is not available in the mainline branch.
-     * After the mainline branch support the aconfig soong module, this function must be removed and
-     * java_aconfig_library must be used instead to check if the feature is enabled.
-     *
-     * @param flagName The name of the trunk stable flag
-     * @return true if this feature is enabled, or false if disabled.
-     */
-    public static boolean isTrunkStableFeatureEnabled(final String flagName) {
-        return isTrunkStableFeatureEnabled(
-                CORE_NETWORKING_TRUNK_STABLE_NAMESPACE,
-                CORE_NETWORKING_TRUNK_STABLE_FLAG_PACKAGE,
-                flagName
-        );
-    }
-
-    private static boolean isTrunkStableFeatureEnabled(final String namespace,
-            final String packageName, final String flagName) {
-        return DeviceConfig.getBoolean(
-                namespace,
-                packageName + "." + flagName,
-                false /* defaultValue */
-        );
-    }
 }
diff --git a/staticlibs/device/com/android/net/module/util/netlink/InetDiagMessage.java b/staticlibs/device/com/android/net/module/util/netlink/InetDiagMessage.java
index b980c7d..fecaa09 100644
--- a/staticlibs/device/com/android/net/module/util/netlink/InetDiagMessage.java
+++ b/staticlibs/device/com/android/net/module/util/netlink/InetDiagMessage.java
@@ -31,6 +31,7 @@
 import static com.android.net.module.util.netlink.NetlinkConstants.stringForProtocol;
 import static com.android.net.module.util.netlink.NetlinkUtils.DEFAULT_RECV_BUFSIZE;
 import static com.android.net.module.util.netlink.NetlinkUtils.IO_TIMEOUT_MS;
+import static com.android.net.module.util.netlink.NetlinkUtils.SOCKET_RECV_BUFSIZE;
 import static com.android.net.module.util.netlink.NetlinkUtils.TCP_ALIVE_STATE_FILTER;
 import static com.android.net.module.util.netlink.NetlinkUtils.connectToKernel;
 import static com.android.net.module.util.netlink.StructNlMsgHdr.NLM_F_DUMP;
@@ -281,7 +282,7 @@
         int uid = INVALID_UID;
         FileDescriptor fd = null;
         try {
-            fd = NetlinkUtils.netlinkSocketForProto(NETLINK_INET_DIAG);
+            fd = NetlinkUtils.netlinkSocketForProto(NETLINK_INET_DIAG, SOCKET_RECV_BUFSIZE);
             connectToKernel(fd);
             uid = lookupUid(protocol, local, remote, fd);
         } catch (ErrnoException | SocketException | IllegalArgumentException
diff --git a/staticlibs/device/com/android/net/module/util/netlink/NduseroptMessage.java b/staticlibs/device/com/android/net/module/util/netlink/NduseroptMessage.java
index bdf574d..2e9a99b 100644
--- a/staticlibs/device/com/android/net/module/util/netlink/NduseroptMessage.java
+++ b/staticlibs/device/com/android/net/module/util/netlink/NduseroptMessage.java
@@ -20,6 +20,7 @@
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
+import androidx.annotation.VisibleForTesting;
 
 import java.net.Inet6Address;
 import java.net.InetAddress;
@@ -63,6 +64,20 @@
     /** The IP address that sent the packet containing the option. */
     public final InetAddress srcaddr;
 
+    @VisibleForTesting
+    public NduseroptMessage(@NonNull final StructNlMsgHdr header, byte family, int optslen,
+            int ifindex, byte icmptype, byte icmpcode, @NonNull final NdOption option,
+            final InetAddress srcaddr) {
+        super(header);
+        this.family = family;
+        this.opts_len = optslen;
+        this.ifindex = ifindex;
+        this.icmp_type = icmptype;
+        this.icmp_code = icmpcode;
+        this.option = option;
+        this.srcaddr = srcaddr;
+    }
+
     NduseroptMessage(@NonNull StructNlMsgHdr header, @NonNull ByteBuffer buf)
             throws UnknownHostException {
         super(header);
diff --git a/staticlibs/device/com/android/net/module/util/netlink/NetlinkUtils.java b/staticlibs/device/com/android/net/module/util/netlink/NetlinkUtils.java
index 81adcd6..541a375 100644
--- a/staticlibs/device/com/android/net/module/util/netlink/NetlinkUtils.java
+++ b/staticlibs/device/com/android/net/module/util/netlink/NetlinkUtils.java
@@ -86,6 +86,7 @@
 
     public static final int DEFAULT_RECV_BUFSIZE = 8 * 1024;
     public static final int SOCKET_RECV_BUFSIZE = 64 * 1024;
+    public static final int SOCKET_DUMP_RECV_BUFSIZE = 128 * 1024;
 
     /**
      * Return whether the input ByteBuffer contains enough remaining bytes for
@@ -160,7 +161,7 @@
      */
     public static void sendOneShotKernelMessage(int nlProto, byte[] msg) throws ErrnoException {
         final String errPrefix = "Error in NetlinkSocket.sendOneShotKernelMessage";
-        final FileDescriptor fd = netlinkSocketForProto(nlProto);
+        final FileDescriptor fd = netlinkSocketForProto(nlProto, SOCKET_RECV_BUFSIZE);
 
         try {
             connectToKernel(fd);
@@ -224,22 +225,41 @@
     }
 
     /**
-     * Create netlink socket with the given netlink protocol type.
+     * Create netlink socket with the given netlink protocol type and buffersize.
+     *
+     * @param nlProto the netlink protocol
+     * @param bufferSize the receive buffer size to set when the value is not 0
      *
      * @return fd the fileDescriptor of the socket.
      * @throws ErrnoException if the FileDescriptor not connect to be created successfully
      */
-    public static FileDescriptor netlinkSocketForProto(int nlProto) throws ErrnoException {
+    public static FileDescriptor netlinkSocketForProto(int nlProto, int bufferSize)
+            throws ErrnoException {
         final FileDescriptor fd = Os.socket(AF_NETLINK, SOCK_DGRAM | SOCK_CLOEXEC, nlProto);
-        Os.setsockoptInt(fd, SOL_SOCKET, SO_RCVBUF, SOCKET_RECV_BUFSIZE);
+        if (bufferSize > 0) {
+            Os.setsockoptInt(fd, SOL_SOCKET, SO_RCVBUF, bufferSize);
+        }
         return fd;
     }
 
     /**
+     * Create netlink socket with the given netlink protocol type. Receive buffer size is not set.
+     *
+     * @param nlProto the netlink protocol
+     *
+     * @return fd the fileDescriptor of the socket.
+     * @throws ErrnoException if the FileDescriptor not connect to be created successfully
+     */
+    public static FileDescriptor netlinkSocketForProto(int nlProto)
+            throws ErrnoException {
+        return netlinkSocketForProto(nlProto, 0);
+    }
+
+    /**
      * Construct a netlink inet_diag socket.
      */
     public static FileDescriptor createNetLinkInetDiagSocket() throws ErrnoException {
-        return Os.socket(AF_NETLINK, SOCK_DGRAM | SOCK_CLOEXEC, NETLINK_INET_DIAG);
+        return netlinkSocketForProto(NETLINK_INET_DIAG);
     }
 
     /**
@@ -374,7 +394,7 @@
             Consumer<T> func)
             throws SocketException, InterruptedIOException, ErrnoException {
         // Create socket
-        final FileDescriptor fd = netlinkSocketForProto(nlFamily);
+        final FileDescriptor fd = netlinkSocketForProto(nlFamily, SOCKET_DUMP_RECV_BUFSIZE);
         try {
             getAndProcessNetlinkDumpMessagesWithFd(fd, dumpRequestMessage, nlFamily,
                     msgClass, func);
diff --git a/staticlibs/device/com/android/net/module/util/netlink/RtNetlinkRouteMessage.java b/staticlibs/device/com/android/net/module/util/netlink/RtNetlinkRouteMessage.java
index b2b1e93..545afea 100644
--- a/staticlibs/device/com/android/net/module/util/netlink/RtNetlinkRouteMessage.java
+++ b/staticlibs/device/com/android/net/module/util/netlink/RtNetlinkRouteMessage.java
@@ -19,10 +19,8 @@
 import static android.system.OsConstants.AF_INET;
 import static android.system.OsConstants.AF_INET6;
 
-import static android.system.OsConstants.NETLINK_ROUTE;
 import static com.android.net.module.util.NetworkStackConstants.IPV4_ADDR_ANY;
 import static com.android.net.module.util.NetworkStackConstants.IPV6_ADDR_ANY;
-import static com.android.net.module.util.netlink.NetlinkConstants.hexify;
 import static com.android.net.module.util.netlink.NetlinkConstants.RTNL_FAMILY_IP6MR;
 
 import android.annotation.SuppressLint;
@@ -38,9 +36,6 @@
 import java.net.Inet6Address;
 import java.net.InetAddress;
 import java.nio.ByteBuffer;
-import java.nio.ByteOrder;
-import java.nio.IntBuffer;
-import java.util.Arrays;
 
 /**
  * A NetlinkMessage subclass for rtnetlink route messages.
@@ -86,18 +81,27 @@
     private long mSinceLastUseMillis; // Milliseconds since the route was used,
                                       // for resolved multicast routes
 
-    public RtNetlinkRouteMessage(StructNlMsgHdr header, StructRtMsg rtMsg) {
+
+    @VisibleForTesting
+    public RtNetlinkRouteMessage(final StructNlMsgHdr header, final StructRtMsg rtMsg,
+            final IpPrefix source, final IpPrefix destination, final InetAddress gateway,
+            int iif, int oif, final StructRtaCacheInfo cacheInfo) {
         super(header);
         mRtmsg = rtMsg;
-        mSource = null;
-        mDestination = null;
-        mGateway = null;
-        mIifIndex = 0;
-        mOifIndex = 0;
-        mRtaCacheInfo = null;
+        mSource = source;
+        mDestination = destination;
+        mGateway = gateway;
+        mIifIndex = iif;
+        mOifIndex = oif;
+        mRtaCacheInfo = cacheInfo;
         mSinceLastUseMillis = -1;
     }
 
+    public RtNetlinkRouteMessage(StructNlMsgHdr header, StructRtMsg rtMsg) {
+        this(header, rtMsg, null /* source */, null /* destination */, null /* gateway */,
+                0 /* iif */, 0 /* oif */, null /* cacheInfo */);
+    }
+
     /**
      * Returns the rtnetlink family.
      */
diff --git a/staticlibs/device/com/android/net/module/util/netlink/StructRtMsg.java b/staticlibs/device/com/android/net/module/util/netlink/StructRtMsg.java
index 3cd7292..6d9318c 100644
--- a/staticlibs/device/com/android/net/module/util/netlink/StructRtMsg.java
+++ b/staticlibs/device/com/android/net/module/util/netlink/StructRtMsg.java
@@ -18,6 +18,7 @@
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
+import androidx.annotation.VisibleForTesting;
 
 import com.android.net.module.util.Struct;
 import com.android.net.module.util.Struct.Field;
@@ -57,8 +58,9 @@
     @Field(order = 8, type = Type.U32)
     public final long flags;
 
-    StructRtMsg(short family, short dstLen, short srcLen, short tos, short table, short protocol,
-            short scope, short type, long flags) {
+    @VisibleForTesting
+    public StructRtMsg(short family, short dstLen, short srcLen, short tos, short table,
+            short protocol, short scope, short type, long flags) {
         this.family = family;
         this.dstLen = dstLen;
         this.srcLen = srcLen;
diff --git a/staticlibs/framework/com/android/net/module/util/PermissionUtils.java b/staticlibs/framework/com/android/net/module/util/PermissionUtils.java
index f167d3d..0d7d96f 100644
--- a/staticlibs/framework/com/android/net/module/util/PermissionUtils.java
+++ b/staticlibs/framework/com/android/net/module/util/PermissionUtils.java
@@ -23,6 +23,7 @@
 import static android.content.pm.PackageManager.PERMISSION_GRANTED;
 import static android.net.NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK;
 
+import android.annotation.CheckResult;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.content.Context;
@@ -45,8 +46,9 @@
     /**
      * Return true if the context has one of given permission.
      */
-    public static boolean checkAnyPermissionOf(@NonNull Context context,
-            @NonNull String... permissions) {
+    @CheckResult
+    public static boolean hasAnyPermissionOf(@NonNull Context context,
+                                             @NonNull String... permissions) {
         for (String permission : permissions) {
             if (context.checkCallingOrSelfPermission(permission) == PERMISSION_GRANTED) {
                 return true;
@@ -56,11 +58,12 @@
     }
 
     /**
-     * Return true if the context has one of give permission that is allowed
+     * Return true if the context has one of given permission that is allowed
      * for a particular process and user ID running in the system.
      */
-    public static boolean checkAnyPermissionOf(@NonNull Context context,
-            int pid, int uid, @NonNull String... permissions) {
+    @CheckResult
+    public static boolean hasAnyPermissionOf(@NonNull Context context,
+                                             int pid, int uid, @NonNull String... permissions) {
         for (String permission : permissions) {
             if (context.checkPermission(permission, pid, uid) == PERMISSION_GRANTED) {
                 return true;
@@ -74,7 +77,7 @@
      */
     public static void enforceAnyPermissionOf(@NonNull Context context,
             @NonNull String... permissions) {
-        if (!checkAnyPermissionOf(context, permissions)) {
+        if (!hasAnyPermissionOf(context, permissions)) {
             throw new SecurityException("Requires one of the following permissions: "
                     + String.join(", ", permissions) + ".");
         }
@@ -133,7 +136,8 @@
     /**
      * Return true if the context has DUMP permission.
      */
-    public static boolean checkDumpPermission(Context context, String tag, PrintWriter pw) {
+    @CheckResult
+    public static boolean hasDumpPermission(Context context, String tag, PrintWriter pw) {
         if (context.checkCallingOrSelfPermission(android.Manifest.permission.DUMP)
                 != PERMISSION_GRANTED) {
             pw.println("Permission Denial: can't dump " + tag + " from from pid="
diff --git a/staticlibs/lint-baseline.xml b/staticlibs/lint-baseline.xml
new file mode 100644
index 0000000..2ee3a43
--- /dev/null
+++ b/staticlibs/lint-baseline.xml
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<issues format="6" by="lint 8.4.0-alpha04" type="baseline" client="" dependencies="true" name="" variant="all" version="8.4.0-alpha04">
+
+    <issue
+        id="NewApi"
+        message="Call requires API level 31 (current min is 30): `makeNetlinkSocketAddress`"
+        errorLine1="            Os.bind(fd, makeNetlinkSocketAddress(0, mBindGroups));"
+        errorLine2="                        ~~~~~~~~~~~~~~~~~~~~~~~~">
+        <location
+            file="packages/modules/Connectivity/staticlibs/device/com/android/net/module/util/ip/NetlinkMonitor.java"
+            line="111"
+            column="25"/>
+    </issue>
+
+</issues>
diff --git a/staticlibs/native/bpf_headers/Android.bp b/staticlibs/native/bpf_headers/Android.bp
index 41184ea..d55584a 100644
--- a/staticlibs/native/bpf_headers/Android.bp
+++ b/staticlibs/native/bpf_headers/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/staticlibs/native/bpf_syscall_wrappers/Android.bp b/staticlibs/native/bpf_syscall_wrappers/Android.bp
index b3efc21..1e0cb22 100644
--- a/staticlibs/native/bpf_syscall_wrappers/Android.bp
+++ b/staticlibs/native/bpf_syscall_wrappers/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/staticlibs/native/bpfmapjni/Android.bp b/staticlibs/native/bpfmapjni/Android.bp
index 8babcce..7e6b4ec 100644
--- a/staticlibs/native/bpfmapjni/Android.bp
+++ b/staticlibs/native/bpfmapjni/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/staticlibs/native/bpfutiljni/Android.bp b/staticlibs/native/bpfutiljni/Android.bp
index 39a2795..1ef01a6 100644
--- a/staticlibs/native/bpfutiljni/Android.bp
+++ b/staticlibs/native/bpfutiljni/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/staticlibs/native/ip_checksum/Android.bp b/staticlibs/native/ip_checksum/Android.bp
index 9878d73..e2e118e 100644
--- a/staticlibs/native/ip_checksum/Android.bp
+++ b/staticlibs/native/ip_checksum/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/staticlibs/native/netjniutils/Android.bp b/staticlibs/native/netjniutils/Android.bp
index ca3bbbc..4cab459 100644
--- a/staticlibs/native/netjniutils/Android.bp
+++ b/staticlibs/native/netjniutils/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/staticlibs/native/nettestutils/Android.bp b/staticlibs/native/nettestutils/Android.bp
index df3bb42..ef87f04 100644
--- a/staticlibs/native/nettestutils/Android.bp
+++ b/staticlibs/native/nettestutils/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/staticlibs/native/tcutils/Android.bp b/staticlibs/native/tcutils/Android.bp
index 9a38745..926590d 100644
--- a/staticlibs/native/tcutils/Android.bp
+++ b/staticlibs/native/tcutils/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/staticlibs/netd/Android.bp b/staticlibs/netd/Android.bp
index 2b7e620..59ef20d 100644
--- a/staticlibs/netd/Android.bp
+++ b/staticlibs/netd/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/staticlibs/netd/libnetdutils/Android.bp b/staticlibs/netd/libnetdutils/Android.bp
index fdb9380..2ae5911 100644
--- a/staticlibs/netd/libnetdutils/Android.bp
+++ b/staticlibs/netd/libnetdutils/Android.bp
@@ -1,4 +1,5 @@
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -22,7 +23,10 @@
         "Utils.cpp",
     ],
     defaults: ["netd_defaults"],
-    cflags: ["-Wall", "-Werror"],
+    cflags: [
+        "-Wall",
+        "-Werror",
+    ],
     shared_libs: [
         "libbase",
         "liblog",
diff --git a/staticlibs/tests/unit/Android.bp b/staticlibs/tests/unit/Android.bp
index 0dfca57..4c226cc 100644
--- a/staticlibs/tests/unit/Android.bp
+++ b/staticlibs/tests/unit/Android.bp
@@ -3,12 +3,16 @@
 //########################################################################
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
 android_library {
     name: "NetworkStaticLibTestsLib",
-    srcs: ["src/**/*.java","src/**/*.kt"],
+    srcs: [
+        "src/**/*.java",
+        "src/**/*.kt",
+    ],
     min_sdk_version: "30",
     defaults: ["framework-connectivity-test-defaults"],
     static_libs: [
@@ -34,8 +38,7 @@
         "//packages/modules/NetworkStack/tests/integration",
     ],
     lint: {
-        strict_updatability_linting: true,
-        test: true
+        test: true,
     },
 }
 
@@ -52,5 +55,4 @@
     ],
     jarjar_rules: "jarjar-rules.txt",
     test_suites: ["device-tests"],
-    lint: { strict_updatability_linting: true },
 }
diff --git a/staticlibs/tests/unit/src/com/android/net/module/util/DeviceConfigUtilsTest.java b/staticlibs/tests/unit/src/com/android/net/module/util/DeviceConfigUtilsTest.java
index 06b3e2f..f32337d 100644
--- a/staticlibs/tests/unit/src/com/android/net/module/util/DeviceConfigUtilsTest.java
+++ b/staticlibs/tests/unit/src/com/android/net/module/util/DeviceConfigUtilsTest.java
@@ -71,10 +71,6 @@
 public class DeviceConfigUtilsTest {
     private static final String TEST_NAME_SPACE = "connectivity";
     private static final String TEST_EXPERIMENT_FLAG = "experiment_flag";
-    private static final String CORE_NETWORKING_TRUNK_STABLE_NAMESPACE = "android_core_networking";
-    private static final String TEST_TRUNK_STABLE_FLAG = "trunk_stable_feature";
-    private static final String TEST_CORE_NETWORKING_TRUNK_STABLE_FLAG_PROPERTY =
-            "com.android.net.flags.trunk_stable_feature";
     private static final int TEST_FLAG_VALUE = 28;
     private static final String TEST_FLAG_VALUE_STRING = "28";
     private static final int TEST_DEFAULT_FLAG_VALUE = 0;
@@ -507,25 +503,4 @@
         verify(mContext, never()).getPackageName();
         verify(mPm, never()).getPackageInfo(anyString(), anyInt());
     }
-
-    @Test
-    public void testIsCoreNetworkingTrunkStableFeatureEnabled() {
-        doReturn(null).when(() -> DeviceConfig.getProperty(
-                CORE_NETWORKING_TRUNK_STABLE_NAMESPACE,
-                TEST_CORE_NETWORKING_TRUNK_STABLE_FLAG_PROPERTY));
-        assertFalse(DeviceConfigUtils.isTrunkStableFeatureEnabled(
-                TEST_TRUNK_STABLE_FLAG));
-
-        doReturn("false").when(() -> DeviceConfig.getProperty(
-                CORE_NETWORKING_TRUNK_STABLE_NAMESPACE,
-                TEST_CORE_NETWORKING_TRUNK_STABLE_FLAG_PROPERTY));
-        assertFalse(DeviceConfigUtils.isTrunkStableFeatureEnabled(
-                TEST_TRUNK_STABLE_FLAG));
-
-        doReturn("true").when(() -> DeviceConfig.getProperty(
-                CORE_NETWORKING_TRUNK_STABLE_NAMESPACE,
-                TEST_CORE_NETWORKING_TRUNK_STABLE_FLAG_PROPERTY));
-        assertTrue(DeviceConfigUtils.isTrunkStableFeatureEnabled(
-                TEST_TRUNK_STABLE_FLAG));
-    }
 }
diff --git a/staticlibs/tests/unit/src/com/android/net/module/util/PermissionUtilsTest.kt b/staticlibs/tests/unit/src/com/android/net/module/util/PermissionUtilsTest.kt
index d5b43fb..8586e82 100644
--- a/staticlibs/tests/unit/src/com/android/net/module/util/PermissionUtilsTest.kt
+++ b/staticlibs/tests/unit/src/com/android/net/module/util/PermissionUtilsTest.kt
@@ -25,12 +25,12 @@
 import android.net.NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK
 import androidx.test.filters.SmallTest
 import androidx.test.platform.app.InstrumentationRegistry
-import com.android.net.module.util.PermissionUtils.checkAnyPermissionOf
 import com.android.net.module.util.PermissionUtils.enforceAnyPermissionOf
 import com.android.net.module.util.PermissionUtils.enforceNetworkStackPermission
 import com.android.net.module.util.PermissionUtils.enforceNetworkStackPermissionOr
 import com.android.net.module.util.PermissionUtils.enforcePackageNameMatchesUid
 import com.android.net.module.util.PermissionUtils.enforceSystemFeature
+import com.android.net.module.util.PermissionUtils.hasAnyPermissionOf
 import com.android.testutils.DevSdkIgnoreRule
 import com.android.testutils.DevSdkIgnoreRunner
 import kotlin.test.assertEquals
@@ -78,18 +78,18 @@
             .checkCallingOrSelfPermission(TEST_PERMISSION1)
         doReturn(PERMISSION_DENIED).`when`(mockContext)
             .checkCallingOrSelfPermission(TEST_PERMISSION2)
-        assertTrue(checkAnyPermissionOf(mockContext, TEST_PERMISSION1, TEST_PERMISSION2))
+        assertTrue(hasAnyPermissionOf(mockContext, TEST_PERMISSION1, TEST_PERMISSION2))
         enforceAnyPermissionOf(mockContext, TEST_PERMISSION1, TEST_PERMISSION2)
 
         doReturn(PERMISSION_DENIED).`when`(mockContext)
             .checkCallingOrSelfPermission(TEST_PERMISSION1)
         doReturn(PERMISSION_GRANTED).`when`(mockContext)
             .checkCallingOrSelfPermission(TEST_PERMISSION2)
-        assertTrue(checkAnyPermissionOf(mockContext, TEST_PERMISSION1, TEST_PERMISSION2))
+        assertTrue(hasAnyPermissionOf(mockContext, TEST_PERMISSION1, TEST_PERMISSION2))
         enforceAnyPermissionOf(mockContext, TEST_PERMISSION1, TEST_PERMISSION2)
 
         doReturn(PERMISSION_DENIED).`when`(mockContext).checkCallingOrSelfPermission(any())
-        assertFalse(checkAnyPermissionOf(mockContext, TEST_PERMISSION1, TEST_PERMISSION2))
+        assertFalse(hasAnyPermissionOf(mockContext, TEST_PERMISSION1, TEST_PERMISSION2))
         assertFailsWith<SecurityException>("Expect fail but permission granted.") {
             enforceAnyPermissionOf(mockContext, TEST_PERMISSION1, TEST_PERMISSION2)
         }
diff --git a/staticlibs/tests/unit/src/com/android/net/module/util/netlink/NetlinkUtilsTest.java b/staticlibs/tests/unit/src/com/android/net/module/util/netlink/NetlinkUtilsTest.java
index 0958f11..f64adb8 100644
--- a/staticlibs/tests/unit/src/com/android/net/module/util/netlink/NetlinkUtilsTest.java
+++ b/staticlibs/tests/unit/src/com/android/net/module/util/netlink/NetlinkUtilsTest.java
@@ -21,6 +21,8 @@
 import static android.system.OsConstants.AF_UNSPEC;
 import static android.system.OsConstants.EACCES;
 import static android.system.OsConstants.NETLINK_ROUTE;
+import static android.system.OsConstants.SOL_SOCKET;
+import static android.system.OsConstants.SO_RCVBUF;
 import static com.android.net.module.util.netlink.NetlinkConstants.RTNL_FAMILY_IP6MR;
 import static com.android.net.module.util.netlink.NetlinkUtils.DEFAULT_RECV_BUFSIZE;
 import static com.android.net.module.util.netlink.StructNlMsgHdr.NLM_F_DUMP;
@@ -33,6 +35,8 @@
 import static org.junit.Assume.assumeFalse;
 
 import android.content.Context;
+import android.net.util.SocketUtils;
+import android.os.Build;
 import android.system.ErrnoException;
 import android.system.NetlinkSocketAddress;
 import android.system.Os;
@@ -43,6 +47,7 @@
 
 import com.android.modules.utils.build.SdkLevel;
 import com.android.net.module.util.Struct;
+import com.android.testutils.DevSdkIgnoreRule.IgnoreUpTo;
 
 import libcore.io.IoUtils;
 
@@ -204,4 +209,23 @@
             assertNotNull("Route doesn't contain destination: " + route, route.getDestination());
         }
     }
+
+    @Test @IgnoreUpTo(Build.VERSION_CODES.R) // getsockoptInt requires > R
+    public void testNetlinkSocketForProto_defaultBufferSize() throws Exception {
+        final FileDescriptor fd = NetlinkUtils.netlinkSocketForProto(NETLINK_ROUTE);
+        final int bufferSize = Os.getsockoptInt(fd, SOL_SOCKET, SO_RCVBUF) / 2;
+
+        assertTrue("bufferSize: " + bufferSize, bufferSize > 0); // whatever the default value is
+        SocketUtils.closeSocket(fd);
+    }
+
+    @Test @IgnoreUpTo(Build.VERSION_CODES.R) // getsockoptInt requires > R
+    public void testNetlinkSocketForProto_setBufferSize() throws Exception {
+        final FileDescriptor fd = NetlinkUtils.netlinkSocketForProto(NETLINK_ROUTE,
+                8000);
+        final int bufferSize = Os.getsockoptInt(fd, SOL_SOCKET, SO_RCVBUF) / 2;
+
+        assertEquals(8000, bufferSize);
+        SocketUtils.closeSocket(fd);
+    }
 }
diff --git a/staticlibs/testutils/Android.bp b/staticlibs/testutils/Android.bp
index 43853ee..a8e5a69 100644
--- a/staticlibs/testutils/Android.bp
+++ b/staticlibs/testutils/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -24,11 +25,11 @@
     ],
     defaults: [
         "framework-connectivity-test-defaults",
-        "lib_mockito_extended"
+        "lib_mockito_extended",
     ],
     libs: [
         "androidx.annotation_annotation",
-        "net-utils-device-common-bpf",  // TestBpfMap extends IBpfMap.
+        "net-utils-device-common-bpf", // TestBpfMap extends IBpfMap.
     ],
     static_libs: [
         "androidx.test.ext.junit",
@@ -42,7 +43,9 @@
         "net-utils-device-common-wear",
         "modules-utils-build_system",
     ],
-    lint: { strict_updatability_linting: true },
+    lint: {
+        strict_updatability_linting: true,
+    },
 }
 
 java_library {
@@ -72,9 +75,11 @@
         "jsr305",
     ],
     static_libs: [
-        "kotlin-test"
+        "kotlin-test",
     ],
-    lint: { strict_updatability_linting: true },
+    lint: {
+        strict_updatability_linting: true,
+    },
 }
 
 java_test_host {
diff --git a/staticlibs/testutils/app/connectivitychecker/Android.bp b/staticlibs/testutils/app/connectivitychecker/Android.bp
index 049ec9e..5af8c14 100644
--- a/staticlibs/testutils/app/connectivitychecker/Android.bp
+++ b/staticlibs/testutils/app/connectivitychecker/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -30,5 +31,7 @@
         "net-tests-utils",
     ],
     host_required: ["net-tests-utils-host-common"],
-    lint: { strict_updatability_linting: true },
+    lint: {
+        strict_updatability_linting: true,
+    },
 }
diff --git a/staticlibs/testutils/devicetests/com/android/testutils/ConnectUtil.kt b/staticlibs/testutils/devicetests/com/android/testutils/ConnectUtil.kt
index b1d64f8..8090d5b 100644
--- a/staticlibs/testutils/devicetests/com/android/testutils/ConnectUtil.kt
+++ b/staticlibs/testutils/devicetests/com/android/testutils/ConnectUtil.kt
@@ -116,7 +116,10 @@
         }
     }
 
-    private fun connectToWifiConfig(config: WifiConfiguration) {
+    // Suppress warning because WifiManager methods to connect to a config are
+    // documented not to be deprecated for privileged users.
+    @Suppress("DEPRECATION")
+    fun connectToWifiConfig(config: WifiConfiguration) {
         repeat(MAX_WIFI_CONNECT_RETRIES) {
             val error = runAsShell(permission.NETWORK_SETTINGS) {
                 val listener = ConnectWifiListener()
diff --git a/staticlibs/testutils/devicetests/com/android/testutils/ExternalPacketForwarder.kt b/staticlibs/testutils/devicetests/com/android/testutils/ExternalPacketForwarder.kt
new file mode 100644
index 0000000..36eb795
--- /dev/null
+++ b/staticlibs/testutils/devicetests/com/android/testutils/ExternalPacketForwarder.kt
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.testutils
+
+import java.io.FileDescriptor
+
+class ExternalPacketForwarder(
+    srcFd: FileDescriptor,
+    mtu: Int,
+    dstFd: FileDescriptor,
+    forwardMap: Map<Int, Int>
+) : PacketForwarderBase(srcFd, mtu, dstFd, forwardMap) {
+
+    /**
+     * Prepares a packet for forwarding by potentially updating the
+     * source port based on the specified port remapping rules.
+     *
+     * @param buf The packet data as a byte array.
+     * @param version The IP version of the packet (e.g., 4 for IPv4).
+     */
+    override fun remapPort(buf: ByteArray, version: Int) {
+        val transportOffset = getTransportOffset(version)
+        val intPort = getRemappedPort(buf, transportOffset)
+
+        // Copy remapped source port.
+        if (intPort != 0) {
+            setPortAt(intPort, buf, transportOffset)
+        }
+   }
+}
diff --git a/staticlibs/testutils/devicetests/com/android/testutils/InternalPacketForwarder.kt b/staticlibs/testutils/devicetests/com/android/testutils/InternalPacketForwarder.kt
new file mode 100644
index 0000000..58829dc
--- /dev/null
+++ b/staticlibs/testutils/devicetests/com/android/testutils/InternalPacketForwarder.kt
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.testutils
+
+import java.io.FileDescriptor
+
+class InternalPacketForwarder(
+    srcFd: FileDescriptor,
+    mtu: Int,
+    dstFd: FileDescriptor,
+    forwardMap: Map<Int, Int>
+) : PacketForwarderBase(srcFd, mtu, dstFd, forwardMap) {
+    /**
+     * Prepares a packet for forwarding by potentially updating the
+     * destination port based on the specified port remapping rules.
+     *
+     * @param buf The packet data as a byte array.
+     * @param version The IP version of the packet (e.g., 4 for IPv4).
+     */
+    override fun remapPort(buf: ByteArray, version: Int) {
+        val transportOffset = getTransportOffset(version) + DESTINATION_PORT_OFFSET
+        val extPort = getRemappedPort(buf, transportOffset)
+
+        // Copy remapped destination port.
+        if (extPort != 0) {
+            setPortAt(extPort, buf, transportOffset)
+        }
+    }
+}
diff --git a/staticlibs/testutils/devicetests/com/android/testutils/PacketBridge.kt b/staticlibs/testutils/devicetests/com/android/testutils/PacketBridge.kt
index 1a2cc88..0b736d1 100644
--- a/staticlibs/testutils/devicetests/com/android/testutils/PacketBridge.kt
+++ b/staticlibs/testutils/devicetests/com/android/testutils/PacketBridge.kt
@@ -40,7 +40,8 @@
 class PacketBridge(
     context: Context,
     addresses: List<LinkAddress>,
-    dnsAddr: InetAddress
+    dnsAddr: InetAddress,
+    portMapping: List<Pair<Int, Int>>
 ) {
     private val binder = Binder()
 
@@ -56,6 +57,10 @@
     // Register test networks to ConnectivityService.
     private val internalNetworkCallback: TestableNetworkCallback
     private val externalNetworkCallback: TestableNetworkCallback
+
+    private val internalForwardMap = HashMap<Int, Int>()
+    private val externalForwardMap = HashMap<Int, Int>()
+
     val internalNetwork: Network
     val externalNetwork: Network
     init {
@@ -65,14 +70,28 @@
         externalNetworkCallback = exCb
         internalNetwork = inNet
         externalNetwork = exNet
+        for (mapping in portMapping) {
+            internalForwardMap[mapping.first] = mapping.second
+            externalForwardMap[mapping.second] = mapping.first
+        }
     }
 
     // Set up the packet bridge.
     private val internalFd = internalIface.fileDescriptor.fileDescriptor
     private val externalFd = externalIface.fileDescriptor.fileDescriptor
 
-    private val pr1 = PacketForwarder(internalFd, 1500, externalFd)
-    private val pr2 = PacketForwarder(externalFd, 1500, internalFd)
+    private val pr1 = InternalPacketForwarder(
+        internalFd,
+        1500,
+        externalFd,
+        internalForwardMap
+    )
+    private val pr2 = ExternalPacketForwarder(
+        externalFd,
+        1500,
+        internalFd,
+        externalForwardMap
+    )
 
     fun start() {
         IoUtils.setBlocking(internalFd, true /* blocking */)
diff --git a/staticlibs/testutils/devicetests/com/android/testutils/PacketForwarder.java b/staticlibs/testutils/devicetests/com/android/testutils/PacketForwarderBase.java
similarity index 68%
rename from staticlibs/testutils/devicetests/com/android/testutils/PacketForwarder.java
rename to staticlibs/testutils/devicetests/com/android/testutils/PacketForwarderBase.java
index d8efb7d..5c79eb0 100644
--- a/staticlibs/testutils/devicetests/com/android/testutils/PacketForwarder.java
+++ b/staticlibs/testutils/devicetests/com/android/testutils/PacketForwarderBase.java
@@ -32,6 +32,7 @@
 
 import java.io.FileDescriptor;
 import java.io.IOException;
+import java.util.Map;
 import java.util.Objects;
 
 /**
@@ -57,8 +58,9 @@
  * from the http server, the same mechanism is applied but in a different direction,
  * where the source and destination will be swapped.
  */
-public class PacketForwarder extends Thread {
+public abstract class PacketForwarderBase extends Thread {
     private static final String TAG = "PacketForwarder";
+    static final int DESTINATION_PORT_OFFSET = 2;
 
     // The source fd to read packets from.
     @NonNull
@@ -70,8 +72,10 @@
     @NonNull
     final FileDescriptor mDstFd;
 
+    @NonNull
+    final Map<Integer, Integer> mPortRemapRules;
     /**
-     * Construct a {@link PacketForwarder}.
+     * Construct a {@link PacketForwarderBase}.
      *
      * This class reads packets from {@code srcFd} of a {@link TestNetworkInterface}, and
      * forwards them to the {@code dstFd} of another {@link TestNetworkInterface}.
@@ -82,13 +86,49 @@
      * @param srcFd   {@link FileDescriptor} to read packets from.
      * @param mtu     MTU of the test network.
      * @param dstFd   {@link FileDescriptor} to write packets to.
+     * @param portRemapRules    port remap rules
      */
-    public PacketForwarder(@NonNull FileDescriptor srcFd, int mtu,
-                           @NonNull FileDescriptor dstFd) {
+    public PacketForwarderBase(@NonNull FileDescriptor srcFd, int mtu,
+                           @NonNull FileDescriptor dstFd,
+                           @NonNull Map<Integer, Integer> portRemapRules) {
         super(TAG);
         mSrcFd = Objects.requireNonNull(srcFd);
         mBuf = new byte[mtu];
         mDstFd = Objects.requireNonNull(dstFd);
+        mPortRemapRules = Objects.requireNonNull(portRemapRules);
+    }
+
+    /**
+     * A method to prepare forwarding packets between two instances of {@link TestNetworkInterface},
+     * which includes ports mapping.
+     * Subclasses should override this method to implement the needed port remapping.
+     * For internal forwarder will remapped destination port,
+     * external forwarder will remapped source port.
+     * Example:
+     * An outgoing packet from the internal interface with
+     * source 1.2.3.4:1234 and destination 8.8.8.8:80
+     * might be translated to 8.8.8.8:1234 -> 1.2.3.4:8080 before forwarding.
+     * An outgoing packet from the external interface with
+     * source 1.2.3.4:8080 and destination 8.8.8.8:1234
+     * might be translated to 8.8.8.8:80 -> 1.2.3.4:1234 before forwarding.
+     */
+    abstract void remapPort(@NonNull byte[] buf, int version);
+
+    /**
+     * Retrieves a potentially remapped port number from a packet.
+     *
+     * @param buf            The packet data as a byte array.
+     * @param transportOffset The offset within the packet where the transport layer port begins.
+     * @return The remapped port if a mapping exists in the internal forwarding map,
+     *         otherwise returns 0 (indicating no remapping).
+     */
+    int getRemappedPort(@NonNull byte[] buf, int transportOffset) {
+        int port = PacketReflectorUtil.getPortAt(buf, transportOffset);
+        return mPortRemapRules.getOrDefault(port, 0);
+    }
+
+    int getTransportOffset(int version) {
+        return version == 4 ? IPV4_HEADER_LENGTH : IPV6_HEADER_LENGTH;
     }
 
     private void forwardPacket(@NonNull byte[] buf, int len) {
@@ -99,7 +139,13 @@
         }
     }
 
-    // Reads one packet from mSrcFd, and writes the packet to the mDstFd for supported protocols.
+    /**
+     * Reads one packet from mSrcFd, and writes the packet to the mDestFd for supported protocols.
+     * This includes:
+     * 1.Address Swapping: Swaps source and destination IP addresses.
+     * 2.Port Remapping: Remap port if necessary.
+     * 3.Checksum Recalculation: Updates IP and transport layer checksums to reflect changes.
+     */
     private void processPacket() {
         final int len = PacketReflectorUtil.readPacket(mSrcFd, mBuf);
         if (len < 1) {
@@ -142,13 +188,19 @@
         if (len < ipHdrLen + transportHdrLen) {
             throw new IllegalStateException("Unexpected buffer length: " + len);
         }
-        // Swap addresses.
+
+        // Swap source and destination address.
         PacketReflectorUtil.swapAddresses(mBuf, version);
 
+        // Remapping the port.
+        remapPort(mBuf, version);
+
+        // Fix IP and Transport layer checksum.
+        PacketReflectorUtil.fixPacketChecksum(mBuf, len, version, proto);
+
         // Send the packet to the destination fd.
         forwardPacket(mBuf, len);
     }
-
     @Override
     public void run() {
         Log.i(TAG, "starting fd=" + mSrcFd + " valid=" + mSrcFd.valid());
diff --git a/staticlibs/testutils/devicetests/com/android/testutils/TestHttpServer.kt b/staticlibs/testutils/devicetests/com/android/testutils/TestHttpServer.kt
index 740bf63..f1f0c1c 100644
--- a/staticlibs/testutils/devicetests/com/android/testutils/TestHttpServer.kt
+++ b/staticlibs/testutils/devicetests/com/android/testutils/TestHttpServer.kt
@@ -25,8 +25,10 @@
  * A minimal HTTP server running on a random available port.
  *
  * @param host The host to listen to, or null to listen on all hosts
+ * @param port The port to listen to, or 0 to auto select
  */
-class TestHttpServer(host: String? = null) : NanoHTTPD(host, 0 /* auto-select the port */) {
+class TestHttpServer
+    @JvmOverloads constructor(host: String? = null, port: Int = 0) : NanoHTTPD(host, port) {
     // Map of URL path -> HTTP response code
     private val responses = HashMap<Request, Response>()
 
diff --git a/tests/benchmark/Android.bp b/tests/benchmark/Android.bp
index 6ea5347..7854bb5 100644
--- a/tests/benchmark/Android.bp
+++ b/tests/benchmark/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     // See: http://go/android-license-faq
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
@@ -40,4 +41,3 @@
     test_suites: ["device-tests"],
     jarjar_rules: ":connectivity-jarjar-rules",
 }
-
diff --git a/tests/common/Android.bp b/tests/common/Android.bp
index 7b5c298..6e9d614 100644
--- a/tests/common/Android.bp
+++ b/tests/common/Android.bp
@@ -17,6 +17,7 @@
 // Tests in this folder are included both in unit tests and CTS.
 // They must be fast and stable, and exercise public or test APIs.
 package {
+    default_team: "trendy_team_fwk_core_networking",
     // See: http://go/android-license-faq
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
@@ -93,7 +94,10 @@
     name: "ConnectivityCoverageTests",
     // Tethering started on SDK 30
     min_sdk_version: "30",
-    test_suites: ["general-tests", "mts-tethering"],
+    test_suites: [
+        "general-tests",
+        "mts-tethering",
+    ],
     defaults: [
         "ConnectivityTestsLatestSdkDefaults",
         "framework-connectivity-internal-test-defaults",
@@ -185,7 +189,7 @@
 // See SuiteModuleLoader.java.
 // TODO: why are the modules separated by + instead of being separate entries in the array?
 mainline_presubmit_modules = [
-        "CaptivePortalLoginGoogle.apk+NetworkStackGoogle.apk+com.google.android.resolv.apex+com.google.android.tethering.apex",
+    "CaptivePortalLoginGoogle.apk+NetworkStackGoogle.apk+com.google.android.resolv.apex+com.google.android.tethering.apex",
 ]
 
 cc_defaults {
diff --git a/tests/cts/hostside/Android.bp b/tests/cts/hostside/Android.bp
index a0aafc6..f6c0430 100644
--- a/tests/cts/hostside/Android.bp
+++ b/tests/cts/hostside/Android.bp
@@ -12,17 +12,14 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-next_app_data = [ ":CtsHostsideNetworkTestsAppNext" ]
+next_app_data = [":CtsHostsideNetworkTestsAppNext"]
 
 // The above line is put in place to prevent any future automerger merge conflict between aosp,
 // downstream branches. The CtsHostsideNetworkTestsAppNext target will not exist in
 // some downstream branches, but it should exist in aosp and some downstream branches.
 
-
-
-
-
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -30,7 +27,10 @@
     name: "CtsHostsideNetworkTests",
     defaults: ["cts_defaults"],
     // Only compile source java files in this apk.
-    srcs: ["src/**/*.java"],
+    srcs: [
+        "src/**/*.java",
+        ":ArgumentConstants",
+    ],
     libs: [
         "net-tests-utils-host-device-common",
         "cts-tradefed",
@@ -45,7 +45,7 @@
         "general-tests",
         "mcts-tethering",
         "mts-tethering",
-        "sts"
+        "sts",
     ],
     data: [
         ":CtsHostsideNetworkTestsApp",
diff --git a/tests/cts/hostside/aidl/Android.bp b/tests/cts/hostside/aidl/Android.bp
index 2751f6f..18a5897 100644
--- a/tests/cts/hostside/aidl/Android.bp
+++ b/tests/cts/hostside/aidl/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/tests/cts/hostside/app/Android.bp b/tests/cts/hostside/app/Android.bp
index 470bb17..cf4afa9 100644
--- a/tests/cts/hostside/app/Android.bp
+++ b/tests/cts/hostside/app/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -35,7 +36,10 @@
         "android.test.runner",
         "android.test.base",
     ],
-    srcs: ["src/**/*.java"],
+    srcs: [
+        "src/**/*.java",
+         ":ArgumentConstants",
+    ],
     // Tag this module as a cts test artifact
     test_suites: [
         "general-tests",
diff --git a/tests/cts/hostside/app/src/com/android/cts/net/hostside/AbstractDefaultRestrictionsTest.java b/tests/cts/hostside/app/src/com/android/cts/net/hostside/AbstractDefaultRestrictionsTest.java
new file mode 100644
index 0000000..8a3e790
--- /dev/null
+++ b/tests/cts/hostside/app/src/com/android/cts/net/hostside/AbstractDefaultRestrictionsTest.java
@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.cts.net.hostside;
+
+import static android.app.ActivityManager.PROCESS_STATE_TOP_SLEEPING;
+
+import static org.junit.Assume.assumeTrue;
+
+import android.os.SystemClock;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+/**
+ * Base class for default, always-on network restrictions.
+ */
+abstract class AbstractDefaultRestrictionsTest extends AbstractRestrictBackgroundNetworkTestCase {
+
+    @Before
+    public final void setUp() throws Exception {
+        super.setUp();
+
+        removePowerSaveModeWhitelist(TEST_APP2_PKG);
+        removePowerSaveModeExceptIdleWhitelist(TEST_APP2_PKG);
+
+        registerBroadcastReceiver();
+        assumeTrue("Feature not enabled", isNetworkBlockedForTopSleepingAndAbove());
+    }
+
+    @After
+    public final void tearDown() throws Exception {
+        super.tearDown();
+
+        removePowerSaveModeWhitelist(TEST_APP2_PKG);
+        removePowerSaveModeExceptIdleWhitelist(TEST_APP2_PKG);
+    }
+
+    @Test
+    public void testFgsNetworkAccess() throws Exception {
+        assertProcessStateBelow(PROCESS_STATE_TOP_SLEEPING);
+        SystemClock.sleep(PROCESS_STATE_TRANSITION_DELAY_MS);
+        assertNetworkAccess(false, null);
+
+        launchComponentAndAssertNetworkAccess(TYPE_COMPONENT_FOREGROUND_SERVICE);
+    }
+
+    @Test
+    public void testActivityNetworkAccess() throws Exception {
+        assertProcessStateBelow(PROCESS_STATE_TOP_SLEEPING);
+        SystemClock.sleep(PROCESS_STATE_TRANSITION_DELAY_MS);
+        assertNetworkAccess(false, null);
+
+        launchComponentAndAssertNetworkAccess(TYPE_COMPONENT_ACTIVTIY);
+    }
+
+    @Test
+    public void testBackgroundNetworkAccess_inFullAllowlist() throws Exception {
+        assertProcessStateBelow(PROCESS_STATE_TOP_SLEEPING);
+        SystemClock.sleep(PROCESS_STATE_TRANSITION_DELAY_MS);
+        assertNetworkAccess(false, null);
+
+        addPowerSaveModeWhitelist(TEST_APP2_PKG);
+        assertProcessStateBelow(PROCESS_STATE_TOP_SLEEPING);
+        assertNetworkAccess(true, null);
+    }
+
+    @Test
+    public void testBackgroundNetworkAccess_inExceptIdleAllowlist() throws Exception {
+        assertProcessStateBelow(PROCESS_STATE_TOP_SLEEPING);
+        SystemClock.sleep(PROCESS_STATE_TRANSITION_DELAY_MS);
+        assertNetworkAccess(false, null);
+
+        addPowerSaveModeExceptIdleWhitelist(TEST_APP2_PKG);
+        assertProcessStateBelow(PROCESS_STATE_TOP_SLEEPING);
+        assertNetworkAccess(true, null);
+    }
+}
diff --git a/tests/cts/hostside/app/src/com/android/cts/net/hostside/AbstractRestrictBackgroundNetworkTestCase.java b/tests/cts/hostside/app/src/com/android/cts/net/hostside/AbstractRestrictBackgroundNetworkTestCase.java
index 29aac3c..2ca8832 100644
--- a/tests/cts/hostside/app/src/com/android/cts/net/hostside/AbstractRestrictBackgroundNetworkTestCase.java
+++ b/tests/cts/hostside/app/src/com/android/cts/net/hostside/AbstractRestrictBackgroundNetworkTestCase.java
@@ -23,6 +23,7 @@
 import static android.net.ConnectivityManager.ACTION_RESTRICT_BACKGROUND_CHANGED;
 import static android.os.BatteryManager.BATTERY_PLUGGED_ANY;
 
+import static com.android.cts.net.arguments.InstrumentationArguments.ARG_WAIVE_BIND_PRIORITY;
 import static com.android.cts.net.hostside.NetworkPolicyTestUtils.executeShellCommand;
 import static com.android.cts.net.hostside.NetworkPolicyTestUtils.forceRunJob;
 import static com.android.cts.net.hostside.NetworkPolicyTestUtils.getConnectivityManager;
@@ -65,11 +66,13 @@
 import android.util.Pair;
 
 import androidx.annotation.Nullable;
+import androidx.test.platform.app.InstrumentationRegistry;
 
 import com.android.compatibility.common.util.AmUtils;
 import com.android.compatibility.common.util.BatteryUtils;
 import com.android.compatibility.common.util.DeviceConfigStateHelper;
 import com.android.compatibility.common.util.ThrowingRunnable;
+import com.android.modules.utils.build.SdkLevel;
 
 import org.junit.Rule;
 import org.junit.rules.RuleChain;
@@ -90,6 +93,8 @@
 
     protected static final String TEST_PKG = "com.android.cts.net.hostside";
     protected static final String TEST_APP2_PKG = "com.android.cts.net.hostside.app2";
+    // TODO(b/321797685): Configure it via device-config once it is available.
+    protected static final long PROCESS_STATE_TRANSITION_DELAY_MS = TimeUnit.SECONDS.toMillis(5);
 
     private static final String TEST_APP2_ACTIVITY_CLASS = TEST_APP2_PKG + ".MyActivity";
     private static final String TEST_APP2_SERVICE_CLASS = TEST_APP2_PKG + ".MyForegroundService";
@@ -97,7 +102,6 @@
 
     private static final ComponentName TEST_JOB_COMPONENT = new ComponentName(
             TEST_APP2_PKG, TEST_APP2_JOB_SERVICE_CLASS);
-
     private static final int TEST_JOB_ID = 7357437;
 
     private static final int SLEEP_TIME_SEC = 1;
@@ -152,8 +156,6 @@
     private static final IntentFilter BATTERY_CHANGED_FILTER =
             new IntentFilter(Intent.ACTION_BATTERY_CHANGED);
 
-    private static final String APP_NOT_FOREGROUND_ERROR = "app_not_fg";
-
     protected static final long TEMP_POWERSAVE_WHITELIST_DURATION_MS = 20_000; // 20 sec
 
     private static final long BROADCAST_TIMEOUT_MS = 5_000;
@@ -181,7 +183,16 @@
         mUid = getUid(TEST_APP2_PKG);
         mMyUid = getUid(mContext.getPackageName());
         mServiceClient = new MyServiceClient(mContext);
-        mServiceClient.bind();
+
+        final Bundle args = InstrumentationRegistry.getArguments();
+        final int bindPriorityFlags;
+        if (Boolean.valueOf(args.getString(ARG_WAIVE_BIND_PRIORITY, "false"))) {
+            bindPriorityFlags = Context.BIND_WAIVE_PRIORITY;
+        } else {
+            bindPriorityFlags = Context.BIND_NOT_FOREGROUND;
+        }
+        mServiceClient.bind(bindPriorityFlags);
+
         mPowerManager = mContext.getSystemService(PowerManager.class);
         executeShellCommand("cmd netpolicy start-watching " + mUid);
         // Some of the test cases assume that Data saver mode is initially disabled, which might not
@@ -205,6 +216,22 @@
         if (null != lock && lock.isHeld()) lock.release();
     }
 
+    /**
+     * Check if the feature blocking network for top_sleeping and lower priority proc-states is
+     * enabled. This is a manual check because the feature flag infrastructure may not be available
+     * in all the branches that will get this code.
+     * TODO: b/322115994 - Use @RequiresFlagsEnabled with
+     * Flags.FLAG_NETWORK_BLOCKED_FOR_TOP_SLEEPING_AND_ABOVE once the tests are moved to cts.
+     */
+    protected boolean isNetworkBlockedForTopSleepingAndAbove() {
+        if (!SdkLevel.isAtLeastV()) {
+            return false;
+        }
+        final String output = executeShellCommand("device_config get backstage_power"
+                + " com.android.server.net.network_blocked_for_top_sleeping_and_above");
+        return Boolean.parseBoolean(output);
+    }
+
     protected int getUid(String packageName) throws Exception {
         return mContext.getPackageManager().getPackageUid(packageName, 0);
     }
diff --git a/tests/cts/hostside/app/src/com/android/cts/net/hostside/ConnOnActivityStartTest.java b/tests/cts/hostside/app/src/com/android/cts/net/hostside/ConnOnActivityStartTest.java
index 4004789..c1d576d 100644
--- a/tests/cts/hostside/app/src/com/android/cts/net/hostside/ConnOnActivityStartTest.java
+++ b/tests/cts/hostside/app/src/com/android/cts/net/hostside/ConnOnActivityStartTest.java
@@ -18,6 +18,7 @@
 
 
 import static android.app.ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE;
+import static android.app.ActivityManager.PROCESS_STATE_TOP_SLEEPING;
 
 import static com.android.cts.net.hostside.NetworkPolicyTestUtils.getUiDevice;
 import static com.android.cts.net.hostside.NetworkPolicyTestUtils.setRestrictBackground;
@@ -28,8 +29,13 @@
 import static com.android.cts.net.hostside.Property.METERED_NETWORK;
 import static com.android.cts.net.hostside.Property.NON_METERED_NETWORK;
 
+import static org.junit.Assume.assumeTrue;
+
+import android.os.SystemClock;
 import android.util.Log;
 
+import com.android.compatibility.common.util.ThrowingRunnable;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
@@ -63,14 +69,14 @@
     @RequiredProperties({BATTERY_SAVER_MODE})
     public void testStartActivity_batterySaver() throws Exception {
         setBatterySaverMode(true);
-        assertLaunchedActivityHasNetworkAccess("testStartActivity_batterySaver");
+        assertLaunchedActivityHasNetworkAccess("testStartActivity_batterySaver", null);
     }
 
     @Test
     @RequiredProperties({DATA_SAVER_MODE, METERED_NETWORK})
     public void testStartActivity_dataSaver() throws Exception {
         setRestrictBackground(true);
-        assertLaunchedActivityHasNetworkAccess("testStartActivity_dataSaver");
+        assertLaunchedActivityHasNetworkAccess("testStartActivity_dataSaver", null);
     }
 
     @Test
@@ -79,7 +85,7 @@
         setDozeMode(true);
         // TODO (235284115): We need to turn on Doze every time before starting
         // the activity.
-        assertLaunchedActivityHasNetworkAccess("testStartActivity_doze");
+        assertLaunchedActivityHasNetworkAccess("testStartActivity_doze", null);
     }
 
     @Test
@@ -89,11 +95,24 @@
         setAppIdle(true);
         // TODO (235284115): We need to put the app into app standby mode every
         // time before starting the activity.
-        assertLaunchedActivityHasNetworkAccess("testStartActivity_appStandby");
+        assertLaunchedActivityHasNetworkAccess("testStartActivity_appStandby", null);
     }
 
-    private void assertLaunchedActivityHasNetworkAccess(String testName) throws Exception {
+    @Test
+    public void testStartActivity_default() throws Exception {
+        assumeTrue("Feature not enabled", isNetworkBlockedForTopSleepingAndAbove());
+        assertLaunchedActivityHasNetworkAccess("testStartActivity_default", () -> {
+            assertProcessStateBelow(PROCESS_STATE_TOP_SLEEPING);
+            SystemClock.sleep(PROCESS_STATE_TRANSITION_DELAY_MS);
+        });
+    }
+
+    private void assertLaunchedActivityHasNetworkAccess(String testName,
+            ThrowingRunnable onBeginIteration) throws Exception {
         for (int i = 0; i < TEST_ITERATION_COUNT; ++i) {
+            if (onBeginIteration != null) {
+                onBeginIteration.run();
+            }
             Log.i(TAG, testName + " start #" + i);
             launchComponentAndAssertNetworkAccess(TYPE_COMPONENT_ACTIVTIY);
             getUiDevice().pressHome();
diff --git a/tests/cts/hostside/app/src/com/android/cts/net/hostside/DefaultRestrictionsMeteredTest.java b/tests/cts/hostside/app/src/com/android/cts/net/hostside/DefaultRestrictionsMeteredTest.java
new file mode 100644
index 0000000..f3a1026
--- /dev/null
+++ b/tests/cts/hostside/app/src/com/android/cts/net/hostside/DefaultRestrictionsMeteredTest.java
@@ -0,0 +1,23 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.cts.net.hostside;
+
+import static com.android.cts.net.hostside.Property.METERED_NETWORK;
+
+@RequiredProperties({METERED_NETWORK})
+public class DefaultRestrictionsMeteredTest extends AbstractDefaultRestrictionsTest {
+}
diff --git a/tests/cts/hostside/app/src/com/android/cts/net/hostside/DefaultRestrictionsNonMeteredTest.java b/tests/cts/hostside/app/src/com/android/cts/net/hostside/DefaultRestrictionsNonMeteredTest.java
new file mode 100644
index 0000000..5651dd0
--- /dev/null
+++ b/tests/cts/hostside/app/src/com/android/cts/net/hostside/DefaultRestrictionsNonMeteredTest.java
@@ -0,0 +1,23 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.cts.net.hostside;
+
+import static com.android.cts.net.hostside.Property.NON_METERED_NETWORK;
+
+@RequiredProperties({NON_METERED_NETWORK})
+public class DefaultRestrictionsNonMeteredTest extends AbstractDefaultRestrictionsTest {
+}
diff --git a/tests/cts/hostside/app/src/com/android/cts/net/hostside/MyServiceClient.java b/tests/cts/hostside/app/src/com/android/cts/net/hostside/MyServiceClient.java
index 93cc911..980ecd5 100644
--- a/tests/cts/hostside/app/src/com/android/cts/net/hostside/MyServiceClient.java
+++ b/tests/cts/hostside/app/src/com/android/cts/net/hostside/MyServiceClient.java
@@ -34,26 +34,30 @@
 
     private Context mContext;
     private ServiceConnection mServiceConnection;
-    private IMyService mService;
+    private volatile IMyService mService;
+    private final ConditionVariable mServiceCondition = new ConditionVariable();
 
     public MyServiceClient(Context context) {
         mContext = context;
     }
 
-    public void bind() {
+    /**
+     * Binds to a service in the test app to communicate state.
+     * @param bindPriorityFlags Flags to influence the process-state of the bound app.
+     */
+    public void bind(int bindPriorityFlags) {
         if (mService != null) {
             throw new IllegalStateException("Already bound");
         }
-
-        final ConditionVariable cv = new ConditionVariable();
         mServiceConnection = new ServiceConnection() {
             @Override
             public void onServiceConnected(ComponentName name, IBinder service) {
                 mService = IMyService.Stub.asInterface(service);
-                cv.open();
+                mServiceCondition.open();
             }
             @Override
             public void onServiceDisconnected(ComponentName name) {
+                mServiceCondition.close();
                 mService = null;
             }
         };
@@ -63,12 +67,8 @@
         // Needs to use BIND_NOT_FOREGROUND so app2 does not run in
         // the same process state as app
         mContext.bindService(intent, mServiceConnection, Context.BIND_AUTO_CREATE
-                | Context.BIND_NOT_FOREGROUND);
-        cv.block(TIMEOUT_MS);
-        if (mService == null) {
-            throw new IllegalStateException(
-                    "Could not bind to MyService service after " + TIMEOUT_MS + "ms");
-        }
+                | bindPriorityFlags);
+        ensureServiceConnection();
     }
 
     public void unbind() {
@@ -77,37 +77,56 @@
         }
     }
 
+    private void ensureServiceConnection() {
+        if (mService != null) {
+            return;
+        }
+        mServiceCondition.block(TIMEOUT_MS);
+        if (mService == null) {
+            throw new IllegalStateException(
+                    "Could not bind to MyService service after " + TIMEOUT_MS + "ms");
+        }
+    }
+
     public void registerBroadcastReceiver() throws RemoteException {
+        ensureServiceConnection();
         mService.registerBroadcastReceiver();
     }
 
     public int getCounters(String receiverName, String action) throws RemoteException {
+        ensureServiceConnection();
         return mService.getCounters(receiverName, action);
     }
 
     public String checkNetworkStatus() throws RemoteException {
+        ensureServiceConnection();
         return mService.checkNetworkStatus();
     }
 
     public String getRestrictBackgroundStatus() throws RemoteException {
+        ensureServiceConnection();
         return mService.getRestrictBackgroundStatus();
     }
 
     public void sendNotification(int notificationId, String notificationType)
             throws RemoteException {
+        ensureServiceConnection();
         mService.sendNotification(notificationId, notificationType);
     }
 
     public void registerNetworkCallback(final NetworkRequest request, INetworkCallback cb)
             throws RemoteException {
+        ensureServiceConnection();
         mService.registerNetworkCallback(request, cb);
     }
 
     public void unregisterNetworkCallback() throws RemoteException {
+        ensureServiceConnection();
         mService.unregisterNetworkCallback();
     }
 
     public int scheduleJob(JobInfo jobInfo) throws RemoteException {
+        ensureServiceConnection();
         return mService.scheduleJob(jobInfo);
     }
 }
diff --git a/tests/cts/hostside/app/src/com/android/cts/net/hostside/NetworkCallbackTest.java b/tests/cts/hostside/app/src/com/android/cts/net/hostside/NetworkCallbackTest.java
index eb2347d..5552b8f 100644
--- a/tests/cts/hostside/app/src/com/android/cts/net/hostside/NetworkCallbackTest.java
+++ b/tests/cts/hostside/app/src/com/android/cts/net/hostside/NetworkCallbackTest.java
@@ -17,6 +17,7 @@
 package com.android.cts.net.hostside;
 
 import static android.app.ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE;
+import static android.app.ActivityManager.PROCESS_STATE_TOP_SLEEPING;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_METERED;
 import static android.net.NetworkCapabilities.SIGNAL_STRENGTH_UNSPECIFIED;
 
@@ -34,6 +35,7 @@
 import android.net.NetworkCapabilities;
 import android.net.NetworkRequest;
 import android.net.cts.util.CtsNetUtils;
+import android.os.SystemClock;
 import android.util.Log;
 
 import com.android.modules.utils.build.SdkLevel;
@@ -43,6 +45,7 @@
 import org.junit.Rule;
 import org.junit.Test;
 
+import java.util.ArrayList;
 import java.util.Objects;
 import java.util.concurrent.LinkedBlockingQueue;
 import java.util.concurrent.TimeUnit;
@@ -145,12 +148,22 @@
         public Network expectAvailableCallbackAndGetNetwork() {
             final CallbackInfo cb = nextCallback(TEST_CONNECT_TIMEOUT_MS);
             if (cb.state != CallbackState.AVAILABLE) {
-                fail("Network is not available. Instead obtained the following callback :"
-                        + cb);
+                fail("Network is not available. Instead obtained the following callback :" + cb);
             }
             return cb.network;
         }
 
+        public void drainAndWaitForIdle() {
+            try {
+                do {
+                    mCallbacks.drainTo(new ArrayList<>());
+                } while (mCallbacks.poll(TEST_CALLBACK_TIMEOUT_MS, TimeUnit.MILLISECONDS) != null);
+            } catch (InterruptedException ie) {
+                Log.e(TAG, "Interrupted while draining callback queue", ie);
+                Thread.currentThread().interrupt();
+            }
+        }
+
         public void expectBlockedStatusCallback(Network expectedNetwork, boolean expectBlocked) {
             expectCallback(CallbackState.BLOCKED_STATUS, expectedNetwork, expectBlocked);
         }
@@ -225,7 +238,7 @@
         // Check that the network is metered.
         mTestNetworkCallback.expectCapabilitiesCallbackEventually(mNetwork,
                 false /* hasCapability */, NET_CAPABILITY_NOT_METERED);
-        mTestNetworkCallback.expectBlockedStatusCallback(mNetwork, false);
+        mTestNetworkCallback.drainAndWaitForIdle();
 
         // Before Android T, DNS queries over private DNS should be but are not restricted by Power
         // Saver or Data Saver. The issue is fixed in mainline update and apps can no longer request
@@ -357,6 +370,58 @@
         }
     }
 
+    @Test
+    public void testOnBlockedStatusChanged_default() throws Exception {
+        assumeTrue("Feature not enabled", isNetworkBlockedForTopSleepingAndAbove());
+
+        try {
+            assertProcessStateBelow(PROCESS_STATE_TOP_SLEEPING);
+            assertNetworkAccess(false, null);
+            assertNetworkAccessBlockedByBpf(true, mUid, true /* metered */);
+
+            launchActivity();
+            assertTopState();
+            assertNetworkAccess(true, null);
+            mTestNetworkCallback.expectBlockedStatusCallbackEventually(mNetwork, false);
+            assertNetworkAccessBlockedByBpf(false, mUid, true /* metered */);
+
+            finishActivity();
+            assertProcessStateBelow(PROCESS_STATE_TOP_SLEEPING);
+            SystemClock.sleep(PROCESS_STATE_TRANSITION_DELAY_MS);
+            assertNetworkAccess(false, null);
+            mTestNetworkCallback.expectBlockedStatusCallbackEventually(mNetwork, true);
+            assertNetworkAccessBlockedByBpf(true, mUid, true /* metered */);
+
+        } finally {
+            mMeterednessConfiguration.resetNetworkMeteredness();
+        }
+
+        // Set to non-metered network
+        mMeterednessConfiguration.configureNetworkMeteredness(false);
+        mTestNetworkCallback.expectCapabilitiesCallbackEventually(mNetwork,
+                true /* hasCapability */, NET_CAPABILITY_NOT_METERED);
+        try {
+            assertProcessStateBelow(PROCESS_STATE_TOP_SLEEPING);
+            assertNetworkAccess(false, null);
+            assertNetworkAccessBlockedByBpf(true, mUid, false /* metered */);
+
+            launchActivity();
+            assertTopState();
+            assertNetworkAccess(true, null);
+            mTestNetworkCallback.expectBlockedStatusCallbackEventually(mNetwork, false);
+            assertNetworkAccessBlockedByBpf(false, mUid, false /* metered */);
+
+            finishActivity();
+            assertProcessStateBelow(PROCESS_STATE_TOP_SLEEPING);
+            SystemClock.sleep(PROCESS_STATE_TRANSITION_DELAY_MS);
+            assertNetworkAccess(false, null);
+            mTestNetworkCallback.expectBlockedStatusCallbackEventually(mNetwork, true);
+            assertNetworkAccessBlockedByBpf(true, mUid, false /* metered */);
+        } finally {
+            mMeterednessConfiguration.resetNetworkMeteredness();
+        }
+    }
+
     // TODO: 1. test against VPN lockdown.
     //       2. test against multiple networks.
 }
diff --git a/tests/cts/hostside/app/src/com/android/cts/net/hostside/NetworkPolicyManagerTest.java b/tests/cts/hostside/app/src/com/android/cts/net/hostside/NetworkPolicyManagerTest.java
index 7aeca77..968e270 100644
--- a/tests/cts/hostside/app/src/com/android/cts/net/hostside/NetworkPolicyManagerTest.java
+++ b/tests/cts/hostside/app/src/com/android/cts/net/hostside/NetworkPolicyManagerTest.java
@@ -17,6 +17,7 @@
 package com.android.cts.net.hostside;
 
 import static android.app.ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE;
+import static android.app.ActivityManager.PROCESS_STATE_TOP_SLEEPING;
 import static android.os.Process.SYSTEM_UID;
 
 import static com.android.cts.net.hostside.NetworkPolicyTestUtils.assertIsUidRestrictedOnMeteredNetworks;
@@ -28,6 +29,9 @@
 
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
+import static org.junit.Assume.assumeTrue;
+
+import android.os.SystemClock;
 
 import org.junit.After;
 import org.junit.Before;
@@ -238,4 +242,33 @@
             assertIsUidRestrictedOnMeteredNetworks(mUid, false /* expectedResult */);
         }
     }
+
+    @Test
+    public void testIsUidNetworkingBlocked_whenInBackground() throws Exception {
+        assumeTrue("Feature not enabled", isNetworkBlockedForTopSleepingAndAbove());
+
+        try {
+            assertProcessStateBelow(PROCESS_STATE_TOP_SLEEPING);
+            SystemClock.sleep(PROCESS_STATE_TRANSITION_DELAY_MS);
+            assertNetworkingBlockedStatusForUid(mUid, METERED, true /* expectedResult */);
+            assertTrue(isUidNetworkingBlocked(mUid, NON_METERED));
+
+            launchActivity();
+            assertTopState();
+            assertNetworkingBlockedStatusForUid(mUid, METERED, false /* expectedResult */);
+            assertFalse(isUidNetworkingBlocked(mUid, NON_METERED));
+
+            finishActivity();
+            assertProcessStateBelow(PROCESS_STATE_TOP_SLEEPING);
+            SystemClock.sleep(PROCESS_STATE_TRANSITION_DELAY_MS);
+            assertNetworkingBlockedStatusForUid(mUid, METERED, true /* expectedResult */);
+            assertTrue(isUidNetworkingBlocked(mUid, NON_METERED));
+
+            addPowerSaveModeWhitelist(TEST_APP2_PKG);
+            assertNetworkingBlockedStatusForUid(mUid, METERED, false /* expectedResult */);
+            assertFalse(isUidNetworkingBlocked(mUid, NON_METERED));
+        } finally {
+            removePowerSaveModeWhitelist(TEST_APP2_PKG);
+        }
+    }
 }
diff --git a/tests/cts/hostside/app2/Android.bp b/tests/cts/hostside/app2/Android.bp
index db92f5c..c526172 100644
--- a/tests/cts/hostside/app2/Android.bp
+++ b/tests/cts/hostside/app2/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/tests/cts/hostside/certs/Android.bp b/tests/cts/hostside/certs/Android.bp
index 60b5476..301973e 100644
--- a/tests/cts/hostside/certs/Android.bp
+++ b/tests/cts/hostside/certs/Android.bp
@@ -1,4 +1,5 @@
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/tests/cts/hostside/instrumentation_arguments/Android.bp b/tests/cts/hostside/instrumentation_arguments/Android.bp
new file mode 100644
index 0000000..cdede36
--- /dev/null
+++ b/tests/cts/hostside/instrumentation_arguments/Android.bp
@@ -0,0 +1,22 @@
+// Copyright (C) 2024 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
+filegroup {
+    name: "ArgumentConstants",
+    srcs: ["src/**/*.java"],
+}
diff --git a/tests/cts/hostside/instrumentation_arguments/src/com/android/cts/net/arguments/InstrumentationArguments.java b/tests/cts/hostside/instrumentation_arguments/src/com/android/cts/net/arguments/InstrumentationArguments.java
new file mode 100644
index 0000000..472e347
--- /dev/null
+++ b/tests/cts/hostside/instrumentation_arguments/src/com/android/cts/net/arguments/InstrumentationArguments.java
@@ -0,0 +1,21 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.cts.net.arguments;
+
+public interface InstrumentationArguments {
+    String ARG_WAIVE_BIND_PRIORITY = "waive_bind_priority";
+}
diff --git a/tests/cts/hostside/networkslicingtestapp/Android.bp b/tests/cts/hostside/networkslicingtestapp/Android.bp
index 2aa3f69..100b6e4 100644
--- a/tests/cts/hostside/networkslicingtestapp/Android.bp
+++ b/tests/cts/hostside/networkslicingtestapp/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -39,8 +40,8 @@
 android_test_helper_app {
     name: "CtsHostsideNetworkCapTestsAppWithoutProperty",
     defaults: [
-           "cts_support_defaults",
-           "CtsHostsideNetworkCapTestsAppDefaults"
+        "cts_support_defaults",
+        "CtsHostsideNetworkCapTestsAppDefaults",
     ],
     manifest: "AndroidManifestWithoutProperty.xml",
 }
@@ -48,8 +49,8 @@
 android_test_helper_app {
     name: "CtsHostsideNetworkCapTestsAppWithProperty",
     defaults: [
-           "cts_support_defaults",
-           "CtsHostsideNetworkCapTestsAppDefaults"
+        "cts_support_defaults",
+        "CtsHostsideNetworkCapTestsAppDefaults",
     ],
     manifest: "AndroidManifestWithProperty.xml",
 }
@@ -57,8 +58,8 @@
 android_test_helper_app {
     name: "CtsHostsideNetworkCapTestsAppSdk33",
     defaults: [
-           "cts_support_defaults",
-           "CtsHostsideNetworkCapTestsAppDefaults"
+        "cts_support_defaults",
+        "CtsHostsideNetworkCapTestsAppDefaults",
     ],
     target_sdk_version: "33",
     manifest: "AndroidManifestWithoutProperty.xml",
diff --git a/tests/cts/hostside/src/com/android/cts/net/HostsideConnOnActivityStartTest.java b/tests/cts/hostside/src/com/android/cts/net/HostsideConnOnActivityStartTest.java
index 849ac7c..880e826 100644
--- a/tests/cts/hostside/src/com/android/cts/net/HostsideConnOnActivityStartTest.java
+++ b/tests/cts/hostside/src/com/android/cts/net/HostsideConnOnActivityStartTest.java
@@ -16,6 +16,8 @@
 
 package com.android.cts.net;
 
+import static com.android.cts.net.arguments.InstrumentationArguments.ARG_WAIVE_BIND_PRIORITY;
+
 import android.platform.test.annotations.FlakyTest;
 
 import com.android.testutils.SkipPresubmit;
@@ -26,9 +28,12 @@
 
 import org.junit.Test;
 
+import java.util.Map;
+
 @SkipPresubmit(reason = "Out of SLO flakiness")
 public class HostsideConnOnActivityStartTest extends HostsideNetworkTestCase {
     private static final String TEST_CLASS = TEST_PKG + ".ConnOnActivityStartTest";
+
     @BeforeClassWithInfo
     public static void setUpOnce(TestInformation testInfo) throws Exception {
         uninstallPackage(testInfo, TEST_APP2_PKG, false);
@@ -60,4 +65,11 @@
     public void testStartActivity_appStandby() throws Exception {
         runDeviceTests(TEST_PKG, TEST_CLASS, "testStartActivity_appStandby");
     }
+
+    // TODO(b/321848487): Annotate with @RequiresFlagsEnabled to mirror the device-side test.
+    @Test
+    public void testStartActivity_default() throws Exception {
+        runDeviceTestsWithArgs(TEST_PKG, TEST_CLASS, "testStartActivity_default",
+                Map.of(ARG_WAIVE_BIND_PRIORITY, "true"));
+    }
 }
diff --git a/tests/cts/hostside/src/com/android/cts/net/HostsideDefaultNetworkRestrictionsTests.java b/tests/cts/hostside/src/com/android/cts/net/HostsideDefaultNetworkRestrictionsTests.java
new file mode 100644
index 0000000..0d01fc1
--- /dev/null
+++ b/tests/cts/hostside/src/com/android/cts/net/HostsideDefaultNetworkRestrictionsTests.java
@@ -0,0 +1,103 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.cts.net;
+
+import static com.android.cts.net.arguments.InstrumentationArguments.ARG_WAIVE_BIND_PRIORITY;
+
+import com.android.testutils.SkipPresubmit;
+import com.android.tradefed.device.DeviceNotAvailableException;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.util.Map;
+
+// TODO(b/321848487): Annotate with @RequiresFlagsEnabled to mirror the device-side tests.
+@SkipPresubmit(reason = "Monitoring for flakiness")
+public class HostsideDefaultNetworkRestrictionsTests extends HostsideNetworkTestCase {
+    private static final String METERED_TEST_CLASS = TEST_PKG + ".DefaultRestrictionsMeteredTest";
+    private static final String NON_METERED_TEST_CLASS =
+            TEST_PKG + ".DefaultRestrictionsNonMeteredTest";
+
+    @Before
+    public void setUp() throws Exception {
+        uninstallPackage(TEST_APP2_PKG, false);
+        installPackage(TEST_APP2_APK);
+    }
+
+    @After
+    public void tearDown() throws Exception {
+        uninstallPackage(TEST_APP2_PKG, true);
+    }
+
+    private void runMeteredTest(String methodName) throws DeviceNotAvailableException {
+        runDeviceTestsWithArgs(TEST_PKG, METERED_TEST_CLASS, methodName,
+                Map.of(ARG_WAIVE_BIND_PRIORITY, "true"));
+    }
+
+    private void runNonMeteredTest(String methodName) throws DeviceNotAvailableException {
+        runDeviceTestsWithArgs(TEST_PKG, NON_METERED_TEST_CLASS, methodName,
+                Map.of(ARG_WAIVE_BIND_PRIORITY, "true"));
+    }
+
+    @Test
+    public void testMeteredNetworkAccess_defaultRestrictions_testActivityNetworkAccess()
+            throws Exception {
+        runMeteredTest("testActivityNetworkAccess");
+    }
+
+    @Test
+    public void testMeteredNetworkAccess_defaultRestrictions_testFgsNetworkAccess()
+            throws Exception {
+        runMeteredTest("testFgsNetworkAccess");
+    }
+
+    @Test
+    public void testMeteredNetworkAccess_defaultRestrictions_inFullAllowlist() throws Exception {
+        runMeteredTest("testBackgroundNetworkAccess_inFullAllowlist");
+    }
+
+    @Test
+    public void testMeteredNetworkAccess_defaultRestrictions_inExceptIdleAllowlist()
+            throws Exception {
+        runMeteredTest("testBackgroundNetworkAccess_inExceptIdleAllowlist");
+    }
+
+    @Test
+    public void testNonMeteredNetworkAccess_defaultRestrictions_testActivityNetworkAccess()
+            throws Exception {
+        runNonMeteredTest("testActivityNetworkAccess");
+    }
+
+    @Test
+    public void testNonMeteredNetworkAccess_defaultRestrictions_testFgsNetworkAccess()
+            throws Exception {
+        runNonMeteredTest("testFgsNetworkAccess");
+    }
+
+    @Test
+    public void testNonMeteredNetworkAccess_defaultRestrictions_inFullAllowlist() throws Exception {
+        runNonMeteredTest("testBackgroundNetworkAccess_inFullAllowlist");
+    }
+
+    @Test
+    public void testNonMeteredNetworkAccess_defaultRestrictions_inExceptIdleAllowlist()
+            throws Exception {
+        runNonMeteredTest("testBackgroundNetworkAccess_inExceptIdleAllowlist");
+    }
+}
diff --git a/tests/cts/hostside/src/com/android/cts/net/HostsideNetworkCallbackTests.java b/tests/cts/hostside/src/com/android/cts/net/HostsideNetworkCallbackTests.java
index 04bd1ad..361f7c7 100644
--- a/tests/cts/hostside/src/com/android/cts/net/HostsideNetworkCallbackTests.java
+++ b/tests/cts/hostside/src/com/android/cts/net/HostsideNetworkCallbackTests.java
@@ -15,12 +15,16 @@
  */
 package com.android.cts.net;
 
+import static com.android.cts.net.arguments.InstrumentationArguments.ARG_WAIVE_BIND_PRIORITY;
+
 import com.android.testutils.SkipPresubmit;
 
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 
+import java.util.Map;
+
 @SkipPresubmit(reason = "Out of SLO flakiness")
 public class HostsideNetworkCallbackTests extends HostsideNetworkTestCase {
 
@@ -46,5 +50,12 @@
         runDeviceTests(TEST_PKG,
                 TEST_PKG + ".NetworkCallbackTest", "testOnBlockedStatusChanged_powerSaver");
     }
+
+    // TODO(b/321848487): Annotate with @RequiresFlagsEnabled to mirror the device-side test.
+    @Test
+    public void testOnBlockedStatusChanged_default() throws Exception {
+        runDeviceTestsWithArgs(TEST_PKG, TEST_PKG + ".NetworkCallbackTest",
+                "testOnBlockedStatusChanged_default", Map.of(ARG_WAIVE_BIND_PRIORITY, "true"));
+    }
 }
 
diff --git a/tests/cts/hostside/src/com/android/cts/net/HostsideNetworkPolicyManagerTests.java b/tests/cts/hostside/src/com/android/cts/net/HostsideNetworkPolicyManagerTests.java
index 3ddb88b..e97db58 100644
--- a/tests/cts/hostside/src/com/android/cts/net/HostsideNetworkPolicyManagerTests.java
+++ b/tests/cts/hostside/src/com/android/cts/net/HostsideNetworkPolicyManagerTests.java
@@ -16,10 +16,14 @@
 
 package com.android.cts.net;
 
+import static com.android.cts.net.arguments.InstrumentationArguments.ARG_WAIVE_BIND_PRIORITY;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 
+import java.util.Map;
+
 public class HostsideNetworkPolicyManagerTests extends HostsideNetworkTestCase {
     @Before
     public void setUp() throws Exception {
@@ -71,4 +75,12 @@
         runDeviceTests(TEST_PKG,
                 TEST_PKG + ".NetworkPolicyManagerTest", "testIsUidRestrictedOnMeteredNetworks");
     }
+
+    // TODO(b/321848487): Annotate with @RequiresFlagsEnabled to mirror the device-side test.
+    @Test
+    public void testIsUidNetworkingBlocked_whenInBackground() throws Exception {
+        runDeviceTestsWithArgs(TEST_PKG, TEST_PKG + ".NetworkPolicyManagerTest",
+                "testIsUidNetworkingBlocked_whenInBackground",
+                Map.of(ARG_WAIVE_BIND_PRIORITY, "true"));
+    }
 }
diff --git a/tests/cts/hostside/src/com/android/cts/net/HostsideNetworkTestCase.java b/tests/cts/hostside/src/com/android/cts/net/HostsideNetworkTestCase.java
index 3358fd7..ca95ed6 100644
--- a/tests/cts/hostside/src/com/android/cts/net/HostsideNetworkTestCase.java
+++ b/tests/cts/hostside/src/com/android/cts/net/HostsideNetworkTestCase.java
@@ -31,10 +31,13 @@
 import com.android.tradefed.testtype.junit4.AfterClassWithInfo;
 import com.android.tradefed.testtype.junit4.BaseHostJUnit4Test;
 import com.android.tradefed.testtype.junit4.BeforeClassWithInfo;
+import com.android.tradefed.testtype.junit4.DeviceTestRunOptions;
 import com.android.tradefed.util.RunUtil;
 
 import org.junit.runner.RunWith;
 
+import java.util.Map;
+
 @RunWith(DeviceJUnit4ClassRunner.class)
 abstract class HostsideNetworkTestCase extends BaseHostJUnit4Test {
     protected static final boolean DEBUG = false;
@@ -146,6 +149,17 @@
                 + packageName + ", u=" + currentUser);
     }
 
+    protected boolean runDeviceTestsWithArgs(String packageName, String className,
+            String methodName, Map<String, String> args) throws DeviceNotAvailableException {
+        final DeviceTestRunOptions deviceTestRunOptions = new DeviceTestRunOptions(packageName)
+                .setTestClassName(className)
+                .setTestMethodName(methodName);
+        for (Map.Entry<String, String> arg : args.entrySet()) {
+            deviceTestRunOptions.addInstrumentationArg(arg.getKey(), arg.getValue());
+        }
+        return runDeviceTests(deviceTestRunOptions);
+    }
+
     protected String runCommand(String command) throws DeviceNotAvailableException {
         Log.d(TAG, "Command: '" + command + "'");
         final String output = getDevice().executeShellCommand(command);
diff --git a/tests/cts/multidevices/Android.bp b/tests/cts/multidevices/Android.bp
new file mode 100644
index 0000000..5ac4229
--- /dev/null
+++ b/tests/cts/multidevices/Android.bp
@@ -0,0 +1,42 @@
+// Copyright (C) 2024 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
+python_test_host {
+    name: "CtsConnectivityMultiDevicesTestCases",
+    main: "connectivity_multi_devices_test.py",
+    srcs: ["connectivity_multi_devices_test.py"],
+    libs: [
+        "mobly",
+    ],
+    test_suites: [
+        "cts",
+        "general-tests",
+    ],
+    test_options: {
+        unit_test: false,
+    },
+    data: [
+        // Package the snippet with the mobly test
+        ":connectivity_multi_devices_snippet",
+    ],
+    version: {
+        py3: {
+            embedded_launcher: true,
+        },
+    },
+}
diff --git a/tests/cts/multidevices/AndroidTest.xml b/tests/cts/multidevices/AndroidTest.xml
new file mode 100644
index 0000000..5312b4d
--- /dev/null
+++ b/tests/cts/multidevices/AndroidTest.xml
@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2024 The Android Open Source Project
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+          http://www.apache.org/licenses/LICENSE-2.0
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<configuration description="Config for CTS Connectivity multi devices test cases">
+    <option name="test-suite-tag" value="cts" />
+    <option name="config-descriptor:metadata" key="component" value="networking" />
+    <option name="config-descriptor:metadata" key="token" value="SIM_CARD" />
+    <option name="config-descriptor:metadata" key="parameter" value="not_instant_app" />
+    <option name="config-descriptor:metadata" key="parameter" value="not_multi_abi" />
+    <option name="config-descriptor:metadata" key="parameter" value="secondary_user" />
+
+    <device name="device1">
+        <target_preparer class="com.android.tradefed.targetprep.suite.SuiteApkInstaller">
+            <option name="test-file-name" value="connectivity_multi_devices_snippet.apk" />
+        </target_preparer>
+        <target_preparer class="com.android.tradefed.targetprep.RunCommandTargetPreparer">
+        </target_preparer>
+    </device>
+    <device name="device2">
+        <target_preparer class="com.android.tradefed.targetprep.suite.SuiteApkInstaller">
+            <option name="test-file-name" value="connectivity_multi_devices_snippet.apk" />
+        </target_preparer>
+        <target_preparer class="com.android.tradefed.targetprep.RunCommandTargetPreparer">
+        </target_preparer>
+    </device>
+
+    <test class="com.android.tradefed.testtype.mobly.MoblyBinaryHostTest">
+      <!-- The mobly-par-file-name should match the module name -->
+      <option name="mobly-par-file-name" value="CtsConnectivityMultiDevicesTestCases" />
+      <!-- Timeout limit in milliseconds for all test cases of the python binary -->
+      <option name="mobly-test-timeout" value="180000" />
+    </test>
+</configuration>
+
diff --git a/tests/cts/multidevices/connectivity_multi_devices_test.py b/tests/cts/multidevices/connectivity_multi_devices_test.py
new file mode 100644
index 0000000..ab88504
--- /dev/null
+++ b/tests/cts/multidevices/connectivity_multi_devices_test.py
@@ -0,0 +1,110 @@
+# Lint as: python3
+"""Connectivity multi devices tests."""
+import base64
+import sys
+import uuid
+
+from mobly import asserts
+from mobly import base_test
+from mobly import test_runner
+from mobly import utils
+from mobly.controllers import android_device
+
+CONNECTIVITY_MULTI_DEVICES_SNIPPET_PACKAGE = "com.google.snippet.connectivity"
+
+
+class UpstreamType:
+  CELLULAR = 1
+  WIFI = 2
+
+
+class ConnectivityMultiDevicesTest(base_test.BaseTestClass):
+
+  def setup_class(self):
+    # Declare that two Android devices are needed.
+    self.clientDevice, self.serverDevice = self.register_controller(
+        android_device, min_number=2
+    )
+
+    def setup_device(device):
+      device.load_snippet(
+          "connectivity_multi_devices_snippet",
+          CONNECTIVITY_MULTI_DEVICES_SNIPPET_PACKAGE,
+      )
+
+    # Set up devices in parallel to save time.
+    utils.concurrent_exec(
+        setup_device,
+        ((self.clientDevice,), (self.serverDevice,)),
+        max_workers=2,
+        raise_on_exception=True,
+    )
+
+  @staticmethod
+  def generate_uuid32_base64():
+    """Generates a UUID32 and encodes it in Base64.
+
+    Returns:
+        str: The Base64-encoded UUID32 string. Which is 22 characters.
+    """
+    return base64.b64encode(uuid.uuid1().bytes).decode("utf-8").strip("=")
+
+  def _do_test_hotspot_for_upstream_type(self, upstream_type):
+    """Test hotspot with the specified upstream type.
+
+    This test create a hotspot, make the client connect
+    to it, and verify the packet is forwarded by the hotspot.
+    """
+    server = self.serverDevice.connectivity_multi_devices_snippet
+    client = self.clientDevice.connectivity_multi_devices_snippet
+
+    # Assert pre-conditions specific to each upstream type.
+    asserts.skip_if(not client.hasWifiFeature(), "Client requires Wifi feature")
+    asserts.skip_if(
+      not server.hasHotspotFeature(), "Server requires hotspot feature"
+    )
+    if upstream_type == UpstreamType.CELLULAR:
+      asserts.skip_if(
+          not server.hasTelephonyFeature(), "Server requires Telephony feature"
+      )
+      server.requestCellularAndEnsureDefault()
+    elif upstream_type == UpstreamType.WIFI:
+      asserts.skip_if(
+          not server.isStaApConcurrencySupported(),
+          "Server requires Wifi AP + STA concurrency",
+      )
+      server.ensureWifiIsDefault()
+    else:
+      raise ValueError(f"Invalid upstream type: {upstream_type}")
+
+    # Generate ssid/passphrase with random characters to make sure nearby devices won't
+    # connect unexpectedly. Note that total length of ssid cannot go over 32.
+    testSsid = "HOTSPOT-" + self.generate_uuid32_base64()
+    testPassphrase = self.generate_uuid32_base64()
+
+    try:
+      # Create a hotspot with fixed SSID and password.
+      server.startHotspot(testSsid, testPassphrase)
+
+      # Make the client connects to the hotspot.
+      client.connectToWifi(testSsid, testPassphrase, True)
+
+    finally:
+      if upstream_type == UpstreamType.CELLULAR:
+        server.unrequestCellular()
+      # Teardown the hotspot.
+      server.stopAllTethering()
+
+  def test_hotspot_upstream_wifi(self):
+    self._do_test_hotspot_for_upstream_type(UpstreamType.WIFI)
+
+  def test_hotspot_upstream_cellular(self):
+    self._do_test_hotspot_for_upstream_type(UpstreamType.CELLULAR)
+
+
+if __name__ == "__main__":
+  # Take test args
+  if "--" in sys.argv:
+    index = sys.argv.index("--")
+    sys.argv = sys.argv[:1] + sys.argv[index + 1 :]
+  test_runner.main()
diff --git a/tests/cts/multidevices/snippet/Android.bp b/tests/cts/multidevices/snippet/Android.bp
new file mode 100644
index 0000000..5940cbb
--- /dev/null
+++ b/tests/cts/multidevices/snippet/Android.bp
@@ -0,0 +1,37 @@
+// Copyright (C) 2024 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
+android_test_helper_app {
+    name: "connectivity_multi_devices_snippet",
+    defaults: [
+        "ConnectivityTestsLatestSdkDefaults",
+        "cts_defaults",
+        "framework-connectivity-test-defaults",
+    ],
+    srcs: [
+        "ConnectivityMultiDevicesSnippet.kt",
+    ],
+    manifest: "AndroidManifest.xml",
+    static_libs: [
+        "androidx.test.runner",
+        "mobly-snippet-lib",
+        "cts-net-utils",
+    ],
+    platform_apis: true,
+    min_sdk_version: "30", // R
+}
diff --git a/tests/cts/multidevices/snippet/AndroidManifest.xml b/tests/cts/multidevices/snippet/AndroidManifest.xml
new file mode 100644
index 0000000..9ed8146
--- /dev/null
+++ b/tests/cts/multidevices/snippet/AndroidManifest.xml
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2024 The Android Open Source Project
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+          http://www.apache.org/licenses/LICENSE-2.0
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<manifest
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.google.snippet.connectivity">
+  <!-- Declare the minimum Android SDK version and internet permission,
+       which are required by Mobly Snippet Lib since it uses network socket. -->
+  <uses-sdk android:minSdkVersion="30" />
+  <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
+  <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
+  <uses-permission android:name="android.permission.CHANGE_NETWORK_STATE" />
+  <uses-permission android:name="android.permission.CHANGE_WIFI_STATE" />
+  <uses-permission android:name="android.permission.INTERNET" />
+  <application>
+    <!-- Add any classes that implement the Snippet interface as meta-data, whose
+         value is a comma-separated string, each section being the package path
+         of a snippet class -->
+    <meta-data
+        android:name="mobly-snippets"
+        android:value="com.google.snippet.connectivity.ConnectivityMultiDevicesSnippet" />
+  </application>
+  <!-- Add an instrumentation tag so that the app can be launched through an
+       instrument command. The runner `com.google.android.mobly.snippet.SnippetRunner`
+       is derived from `AndroidJUnitRunner`, and is required to use the
+       Mobly Snippet Lib. -->
+  <instrumentation
+      android:name="com.google.android.mobly.snippet.SnippetRunner"
+      android:targetPackage="com.google.snippet.connectivity" />
+</manifest>
diff --git a/tests/cts/multidevices/snippet/ConnectivityMultiDevicesSnippet.kt b/tests/cts/multidevices/snippet/ConnectivityMultiDevicesSnippet.kt
new file mode 100644
index 0000000..115210b
--- /dev/null
+++ b/tests/cts/multidevices/snippet/ConnectivityMultiDevicesSnippet.kt
@@ -0,0 +1,170 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.snippet.connectivity
+
+import android.Manifest.permission.OVERRIDE_WIFI_CONFIG
+import android.content.pm.PackageManager.FEATURE_TELEPHONY
+import android.content.pm.PackageManager.FEATURE_WIFI
+import android.net.ConnectivityManager
+import android.net.Network
+import android.net.NetworkCapabilities.NET_CAPABILITY_VALIDATED
+import android.net.NetworkCapabilities.TRANSPORT_WIFI
+import android.net.NetworkRequest
+import android.net.cts.util.CtsNetUtils
+import android.net.cts.util.CtsTetheringUtils
+import android.net.wifi.ScanResult
+import android.net.wifi.SoftApConfiguration
+import android.net.wifi.SoftApConfiguration.SECURITY_TYPE_WPA2_PSK
+import android.net.wifi.WifiConfiguration
+import android.net.wifi.WifiManager
+import android.net.wifi.WifiNetworkSpecifier
+import android.net.wifi.WifiSsid
+import androidx.test.platform.app.InstrumentationRegistry
+import com.android.testutils.ConnectUtil
+import com.android.testutils.RecorderCallback.CallbackEntry.Available
+import com.android.testutils.RecorderCallback.CallbackEntry.CapabilitiesChanged
+import com.android.testutils.TestableNetworkCallback
+import com.android.testutils.runAsShell
+import com.google.android.mobly.snippet.Snippet
+import com.google.android.mobly.snippet.rpc.Rpc
+
+class ConnectivityMultiDevicesSnippet : Snippet {
+    private val context = InstrumentationRegistry.getInstrumentation().getTargetContext()
+    private val wifiManager = context.getSystemService(WifiManager::class.java)!!
+    private val cm = context.getSystemService(ConnectivityManager::class.java)!!
+    private val pm = context.packageManager
+    private val ctsNetUtils = CtsNetUtils(context)
+    private val ctsTetheringUtils = CtsTetheringUtils(context)
+    private var oldSoftApConfig: SoftApConfiguration? = null
+
+    @Rpc(description = "Check whether the device has wifi feature.")
+    fun hasWifiFeature() = pm.hasSystemFeature(FEATURE_WIFI)
+
+    @Rpc(description = "Check whether the device has telephony feature.")
+    fun hasTelephonyFeature() = pm.hasSystemFeature(FEATURE_TELEPHONY)
+
+    @Rpc(description = "Check whether the device supporters AP + STA concurrency.")
+    fun isStaApConcurrencySupported() {
+        wifiManager.isStaApConcurrencySupported()
+    }
+
+    @Rpc(description = "Request cellular connection and ensure it is the default network.")
+    fun requestCellularAndEnsureDefault() {
+        ctsNetUtils.disableWifi()
+        val network = ctsNetUtils.connectToCell()
+        ctsNetUtils.expectNetworkIsSystemDefault(network)
+    }
+
+    @Rpc(description = "Unrequest cellular connection.")
+    fun unrequestCellular() {
+        ctsNetUtils.disconnectFromCell()
+    }
+
+    @Rpc(description = "Ensure any wifi is connected and is the default network.")
+    fun ensureWifiIsDefault() {
+        val network = ctsNetUtils.ensureWifiConnected()
+        ctsNetUtils.expectNetworkIsSystemDefault(network)
+    }
+
+    @Rpc(description = "Connect to specified wifi network.")
+    // Suppress warning because WifiManager methods to connect to a config are
+    // documented not to be deprecated for privileged users.
+    @Suppress("DEPRECATION")
+    fun connectToWifi(ssid: String, passphrase: String, requireValidation: Boolean): Network {
+        val specifier = WifiNetworkSpecifier.Builder()
+            .setSsid(ssid)
+            .setWpa2Passphrase(passphrase)
+            .setBand(ScanResult.WIFI_BAND_24_GHZ)
+            .build()
+        val wifiConfig = WifiConfiguration()
+        wifiConfig.SSID = "\"" + ssid + "\""
+        wifiConfig.preSharedKey = "\"" + passphrase + "\""
+        wifiConfig.hiddenSSID = true
+        wifiConfig.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.WPA2_PSK)
+        wifiConfig.allowedPairwiseCiphers.set(WifiConfiguration.PairwiseCipher.TKIP)
+        wifiConfig.allowedPairwiseCiphers.set(WifiConfiguration.PairwiseCipher.CCMP)
+
+        // Register network callback for the specific wifi.
+        val networkCallback = TestableNetworkCallback()
+        val wifiRequest = NetworkRequest.Builder().addTransportType(TRANSPORT_WIFI)
+            .setNetworkSpecifier(specifier)
+            .build()
+        cm.registerNetworkCallback(wifiRequest, networkCallback)
+
+        try {
+            // Add the test configuration and connect to it.
+            val connectUtil = ConnectUtil(context)
+            connectUtil.connectToWifiConfig(wifiConfig)
+
+            val event = networkCallback.expect<Available>()
+            if (requireValidation) {
+                networkCallback.eventuallyExpect<CapabilitiesChanged> {
+                    it.caps.hasCapability(NET_CAPABILITY_VALIDATED)
+                }
+            }
+            return event.network
+        } finally {
+            cm.unregisterNetworkCallback(networkCallback)
+        }
+    }
+
+    @Rpc(description = "Check whether the device supports hotspot feature.")
+    fun hasHotspotFeature(): Boolean {
+        val tetheringCallback = ctsTetheringUtils.registerTetheringEventCallback()
+        try {
+            return tetheringCallback.isWifiTetheringSupported(context)
+        } finally {
+            ctsTetheringUtils.unregisterTetheringEventCallback(tetheringCallback)
+        }
+    }
+
+    @Rpc(description = "Start a hotspot with given SSID and passphrase.")
+    fun startHotspot(ssid: String, passphrase: String) {
+        // Store old config.
+        runAsShell(OVERRIDE_WIFI_CONFIG) {
+            oldSoftApConfig = wifiManager.getSoftApConfiguration()
+        }
+
+        val softApConfig = SoftApConfiguration.Builder()
+            .setWifiSsid(WifiSsid.fromBytes(ssid.toByteArray()))
+            .setPassphrase(passphrase, SECURITY_TYPE_WPA2_PSK)
+            .setBand(SoftApConfiguration.BAND_2GHZ)
+            .build()
+        runAsShell(OVERRIDE_WIFI_CONFIG) {
+            wifiManager.setSoftApConfiguration(softApConfig)
+        }
+        val tetheringCallback = ctsTetheringUtils.registerTetheringEventCallback()
+        try {
+            tetheringCallback.expectNoTetheringActive()
+            ctsTetheringUtils.startWifiTethering(tetheringCallback)
+        } finally {
+            ctsTetheringUtils.unregisterTetheringEventCallback(tetheringCallback)
+        }
+    }
+
+    @Rpc(description = "Stop all tethering.")
+    fun stopAllTethering() {
+        ctsTetheringUtils.stopAllTethering()
+
+        // Restore old config.
+        oldSoftApConfig?.let {
+            runAsShell(OVERRIDE_WIFI_CONFIG) {
+                wifiManager.setSoftApConfiguration(it)
+            }
+        }
+    }
+}
diff --git a/tests/cts/net/Android.bp b/tests/cts/net/Android.bp
index f0e0ae8..074c587 100644
--- a/tests/cts/net/Android.bp
+++ b/tests/cts/net/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -60,22 +61,20 @@
         "TetheringIntegrationTestsBaseLib",
     ],
 
-    // uncomment when b/13249961 is fixed
-    // sdk_version: "current",
-    platform_apis: true,
+    min_sdk_version: "30",
     per_testcase_directory: true,
     host_required: ["net-tests-utils-host-common"],
     test_config_template: "AndroidTestTemplate.xml",
     data: [
         ":ConnectivityTestPreparer",
         ":CtsCarrierServicePackage",
-    ]
+    ],
 }
 
 // Networking CTS tests for development and release. These tests always target the platform SDK
 // version, and are subject to all the restrictions appropriate to that version. Before SDK
-// finalization, these tests have a min_sdk_version of 10000, and cannot be installed on release
-// devices.
+// finalization, these tests have a min_sdk_version of 10000, but they can still be installed on
+// release devices as their min_sdk_version is set to a production version.
 android_test {
     name: "CtsNetTestCases",
     defaults: [
@@ -88,6 +87,14 @@
     ],
     test_suites: [
         "cts",
+        "mts-dnsresolver",
+        "mts-networking",
+        "mts-tethering",
+        "mts-wifi",
+        "mcts-dnsresolver",
+        "mcts-networking",
+        "mcts-tethering",
+        "mcts-wifi",
         "general-tests",
     ],
 }
diff --git a/tests/cts/net/api23Test/Android.bp b/tests/cts/net/api23Test/Android.bp
index 1f1dd5d..2ec3a70 100644
--- a/tests/cts/net/api23Test/Android.bp
+++ b/tests/cts/net/api23Test/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/tests/cts/net/appForApi23/Android.bp b/tests/cts/net/appForApi23/Android.bp
index b39690f..d300743 100644
--- a/tests/cts/net/appForApi23/Android.bp
+++ b/tests/cts/net/appForApi23/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/tests/cts/net/jni/Android.bp b/tests/cts/net/jni/Android.bp
index a421349..fbf4f29 100644
--- a/tests/cts/net/jni/Android.bp
+++ b/tests/cts/net/jni/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/tests/cts/net/native/Android.bp b/tests/cts/net/native/Android.bp
index 153ff51..3f24592 100644
--- a/tests/cts/net/native/Android.bp
+++ b/tests/cts/net/native/Android.bp
@@ -15,6 +15,7 @@
 // Build the unit tests.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/tests/cts/net/native/dns/Android.bp b/tests/cts/net/native/dns/Android.bp
index a9e3715..8e24fba 100644
--- a/tests/cts/net/native/dns/Android.bp
+++ b/tests/cts/net/native/dns/Android.bp
@@ -1,4 +1,5 @@
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java b/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java
index 2646b60..f0edee2 100644
--- a/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java
+++ b/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java
@@ -1552,6 +1552,40 @@
         }
     }
 
+    @Test @IgnoreUpTo(Build.VERSION_CODES.UPSIDE_DOWN_CAKE) @ConnectivityModuleTest
+    public void testSetBackgroundNetworkingShellCommand() {
+        final int testUid = 54352;
+        runShellCommand("cmd connectivity set-background-networking-enabled-for-uid " + testUid
+                + " true");
+        int rule = runAsShell(NETWORK_SETTINGS,
+                () -> mCm.getUidFirewallRule(FIREWALL_CHAIN_BACKGROUND, testUid));
+        assertEquals(rule, FIREWALL_RULE_ALLOW);
+
+        runShellCommand("cmd connectivity set-background-networking-enabled-for-uid " + testUid
+                + " false");
+        rule = runAsShell(NETWORK_SETTINGS,
+                () -> mCm.getUidFirewallRule(FIREWALL_CHAIN_BACKGROUND, testUid));
+        assertEquals(rule, FIREWALL_RULE_DENY);
+    }
+
+    @Test @IgnoreUpTo(Build.VERSION_CODES.UPSIDE_DOWN_CAKE) @ConnectivityModuleTest
+    public void testGetBackgroundNetworkingShellCommand() {
+        final int testUid = 54312;
+        runAsShell(NETWORK_SETTINGS,
+                () -> mCm.setUidFirewallRule(FIREWALL_CHAIN_BACKGROUND, testUid,
+                        FIREWALL_RULE_ALLOW));
+        String output = runShellCommand(
+                "cmd connectivity get-background-networking-enabled-for-uid " + testUid);
+        assertTrue(output.contains("allow"));
+
+        runAsShell(NETWORK_SETTINGS,
+                () -> mCm.setUidFirewallRule(FIREWALL_CHAIN_BACKGROUND, testUid,
+                        FIREWALL_RULE_DEFAULT));
+        output = runShellCommand(
+                "cmd connectivity get-background-networking-enabled-for-uid " + testUid);
+        assertTrue(output.contains("deny"));
+    }
+
     // TODO: move the following socket keep alive test to dedicated test class.
     /**
      * Callback used in tcp keepalive offload that allows caller to wait callback fires.
diff --git a/tests/cts/net/src/android/net/cts/DnsResolverTest.java b/tests/cts/net/src/android/net/cts/DnsResolverTest.java
index 9ff0f2f..752891f 100644
--- a/tests/cts/net/src/android/net/cts/DnsResolverTest.java
+++ b/tests/cts/net/src/android/net/cts/DnsResolverTest.java
@@ -23,6 +23,7 @@
 import static android.net.DnsResolver.TYPE_AAAA;
 import static android.net.NetworkCapabilities.TRANSPORT_CELLULAR;
 import static android.net.cts.util.CtsNetUtils.TestNetworkCallback;
+import static android.provider.DeviceConfig.NAMESPACE_CONNECTIVITY;
 import static android.system.OsConstants.ETIMEDOUT;
 
 import static com.android.testutils.DevSdkIgnoreRuleKt.SC_V2;
@@ -59,11 +60,14 @@
 import com.android.net.module.util.DnsPacket;
 import com.android.testutils.DevSdkIgnoreRule;
 import com.android.testutils.DevSdkIgnoreRule.IgnoreUpTo;
+import com.android.testutils.DeviceConfigRule;
 import com.android.testutils.DnsResolverModuleTest;
 import com.android.testutils.SkipPresubmit;
 
 import org.junit.After;
 import org.junit.Before;
+import org.junit.BeforeClass;
+import org.junit.ClassRule;
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -80,6 +84,8 @@
 @AppModeFull(reason = "WRITE_SECURE_SETTINGS permission can't be granted to instant apps")
 @RunWith(AndroidJUnit4.class)
 public class DnsResolverTest {
+    @ClassRule
+    public static final DeviceConfigRule DEVICE_CONFIG_CLASS_RULE = new DeviceConfigRule();
     @Rule
     public final DevSdkIgnoreRule ignoreRule = new DevSdkIgnoreRule();
 
@@ -123,6 +129,20 @@
 
     private TestNetworkCallback mWifiRequestCallback = null;
 
+    /**
+     * @see BeforeClass
+     */
+    @BeforeClass
+    public static void beforeClass() throws Exception {
+        // Use async private DNS resolution to avoid flakes due to races applying the setting
+        DEVICE_CONFIG_CLASS_RULE.setConfig(NAMESPACE_CONNECTIVITY,
+                "networkmonitor_async_privdns_resolution", "1");
+        // Make sure NetworkMonitor is restarted before and after the test so the flag is applied
+        // and cleaned up.
+        maybeToggleWifiAndCell();
+        DEVICE_CONFIG_CLASS_RULE.runAfterNextCleanup(DnsResolverTest::maybeToggleWifiAndCell);
+    }
+
     @Before
     public void setUp() throws Exception {
         mContext = InstrumentationRegistry.getContext();
@@ -144,6 +164,12 @@
         }
     }
 
+    private static void maybeToggleWifiAndCell() throws Exception {
+        final CtsNetUtils utils = new CtsNetUtils(InstrumentationRegistry.getContext());
+        utils.reconnectWifiIfSupported();
+        utils.reconnectCellIfSupported();
+    }
+
     private static String byteArrayToHexString(byte[] bytes) {
         char[] hexChars = new char[bytes.length * 2];
         for (int i = 0; i < bytes.length; ++i) {
diff --git a/tests/cts/net/src/android/net/cts/MultinetworkApiTest.java b/tests/cts/net/src/android/net/cts/MultinetworkApiTest.java
index 17a9ca2..bca18f5 100644
--- a/tests/cts/net/src/android/net/cts/MultinetworkApiTest.java
+++ b/tests/cts/net/src/android/net/cts/MultinetworkApiTest.java
@@ -17,6 +17,12 @@
 package android.net.cts;
 
 import static android.net.NetworkCapabilities.TRANSPORT_CELLULAR;
+import static android.provider.DeviceConfig.NAMESPACE_CONNECTIVITY;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.fail;
 
 import android.content.ContentResolver;
 import android.content.Context;
@@ -28,9 +34,21 @@
 import android.platform.test.annotations.AppModeFull;
 import android.system.ErrnoException;
 import android.system.OsConstants;
-import android.test.AndroidTestCase;
 
-public class MultinetworkApiTest extends AndroidTestCase {
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+import androidx.test.platform.app.InstrumentationRegistry;
+
+import com.android.testutils.DeviceConfigRule;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+@RunWith(AndroidJUnit4.class)
+public class MultinetworkApiTest {
+    @Rule
+    public final DeviceConfigRule mDeviceConfigRule = new DeviceConfigRule();
 
     static {
         System.loadLibrary("nativemultinetwork_jni");
@@ -58,20 +76,17 @@
     private CtsNetUtils mCtsNetUtils;
     private String mOldMode;
     private String mOldDnsSpecifier;
+    private Context mContext;
 
-    @Override
-    protected void setUp() throws Exception {
-        super.setUp();
-        mCM = (ConnectivityManager) getContext().getSystemService(Context.CONNECTIVITY_SERVICE);
-        mCR = getContext().getContentResolver();
-        mCtsNetUtils = new CtsNetUtils(getContext());
+    @Before
+    public void setUp() throws Exception {
+        mContext = InstrumentationRegistry.getInstrumentation().getContext();
+        mCM = mContext.getSystemService(ConnectivityManager.class);
+        mCR = mContext.getContentResolver();
+        mCtsNetUtils = new CtsNetUtils(mContext);
     }
 
-    @Override
-    protected void tearDown() throws Exception {
-        super.tearDown();
-    }
-
+    @Test
     public void testGetaddrinfo() throws ErrnoException {
         for (Network network : mCtsNetUtils.getTestableNetworks()) {
             int errno = runGetaddrinfoCheck(network.getNetworkHandle());
@@ -82,6 +97,7 @@
         }
     }
 
+    @Test
     @AppModeFull(reason = "CHANGE_NETWORK_STATE permission can't be granted to instant apps")
     public void testSetprocnetwork() throws ErrnoException {
         // Hopefully no prior test in this process space has set a default network.
@@ -125,6 +141,7 @@
         }
     }
 
+    @Test
     @AppModeFull(reason = "CHANGE_NETWORK_STATE permission can't be granted to instant apps")
     public void testSetsocknetwork() throws ErrnoException {
         for (Network network : mCtsNetUtils.getTestableNetworks()) {
@@ -136,6 +153,7 @@
         }
     }
 
+    @Test
     public void testNativeDatagramTransmission() throws ErrnoException {
         for (Network network : mCtsNetUtils.getTestableNetworks()) {
             int errno = runDatagramCheck(network.getNetworkHandle());
@@ -146,6 +164,7 @@
         }
     }
 
+    @Test
     public void testNoSuchNetwork() {
         final Network eNoNet = new Network(54321);
         assertNull(mCM.getNetworkInfo(eNoNet));
@@ -158,6 +177,7 @@
         // assertEquals(-OsConstants.ENONET, runGetaddrinfoCheck(eNoNetHandle));
     }
 
+    @Test
     public void testNetworkHandle() {
         // Test Network -> NetworkHandle -> Network results in the same Network.
         for (Network network : mCtsNetUtils.getTestableNetworks()) {
@@ -181,6 +201,7 @@
         } catch (IllegalArgumentException e) {}
     }
 
+    @Test
     public void testResNApi() throws Exception {
         final Network[] testNetworks = mCtsNetUtils.getTestableNetworks();
 
@@ -201,9 +222,21 @@
         }
     }
 
+    @Test
     @AppModeFull(reason = "WRITE_SECURE_SETTINGS permission can't be granted to instant apps")
-    public void testResNApiNXDomainPrivateDns() throws InterruptedException {
+    public void testResNApiNXDomainPrivateDns() throws Exception {
+        // Use async private DNS resolution to avoid flakes due to races applying the setting
+        mDeviceConfigRule.setConfig(NAMESPACE_CONNECTIVITY,
+                "networkmonitor_async_privdns_resolution", "1");
+        mCtsNetUtils.reconnectWifiIfSupported();
+        mCtsNetUtils.reconnectCellIfSupported();
+
         mCtsNetUtils.storePrivateDnsSetting();
+
+        mDeviceConfigRule.runAfterNextCleanup(() -> {
+            mCtsNetUtils.reconnectWifiIfSupported();
+            mCtsNetUtils.reconnectCellIfSupported();
+        });
         // Enable private DNS strict mode and set server to dns.google before doing NxDomain test.
         // b/144521720
         try {
diff --git a/tests/cts/net/src/android/net/cts/NetworkRequestTest.java b/tests/cts/net/src/android/net/cts/NetworkRequestTest.java
index 594f3fb..6ec4e62 100644
--- a/tests/cts/net/src/android/net/cts/NetworkRequestTest.java
+++ b/tests/cts/net/src/android/net/cts/NetworkRequestTest.java
@@ -32,6 +32,8 @@
 
 import static com.android.testutils.DevSdkIgnoreRuleKt.VANILLA_ICE_CREAM;
 
+import static com.google.common.truth.Truth.assertThat;
+
 import static junit.framework.Assert.fail;
 
 import static org.junit.Assert.assertArrayEquals;
@@ -62,6 +64,7 @@
 import com.android.networkstack.apishim.NetworkRequestShimImpl;
 import com.android.networkstack.apishim.common.NetworkRequestShim;
 import com.android.networkstack.apishim.common.UnsupportedApiLevelException;
+import com.android.testutils.ConnectivityModuleTest;
 import com.android.testutils.DevSdkIgnoreRule;
 import com.android.testutils.DevSdkIgnoreRule.IgnoreUpTo;
 
@@ -72,6 +75,7 @@
 import java.util.Set;
 
 @RunWith(AndroidJUnit4.class)
+@ConnectivityModuleTest
 public class NetworkRequestTest {
     @Rule
     public final DevSdkIgnoreRule ignoreRule = new DevSdkIgnoreRule();
@@ -173,6 +177,20 @@
     }
 
     @Test
+    @IgnoreUpTo(Build.VERSION_CODES.S)
+    public void testSubscriptionIds() {
+        int[] subIds = {1, 2};
+        assertTrue(
+                new NetworkRequest.Builder().build()
+                        .getSubscriptionIds().isEmpty());
+        assertThat(new NetworkRequest.Builder()
+                .setSubscriptionIds(Set.of(subIds[0], subIds[1]))
+                .build()
+                .getSubscriptionIds())
+                .containsExactly(subIds[0], subIds[1]);
+    }
+
+    @Test
     @IgnoreUpTo(Build.VERSION_CODES.Q)
     public void testRequestorPackageName() {
         assertNull(new NetworkRequest.Builder().build().getRequestorPackageName());
diff --git a/tests/cts/net/src/android/net/cts/NsdManagerTest.kt b/tests/cts/net/src/android/net/cts/NsdManagerTest.kt
index 8d525e4..ce2c2c1 100644
--- a/tests/cts/net/src/android/net/cts/NsdManagerTest.kt
+++ b/tests/cts/net/src/android/net/cts/NsdManagerTest.kt
@@ -114,7 +114,6 @@
 import kotlin.math.min
 import kotlin.test.assertEquals
 import kotlin.test.assertFailsWith
-import kotlin.test.assertNotEquals
 import kotlin.test.assertNotNull
 import kotlin.test.assertNull
 import kotlin.test.fail
@@ -127,7 +126,6 @@
 import org.junit.Rule
 import org.junit.Test
 import org.junit.runner.RunWith
-import kotlin.test.assertNotEquals
 
 private const val TAG = "NsdManagerTest"
 private const val TIMEOUT_MS = 2000L
@@ -686,6 +684,48 @@
         }
     }
 
+    @Test
+    fun testRegisterService_twoServicesWithSameNameButDifferentTypes_registeredAndDiscoverable() {
+        val si1 = NsdServiceInfo().also {
+            it.network = testNetwork1.network
+            it.serviceName = serviceName
+            it.serviceType = serviceType
+            it.port = TEST_PORT
+        }
+        val si2 = NsdServiceInfo().also {
+            it.network = testNetwork1.network
+            it.serviceName = serviceName
+            it.serviceType = serviceType2
+            it.port = TEST_PORT + 1
+        }
+        val registrationRecord1 = NsdRegistrationRecord()
+        val registrationRecord2 = NsdRegistrationRecord()
+        val discoveryRecord1 = NsdDiscoveryRecord()
+        val discoveryRecord2 = NsdDiscoveryRecord()
+        tryTest {
+            registerService(registrationRecord1, si1)
+            registerService(registrationRecord2, si2)
+
+            nsdManager.discoverServices(serviceType,
+                    NsdManager.PROTOCOL_DNS_SD,
+                    testNetwork1.network, Executor { it.run() }, discoveryRecord1)
+            nsdManager.discoverServices(serviceType2,
+                    NsdManager.PROTOCOL_DNS_SD,
+                    testNetwork1.network, Executor { it.run() }, discoveryRecord2)
+
+            discoveryRecord1.waitForServiceDiscovered(serviceName, serviceType,
+                    testNetwork1.network)
+            discoveryRecord2.waitForServiceDiscovered(serviceName, serviceType2,
+                    testNetwork1.network)
+        } cleanupStep {
+            nsdManager.stopServiceDiscovery(discoveryRecord1)
+            nsdManager.stopServiceDiscovery(discoveryRecord2)
+        } cleanup {
+            nsdManager.unregisterService(registrationRecord1)
+            nsdManager.unregisterService(registrationRecord2)
+        }
+    }
+
     fun checkOffloadServiceInfo(serviceInfo: OffloadServiceInfo, si: NsdServiceInfo) {
         val expectedServiceType = si.serviceType.split(",")[0]
         assertEquals(si.serviceName, serviceInfo.key.serviceName)
@@ -1108,6 +1148,51 @@
     }
 
     @Test
+    fun testSubtypeAdvertisingAndDiscovery_nonAlphanumericalSubtypes() {
+        // All non-alphanumerical characters between 0x20 and 0x7e, with a leading underscore
+        val nonAlphanumSubtype = "_ !\"#\$%&'()*+-/:;<=>?@[\\]^_`{|}"
+        // Test both legacy syntax and the subtypes setter, on different networks
+        val si1 = makeTestServiceInfo(network = testNetwork1.network).apply {
+            serviceType = "$serviceType,_test1,$nonAlphanumSubtype"
+        }
+        val si2 = makeTestServiceInfo(network = testNetwork2.network).apply {
+            subtypes = setOf("_test2", nonAlphanumSubtype)
+        }
+
+        val registrationRecord1 = NsdRegistrationRecord()
+        val registrationRecord2 = NsdRegistrationRecord()
+        val subtypeDiscoveryRecord1 = NsdDiscoveryRecord()
+        val subtypeDiscoveryRecord2 = NsdDiscoveryRecord()
+        tryTest {
+            registerService(registrationRecord1, si1)
+            registerService(registrationRecord2, si2)
+            nsdManager.discoverServices(DiscoveryRequest.Builder(serviceType)
+                .setSubtype(nonAlphanumSubtype)
+                .setNetwork(testNetwork1.network)
+                .build(), { it.run() }, subtypeDiscoveryRecord1)
+            nsdManager.discoverServices("$nonAlphanumSubtype.$serviceType",
+                NsdManager.PROTOCOL_DNS_SD, testNetwork2.network, { it.run() },
+                subtypeDiscoveryRecord2)
+
+            val discoveredInfo1 = subtypeDiscoveryRecord1.waitForServiceDiscovered(serviceName,
+                serviceType, testNetwork1.network)
+            val discoveredInfo2 = subtypeDiscoveryRecord2.waitForServiceDiscovered(serviceName,
+                serviceType, testNetwork2.network)
+            assertTrue(discoveredInfo1.subtypes.contains(nonAlphanumSubtype))
+            assertTrue(discoveredInfo2.subtypes.contains(nonAlphanumSubtype))
+        } cleanupStep {
+            nsdManager.stopServiceDiscovery(subtypeDiscoveryRecord1)
+            subtypeDiscoveryRecord1.expectCallback<DiscoveryStopped>()
+        } cleanupStep {
+            nsdManager.stopServiceDiscovery(subtypeDiscoveryRecord2)
+            subtypeDiscoveryRecord2.expectCallback<DiscoveryStopped>()
+        } cleanup {
+            nsdManager.unregisterService(registrationRecord1)
+            nsdManager.unregisterService(registrationRecord2)
+        }
+    }
+
+    @Test
     fun testSubtypeDiscovery_typeMatchButSubtypeNotMatch_notDiscovered() {
         val si1 = makeTestServiceInfo(network = testNetwork1.network).apply {
             serviceType += ",_subtype1"
diff --git a/tests/cts/net/src/android/net/cts/OffloadServiceInfoTest.kt b/tests/cts/net/src/android/net/cts/OffloadServiceInfoTest.kt
new file mode 100644
index 0000000..36de4f2
--- /dev/null
+++ b/tests/cts/net/src/android/net/cts/OffloadServiceInfoTest.kt
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.net.cts
+
+import android.net.nsd.OffloadEngine.OFFLOAD_TYPE_FILTER_QUERIES
+import android.net.nsd.OffloadServiceInfo
+import android.os.Build
+import androidx.test.filters.SmallTest
+import com.android.testutils.ConnectivityModuleTest
+import com.android.testutils.DevSdkIgnoreRule.IgnoreUpTo
+import com.android.testutils.DevSdkIgnoreRunner
+import kotlin.test.assertContentEquals
+import kotlin.test.assertEquals
+import org.junit.Test
+import org.junit.runner.RunWith
+
+/** CTS tests for {@link OffloadServiceInfo}. */
+@IgnoreUpTo(Build.VERSION_CODES.S_V2)
+@RunWith(DevSdkIgnoreRunner::class)
+@SmallTest
+@ConnectivityModuleTest
+class OffloadServiceInfoTest {
+    @Test
+    fun testCreateOffloadServiceInfo() {
+        val offloadServiceInfo = OffloadServiceInfo(
+            OffloadServiceInfo.Key("_testService", "_testType"),
+            listOf("_sub1", "_sub2"),
+            "Android.local",
+            byteArrayOf(0x1, 0x2, 0x3),
+            1 /* priority */,
+            OFFLOAD_TYPE_FILTER_QUERIES.toLong()
+        )
+
+        assertEquals(OffloadServiceInfo.Key("_testService", "_testType"), offloadServiceInfo.key)
+        assertEquals(listOf("_sub1", "_sub2"), offloadServiceInfo.subtypes)
+        assertEquals("Android.local", offloadServiceInfo.hostname)
+        assertContentEquals(byteArrayOf(0x1, 0x2, 0x3), offloadServiceInfo.offloadPayload)
+        assertEquals(1, offloadServiceInfo.priority)
+        assertEquals(OFFLOAD_TYPE_FILTER_QUERIES.toLong(), offloadServiceInfo.offloadType)
+    }
+}
diff --git a/tests/cts/net/util/Android.bp b/tests/cts/net/util/Android.bp
index fffd30f..644634b 100644
--- a/tests/cts/net/util/Android.bp
+++ b/tests/cts/net/util/Android.bp
@@ -16,12 +16,16 @@
 
 // Common utilities for cts net tests.
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
 java_library {
     name: "cts-net-utils",
-    srcs: ["java/**/*.java", "java/**/*.kt"],
+    srcs: [
+        "java/**/*.java",
+        "java/**/*.kt",
+    ],
     static_libs: [
         "compatibility-device-util-axt",
         "junit",
diff --git a/tests/cts/netpermission/internetpermission/Android.bp b/tests/cts/netpermission/internetpermission/Android.bp
index 5314396..7d5ca2f 100644
--- a/tests/cts/netpermission/internetpermission/Android.bp
+++ b/tests/cts/netpermission/internetpermission/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/tests/cts/netpermission/updatestatspermission/Android.bp b/tests/cts/netpermission/updatestatspermission/Android.bp
index 40474db..2fde1ce 100644
--- a/tests/cts/netpermission/updatestatspermission/Android.bp
+++ b/tests/cts/netpermission/updatestatspermission/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/tests/cts/tethering/Android.bp b/tests/cts/tethering/Android.bp
index 4284f56..3928961 100644
--- a/tests/cts/tethering/Android.bp
+++ b/tests/cts/tethering/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/tests/cts/tethering/src/android/tethering/cts/TetheringManagerTest.java b/tests/cts/tethering/src/android/tethering/cts/TetheringManagerTest.java
index 274596f..81608f7 100644
--- a/tests/cts/tethering/src/android/tethering/cts/TetheringManagerTest.java
+++ b/tests/cts/tethering/src/android/tethering/cts/TetheringManagerTest.java
@@ -71,6 +71,8 @@
 import androidx.test.InstrumentationRegistry;
 import androidx.test.runner.AndroidJUnit4;
 
+import com.android.testutils.ParcelUtils;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
@@ -236,6 +238,26 @@
     }
 
     @Test
+    public void testTetheringRequestParcelable() {
+        final LinkAddress localAddr = new LinkAddress("192.168.24.5/24");
+        final LinkAddress clientAddr = new LinkAddress("192.168.24.100/24");
+        final TetheringRequest unparceled = new TetheringRequest.Builder(TETHERING_USB)
+                .setStaticIpv4Addresses(localAddr, clientAddr)
+                .setExemptFromEntitlementCheck(true)
+                .setShouldShowEntitlementUi(false).build();
+        final TetheringRequest parceled = ParcelUtils.parcelingRoundTrip(unparceled);
+        assertEquals(unparceled.getTetheringType(), parceled.getTetheringType());
+        assertEquals(unparceled.getConnectivityScope(), parceled.getConnectivityScope());
+        assertEquals(unparceled.getLocalIpv4Address(), parceled.getLocalIpv4Address());
+        assertEquals(unparceled.getClientStaticIpv4Address(),
+                parceled.getClientStaticIpv4Address());
+        assertEquals(unparceled.isExemptFromEntitlementCheck(),
+                parceled.isExemptFromEntitlementCheck());
+        assertEquals(unparceled.getShouldShowEntitlementUi(),
+                parceled.getShouldShowEntitlementUi());
+    }
+
+    @Test
     public void testRegisterTetheringEventCallback() throws Exception {
         final TestTetheringEventCallback tetherEventCallback =
                 mCtsTetheringUtils.registerTetheringEventCallback();
diff --git a/tests/deflake/Android.bp b/tests/deflake/Android.bp
index 8205f1c..726e504 100644
--- a/tests/deflake/Android.bp
+++ b/tests/deflake/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     // See: http://go/android-license-faq
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
diff --git a/tests/integration/Android.bp b/tests/integration/Android.bp
index f705e34..349529dd 100644
--- a/tests/integration/Android.bp
+++ b/tests/integration/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     // See: http://go/android-license-faq
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
@@ -74,7 +75,10 @@
 java_library {
     name: "frameworks-net-integration-testutils",
     defaults: ["framework-connectivity-test-defaults"],
-    srcs: ["util/**/*.java", "util/**/*.kt"],
+    srcs: [
+        "util/**/*.java",
+        "util/**/*.kt",
+    ],
     static_libs: [
         "androidx.annotation_annotation",
         "androidx.test.rules",
diff --git a/tests/integration/src/com/android/server/net/integrationtests/ConnectivityServiceIntegrationTest.kt b/tests/integration/src/com/android/server/net/integrationtests/ConnectivityServiceIntegrationTest.kt
index 9b1bf6e..361d68c 100644
--- a/tests/integration/src/com/android/server/net/integrationtests/ConnectivityServiceIntegrationTest.kt
+++ b/tests/integration/src/com/android/server/net/integrationtests/ConnectivityServiceIntegrationTest.kt
@@ -60,6 +60,7 @@
 import com.android.server.connectivity.MockableSystemProperties
 import com.android.server.connectivity.MultinetworkPolicyTracker
 import com.android.server.connectivity.ProxyTracker
+import com.android.server.connectivity.SatelliteAccessController
 import com.android.testutils.DevSdkIgnoreRunner
 import com.android.testutils.DeviceInfoUtils
 import com.android.testutils.RecorderCallback.CallbackEntry.LinkPropertiesChanged
@@ -86,6 +87,8 @@
 import org.mockito.Mockito.mock
 import org.mockito.MockitoAnnotations
 import org.mockito.Spy
+import java.util.function.Consumer
+import java.util.function.BiConsumer
 
 const val SERVICE_BIND_TIMEOUT_MS = 5_000L
 const val TEST_TIMEOUT_MS = 10_000L
@@ -240,15 +243,25 @@
 
         override fun makeCarrierPrivilegeAuthenticator(
             context: Context,
-            tm: TelephonyManager
+            tm: TelephonyManager,
+            requestRestrictedWifiEnabled: Boolean,
+            listener: BiConsumer<Int, Int>
         ): CarrierPrivilegeAuthenticator {
             return CarrierPrivilegeAuthenticator(context,
                 object : CarrierPrivilegeAuthenticator.Dependencies() {
                     override fun makeHandlerThread(): HandlerThread =
                         super.makeHandlerThread().also { handlerThreads.add(it) }
                 },
-                tm, TelephonyManagerShimImpl.newInstance(tm))
+                tm, TelephonyManagerShimImpl.newInstance(tm),
+                requestRestrictedWifiEnabled, listener)
         }
+
+        override fun makeSatelliteAccessController(
+            context: Context,
+            updateSatellitePreferredUid: Consumer<MutableSet<Int>>?,
+            connectivityServiceInternalHandler: Handler
+        ): SatelliteAccessController? = mock(
+            SatelliteAccessController::class.java)
     }
 
     @After
diff --git a/tests/mts/Android.bp b/tests/mts/Android.bp
index 6425223..336be2e 100644
--- a/tests/mts/Android.bp
+++ b/tests/mts/Android.bp
@@ -14,6 +14,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -38,5 +39,5 @@
         "bpf_existence_test.cpp",
     ],
     compile_multilib: "first",
-    min_sdk_version: "30",  // Ensure test runs on R and above.
+    min_sdk_version: "30", // Ensure test runs on R and above.
 }
diff --git a/tests/native/connectivity_native_test/Android.bp b/tests/native/connectivity_native_test/Android.bp
index 8825aa4..2f66d17 100644
--- a/tests/native/connectivity_native_test/Android.bp
+++ b/tests/native/connectivity_native_test/Android.bp
@@ -1,4 +1,5 @@
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/tests/native/utilities/Android.bp b/tests/native/utilities/Android.bp
index 4706b3d..48a5414 100644
--- a/tests/native/utilities/Android.bp
+++ b/tests/native/utilities/Android.bp
@@ -14,14 +14,17 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
+// TODO: delete this as it is a cross-module api boundary violation
 cc_test_library {
     name: "libconnectivity_native_test_utils",
+    visibility: ["//packages/modules/DnsResolver/tests:__subpackages__"],
     defaults: [
         "netd_defaults",
-        "resolv_test_defaults"
+        "resolv_test_defaults",
     ],
     srcs: [
         "firewall.cpp",
diff --git a/tests/native/utilities/firewall.cpp b/tests/native/utilities/firewall.cpp
index 669b76a..34b4f07 100644
--- a/tests/native/utilities/firewall.cpp
+++ b/tests/native/utilities/firewall.cpp
@@ -60,10 +60,10 @@
     // iif should be non-zero if and only if match == MATCH_IIF
     if (match == IIF_MATCH && iif == 0) {
         return Errorf("Interface match {} must have nonzero interface index",
-                      static_cast<int>(match));
+                      static_cast<uint32_t>(match));
     } else if (match != IIF_MATCH && iif != 0) {
         return Errorf("Non-interface match {} must have zero interface index",
-                      static_cast<int>(match));
+                      static_cast<uint32_t>(match));
     }
 
     std::lock_guard guard(mMutex);
@@ -71,14 +71,14 @@
     if (oldMatch.ok()) {
         UidOwnerValue newMatch = {
                 .iif = iif ? iif : oldMatch.value().iif,
-                .rule = static_cast<uint8_t>(oldMatch.value().rule | match),
+                .rule = oldMatch.value().rule | match,
         };
         auto res = mUidOwnerMap.writeValue(uid, newMatch, BPF_ANY);
         if (!res.ok()) return Errorf("Failed to update rule: {}", res.error().message());
     } else {
         UidOwnerValue newMatch = {
                 .iif = iif,
-                .rule = static_cast<uint8_t>(match),
+                .rule = match,
         };
         auto res = mUidOwnerMap.writeValue(uid, newMatch, BPF_ANY);
         if (!res.ok()) return Errorf("Failed to add rule: {}", res.error().message());
@@ -93,7 +93,7 @@
 
     UidOwnerValue newMatch = {
             .iif = (match == IIF_MATCH) ? 0 : oldMatch.value().iif,
-            .rule = static_cast<uint8_t>(oldMatch.value().rule & ~match),
+            .rule = oldMatch.value().rule & ~match,
     };
     if (newMatch.rule == 0) {
         auto res = mUidOwnerMap.deleteValue(uid);
diff --git a/tests/smoketest/Android.bp b/tests/smoketest/Android.bp
index 4ab24fc..121efa1 100644
--- a/tests/smoketest/Android.bp
+++ b/tests/smoketest/Android.bp
@@ -10,6 +10,7 @@
 // TODO: remove this hack when there is a better solution for jni_libs that includes
 // dependent libraries.
 package {
+    default_team: "trendy_team_fwk_core_networking",
     // See: http://go/android-license-faq
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
diff --git a/tests/unit/Android.bp b/tests/unit/Android.bp
index 8b286a0..4a1298f 100644
--- a/tests/unit/Android.bp
+++ b/tests/unit/Android.bp
@@ -2,6 +2,7 @@
 // Build FrameworksNetTests package
 //########################################################################
 package {
+    default_team: "trendy_team_fwk_core_networking",
     // See: http://go/android-license-faq
     // A large-scale-change added 'default_applicable_licenses' to import
     // all of the 'license_kinds' from "Android-Apache-2.0"
@@ -73,7 +74,7 @@
         "java/com/android/server/connectivity/NetdEventListenerServiceTest.java",
         "java/com/android/server/connectivity/VpnTest.java",
         "java/com/android/server/net/ipmemorystore/*.java",
-    ]
+    ],
 }
 
 // Subset of services-core used to by ConnectivityService tests to test VPN realistically.
@@ -115,7 +116,7 @@
         "service-connectivity-tiramisu-pre-jarjar",
         "services.core-vpn",
         "testables",
-        "cts-net-utils"
+        "cts-net-utils",
     ],
     libs: [
         "android.net.ipsec.ike.stubs.module_lib",
diff --git a/tests/unit/java/android/net/util/KeepaliveUtilsTest.kt b/tests/unit/java/android/net/util/KeepaliveUtilsTest.kt
index cb3a315..470274d 100644
--- a/tests/unit/java/android/net/util/KeepaliveUtilsTest.kt
+++ b/tests/unit/java/android/net/util/KeepaliveUtilsTest.kt
@@ -95,11 +95,11 @@
 
         // Check resource with invalid transport type.
         assertRunWithException(arrayOf("-1,3"))
-        assertRunWithException(arrayOf("10,3"))
+        assertRunWithException(arrayOf("11,3"))
 
         // Check valid customization generates expected array.
         val validRes = arrayOf("0,3", "1,0", "4,4")
-        val expectedValidRes = intArrayOf(3, 0, 0, 0, 4, 0, 0, 0, 0, 0)
+        val expectedValidRes = intArrayOf(3, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0)
 
         val mockContext = getMockedContextWithStringArrayRes(
                 R.array.config_networkSupportedKeepaliveCount,
diff --git a/tests/unit/java/com/android/server/ConnectivityServiceTest.java b/tests/unit/java/com/android/server/ConnectivityServiceTest.java
index 7f821dd..c534025 100755
--- a/tests/unit/java/com/android/server/ConnectivityServiceTest.java
+++ b/tests/unit/java/com/android/server/ConnectivityServiceTest.java
@@ -157,6 +157,7 @@
 import static android.telephony.DataConnectionRealTimeInfo.DC_POWER_STATE_HIGH;
 import static android.telephony.DataConnectionRealTimeInfo.DC_POWER_STATE_LOW;
 
+import static com.android.server.ConnectivityService.ALLOW_SATALLITE_NETWORK_FALLBACK;
 import static com.android.server.ConnectivityService.DELAY_DESTROY_FROZEN_SOCKETS_VERSION;
 import static com.android.net.module.util.DeviceConfigUtils.TETHERING_MODULE_NAME;
 import static com.android.server.ConnectivityService.ALLOW_SYSUI_CONNECTIVITY_REPORTS;
@@ -420,6 +421,7 @@
 import com.android.server.connectivity.NetworkNotificationManager.NotificationType;
 import com.android.server.connectivity.ProxyTracker;
 import com.android.server.connectivity.QosCallbackTracker;
+import com.android.server.connectivity.SatelliteAccessController;
 import com.android.server.connectivity.TcpKeepaliveController;
 import com.android.server.connectivity.UidRangeUtils;
 import com.android.server.connectivity.VpnProfileStore;
@@ -485,6 +487,7 @@
 import java.util.concurrent.TimeoutException;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.concurrent.atomic.AtomicReference;
+import java.util.function.BiConsumer;
 import java.util.function.Consumer;
 import java.util.function.Predicate;
 import java.util.function.Supplier;
@@ -523,7 +526,7 @@
     // between a LOST callback that arrives immediately and a LOST callback that arrives after
     // the linger/nascent timeout. For this, our assertions should run fast enough to leave
     // less than (mService.mLingerDelayMs - TEST_CALLBACK_TIMEOUT_MS) between the time callbacks are
-    // supposedly fired, and the time we call expectCallback.
+    // supposedly fired, and the time we call expectCapChanged.
     private static final int TEST_CALLBACK_TIMEOUT_MS = 250;
     // Chosen to be less than TEST_CALLBACK_TIMEOUT_MS. This ensures that requests have time to
     // complete before callbacks are verified.
@@ -562,6 +565,7 @@
     private static final int TEST_PACKAGE_UID2 = 321;
     private static final int TEST_PACKAGE_UID3 = 456;
     private static final int NETWORK_ACTIVITY_NO_UID = -1;
+    private static final int TEST_SUBSCRIPTION_ID = 1;
 
     private static final int PACKET_WAKEUP_MARK_MASK = 0x80000000;
 
@@ -641,6 +645,7 @@
     @Mock DestroySocketsWrapper mDestroySocketsWrapper;
     @Mock SubscriptionManager mSubscriptionManager;
     @Mock KeepaliveTracker.Dependencies mMockKeepaliveTrackerDependencies;
+    @Mock SatelliteAccessController mSatelliteAccessController;
 
     // BatteryStatsManager is final and cannot be mocked with regular mockito, so just mock the
     // underlying binder calls.
@@ -2053,11 +2058,21 @@
         @Override
         public CarrierPrivilegeAuthenticator makeCarrierPrivilegeAuthenticator(
                 @NonNull final Context context,
-                @NonNull final TelephonyManager tm) {
+                @NonNull final TelephonyManager tm,
+                final boolean requestRestrictedWifiEnabled,
+                BiConsumer<Integer, Integer> listener) {
             return mDeps.isAtLeastT() ? mCarrierPrivilegeAuthenticator : null;
         }
 
         @Override
+        public SatelliteAccessController makeSatelliteAccessController(
+                @NonNull final Context context,
+                Consumer<Set<Integer>> updateSatelliteNetworkFallbackUidCallback,
+                @NonNull final Handler connectivityServiceInternalHandler) {
+            return mSatelliteAccessController;
+        }
+
+        @Override
         public boolean intentFilterEquals(final PendingIntent a, final PendingIntent b) {
             return runAsShell(GET_INTENT_SENDER_INTENT, () -> a.intentFilterEquals(b));
         }
@@ -2147,6 +2162,8 @@
                 case ConnectivityFlags.NO_REMATCH_ALL_REQUESTS_ON_REGISTER:
                 case ConnectivityFlags.CARRIER_SERVICE_CHANGED_USE_CALLBACK:
                     return true;
+                case ConnectivityFlags.REQUEST_RESTRICTED_WIFI:
+                    return true;
                 case KEY_DESTROY_FROZEN_SOCKETS_VERSION:
                     return true;
                 case DELAY_DESTROY_FROZEN_SOCKETS_VERSION:
@@ -2163,6 +2180,8 @@
                     return true;
                 case LOG_BPF_RC:
                     return true;
+                case ALLOW_SATALLITE_NETWORK_FALLBACK:
+                    return true;
                 default:
                     return super.isFeatureNotChickenedOut(context, name);
             }
@@ -11468,7 +11487,7 @@
         doTestInterfaceClassActivityChanged(TRANSPORT_CELLULAR);
     }
 
-    private void doTestOnNetworkActive_NewNetworkConnects(int transportType, boolean expectCallback)
+    private void doTestOnNetworkActive_NewNetworkConnects(int transportType, boolean expectCapChanged)
             throws Exception {
         final ConditionVariable onNetworkActiveCv = new ConditionVariable();
         final ConnectivityManager.OnNetworkActiveListener listener = onNetworkActiveCv::open;
@@ -11480,7 +11499,7 @@
         testAndCleanup(() -> {
             mCm.addDefaultNetworkActiveListener(listener);
             agent.connect(true);
-            if (expectCallback) {
+            if (expectCapChanged) {
                 assertTrue(onNetworkActiveCv.block(TEST_CALLBACK_TIMEOUT_MS));
             } else {
                 assertFalse(onNetworkActiveCv.block(TEST_CALLBACK_TIMEOUT_MS));
@@ -11495,7 +11514,7 @@
 
     @Test
     public void testOnNetworkActive_NewCellConnects_CallbackCalled() throws Exception {
-        doTestOnNetworkActive_NewNetworkConnects(TRANSPORT_CELLULAR, true /* expectCallback */);
+        doTestOnNetworkActive_NewNetworkConnects(TRANSPORT_CELLULAR, true /* expectCapChanged */);
     }
 
     @Test
@@ -11504,8 +11523,8 @@
         // networks that tracker adds the idle timer to. And the tracker does not set the idle timer
         // for the ethernet network.
         // So onNetworkActive is not called when the ethernet becomes the default network
-        final boolean expectCallback = mDeps.isAtLeastV();
-        doTestOnNetworkActive_NewNetworkConnects(TRANSPORT_ETHERNET, expectCallback);
+        final boolean expectCapChanged = mDeps.isAtLeastV();
+        doTestOnNetworkActive_NewNetworkConnects(TRANSPORT_ETHERNET, expectCapChanged);
     }
 
     @Test
@@ -12929,7 +12948,7 @@
         mServiceContext.setPermission(NETWORK_STACK, PERMISSION_GRANTED);
         assertTrue(
                 "NetworkStack permission not applied",
-                mService.checkConnectivityDiagnosticsPermissions(
+                mService.hasConnectivityDiagnosticsPermissions(
                         Process.myPid(), Process.myUid(), naiWithoutUid,
                         mContext.getOpPackageName()));
     }
@@ -12941,7 +12960,7 @@
         mServiceContext.setPermission(STATUS_BAR_SERVICE, PERMISSION_GRANTED);
         assertTrue(
                 "SysUi permission (STATUS_BAR_SERVICE) not applied",
-                mService.checkConnectivityDiagnosticsPermissions(
+                mService.hasConnectivityDiagnosticsPermissions(
                         Process.myPid(), Process.myUid(), naiWithoutUid,
                         mContext.getOpPackageName()));
     }
@@ -12958,7 +12977,7 @@
 
         assertFalse(
                 "Mismatched uid/package name should not pass the location permission check",
-                mService.checkConnectivityDiagnosticsPermissions(
+                mService.hasConnectivityDiagnosticsPermissions(
                         Process.myPid() + 1, wrongUid, naiWithUid, mContext.getOpPackageName()));
     }
 
@@ -12969,7 +12988,7 @@
         assertEquals(
                 "Unexpected ConnDiags permission",
                 expectPermission,
-                mService.checkConnectivityDiagnosticsPermissions(
+                mService.hasConnectivityDiagnosticsPermissions(
                         Process.myPid(), Process.myUid(), info, mContext.getOpPackageName()));
     }
 
@@ -13011,7 +13030,7 @@
         waitForIdle();
         assertTrue(
                 "Active VPN permission not applied",
-                mService.checkConnectivityDiagnosticsPermissions(
+                mService.hasConnectivityDiagnosticsPermissions(
                         Process.myPid(), Process.myUid(), naiWithoutUid,
                         mContext.getOpPackageName()));
 
@@ -13019,7 +13038,7 @@
         waitForIdle();
         assertFalse(
                 "VPN shouldn't receive callback on non-underlying network",
-                mService.checkConnectivityDiagnosticsPermissions(
+                mService.hasConnectivityDiagnosticsPermissions(
                         Process.myPid(), Process.myUid(), naiWithoutUid,
                         mContext.getOpPackageName()));
     }
@@ -13036,7 +13055,7 @@
 
         assertTrue(
                 "NetworkCapabilities administrator uid permission not applied",
-                mService.checkConnectivityDiagnosticsPermissions(
+                mService.hasConnectivityDiagnosticsPermissions(
                         Process.myPid(), Process.myUid(), naiWithUid, mContext.getOpPackageName()));
     }
 
@@ -13054,7 +13073,7 @@
         // Use wrong pid and uid
         assertFalse(
                 "Permissions allowed when they shouldn't be granted",
-                mService.checkConnectivityDiagnosticsPermissions(
+                mService.hasConnectivityDiagnosticsPermissions(
                         Process.myPid() + 1, Process.myUid() + 1, naiWithUid,
                         mContext.getOpPackageName()));
     }
@@ -17353,6 +17372,14 @@
                 .build();
     }
 
+    private NetworkRequest getRestrictedRequestForWifiWithSubIds() {
+        return new NetworkRequest.Builder()
+            .addTransportType(NetworkCapabilities.TRANSPORT_WIFI)
+            .removeCapability(NetworkCapabilities.NET_CAPABILITY_NOT_RESTRICTED)
+            .setSubscriptionIds(Collections.singleton(TEST_SUBSCRIPTION_ID))
+            .build();
+    }
+
     @Test
     public void testNetworkRequestWithSubIdsWithNetworkFactoryPermission() throws Exception {
         mServiceContext.setPermission(NETWORK_FACTORY, PERMISSION_GRANTED);
@@ -17386,6 +17413,141 @@
     }
 
     @Test
+    @IgnoreUpTo(Build.VERSION_CODES.TIRAMISU)
+    public void testCarrierConfigAppSendNetworkRequestForRestrictedWifi() throws Exception {
+        mServiceContext.setPermission(CONNECTIVITY_USE_RESTRICTED_NETWORKS, PERMISSION_DENIED);
+        doReturn(true).when(mCarrierPrivilegeAuthenticator)
+                .isCarrierServiceUidForNetworkCapabilities(anyInt(), any());
+        final PendingIntent pendingIntent = PendingIntent.getBroadcast(
+                mContext, 0 /* requestCode */, new Intent("a"), FLAG_IMMUTABLE);
+        final NetworkCallback networkCallback1 = new NetworkCallback();
+        final NetworkCallback networkCallback2 = new NetworkCallback();
+
+        mCm.requestNetwork(
+                getRestrictedRequestForWifiWithSubIds(), networkCallback1);
+        mCm.requestNetwork(
+                getRestrictedRequestForWifiWithSubIds(), pendingIntent);
+        mCm.registerNetworkCallback(
+                getRestrictedRequestForWifiWithSubIds(), networkCallback2);
+
+        mCm.unregisterNetworkCallback(networkCallback1);
+        mCm.releaseNetworkRequest(pendingIntent);
+        mCm.unregisterNetworkCallback(networkCallback2);
+    }
+
+    private void doTestNetworkRequestWithCarrierPrivilegesLost(
+            boolean shouldGrantRestrictedNetworkPermission,
+            int lostPrivilegeUid,
+            int lostPrivilegeSubId,
+            boolean expectUnavailable,
+            boolean expectCapChanged) throws Exception {
+        if (shouldGrantRestrictedNetworkPermission) {
+            mServiceContext.setPermission(CONNECTIVITY_USE_RESTRICTED_NETWORKS, PERMISSION_GRANTED);
+        } else {
+            mServiceContext.setPermission(CONNECTIVITY_USE_RESTRICTED_NETWORKS, PERMISSION_DENIED);
+        }
+
+        NetworkCapabilities filter =
+                getRestrictedRequestForWifiWithSubIds().networkCapabilities;
+        final HandlerThread handlerThread = new HandlerThread("testRestrictedFactoryRequests");
+        handlerThread.start();
+
+        final MockNetworkFactory testFactory = new MockNetworkFactory(handlerThread.getLooper(),
+                mServiceContext, "testFactory", filter, mCsHandlerThread);
+        testFactory.register();
+        testFactory.assertRequestCountEquals(0);
+
+        doReturn(true).when(mCarrierPrivilegeAuthenticator)
+                .isCarrierServiceUidForNetworkCapabilities(eq(Process.myUid()), any());
+        final TestNetworkCallback networkCallback = new TestNetworkCallback();
+        final NetworkRequest networkrequest =
+                getRestrictedRequestForWifiWithSubIds();
+        mCm.requestNetwork(networkrequest, networkCallback);
+        testFactory.expectRequestAdd();
+        testFactory.assertRequestCountEquals(1);
+
+        NetworkCapabilities nc = new NetworkCapabilities.Builder(filter)
+                .setAllowedUids(Set.of(Process.myUid()))
+                .build();
+        mWiFiAgent = new TestNetworkAgentWrapper(TRANSPORT_WIFI, new LinkProperties(), nc);
+        mWiFiAgent.connect(false);
+        networkCallback.expectAvailableCallbacksUnvalidated(mWiFiAgent);
+        final NetworkAgentInfo nai = mService.getNetworkAgentInfoForNetwork(
+                mWiFiAgent.getNetwork());
+
+        doReturn(false).when(mCarrierPrivilegeAuthenticator)
+                .isCarrierServiceUidForNetworkCapabilities(eq(Process.myUid()), any());
+        doReturn(TEST_SUBSCRIPTION_ID).when(mCarrierPrivilegeAuthenticator)
+                .getSubIdFromNetworkCapabilities(any());
+        mService.onCarrierPrivilegesLost(lostPrivilegeUid, lostPrivilegeSubId);
+        waitForIdle();
+
+        if (expectCapChanged) {
+            networkCallback.expect(NETWORK_CAPS_UPDATED);
+        }
+        if (expectUnavailable) {
+            networkCallback.expect(UNAVAILABLE);
+        }
+        if (!expectCapChanged && !expectUnavailable) {
+            networkCallback.assertNoCallback();
+        }
+
+        mWiFiAgent.disconnect();
+        waitForIdle();
+
+        if (expectUnavailable) {
+            testFactory.assertRequestCountEquals(0);
+        } else {
+            testFactory.assertRequestCountEquals(1);
+        }
+
+        handlerThread.quitSafely();
+        handlerThread.join();
+    }
+
+    @Test
+    @IgnoreUpTo(Build.VERSION_CODES.TIRAMISU)
+    public void testRestrictedRequestRemovedDueToCarrierPrivilegesLost() throws Exception {
+        doTestNetworkRequestWithCarrierPrivilegesLost(
+                false /* shouldGrantRestrictedNetworkPermission */,
+                Process.myUid(),
+                TEST_SUBSCRIPTION_ID,
+                true /* expectUnavailable */,
+                true /* expectCapChanged */);
+    }
+
+    @Test
+    @IgnoreUpTo(Build.VERSION_CODES.TIRAMISU)
+    public void testRequestNotRemoved_MismatchSubId() throws Exception {
+        doTestNetworkRequestWithCarrierPrivilegesLost(
+                false /* shouldGrantRestrictedNetworkPermission */,
+                Process.myUid(),
+                TEST_SUBSCRIPTION_ID + 1,
+                false /* expectUnavailable */,
+                false /* expectCapChanged */);
+    }
+    @Test
+    @IgnoreUpTo(Build.VERSION_CODES.TIRAMISU)
+    public void testRequestNotRemoved_MismatchUid() throws Exception {
+        doTestNetworkRequestWithCarrierPrivilegesLost(
+                false /* shouldGrantRestrictedNetworkPermission */,
+                Process.myUid() + 1,
+                TEST_SUBSCRIPTION_ID,
+                false /* expectUnavailable */,
+                false /* expectCapChanged */);
+    }
+
+    @Test
+    @IgnoreUpTo(Build.VERSION_CODES.TIRAMISU)
+    public void testRequestNotRemoved_HasRestrictedNetworkPermission() throws Exception {
+        doTestNetworkRequestWithCarrierPrivilegesLost(
+                true /* shouldGrantRestrictedNetworkPermission */,
+                Process.myUid(),
+                TEST_SUBSCRIPTION_ID,
+                false /* expectUnavailable */,
+                true /* expectCapChanged */);
+    }
+    @Test
     public void testAllowedUids() throws Exception {
         final int preferenceOrder =
                 ConnectivityService.PREFERENCE_ORDER_IRRELEVANT_BECAUSE_NOT_DEFAULT;
diff --git a/tests/unit/java/com/android/server/NsdServiceTest.java b/tests/unit/java/com/android/server/NsdServiceTest.java
index b60f0b4..624855e 100644
--- a/tests/unit/java/com/android/server/NsdServiceTest.java
+++ b/tests/unit/java/com/android/server/NsdServiceTest.java
@@ -34,6 +34,7 @@
 import static android.net.connectivity.ConnectivityCompatChanges.RUN_NATIVE_NSD_ONLY_IF_LEGACY_APPS_T_AND_LATER;
 import static android.net.nsd.NsdManager.FAILURE_BAD_PARAMETERS;
 import static android.net.nsd.NsdManager.FAILURE_INTERNAL_ERROR;
+import static android.net.nsd.NsdManager.FAILURE_MAX_LIMIT;
 import static android.net.nsd.NsdManager.FAILURE_OPERATION_NOT_RUNNING;
 
 import static com.android.networkstack.apishim.api33.ConstantsShim.REGISTER_NSD_OFFLOAD_ENGINE;
@@ -131,10 +132,12 @@
 import org.mockito.ArgumentCaptor;
 import org.mockito.InOrder;
 import org.mockito.Mock;
+import org.mockito.Mockito;
 import org.mockito.MockitoAnnotations;
 
 import java.net.InetAddress;
 import java.net.UnknownHostException;
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.LinkedList;
 import java.util.List;
@@ -257,6 +260,10 @@
             mThread.quitSafely();
             mThread.join();
         }
+
+        // Clear inline mocks as there are possible memory leaks if not done (see mockito
+        // doc for clearInlineMocks), and some tests create many of them.
+        Mockito.framework().clearInlineMocks();
     }
 
     // Native mdns provided by Netd is removed after U.
@@ -717,6 +724,86 @@
                 true /* isLegacy */, getAddrId, 10L /* durationMs */);
     }
 
+    @EnableCompatChanges(ENABLE_PLATFORM_MDNS_BACKEND)
+    @Test
+    public void testPerClientListenerLimit() throws Exception {
+        final NsdManager client1 = connectClient(mService);
+        final NsdManager client2 = connectClient(mService);
+
+        final String testType1 = "_testtype1._tcp";
+        final NsdServiceInfo testServiceInfo1 = new NsdServiceInfo("MyTestService1", testType1);
+        testServiceInfo1.setPort(12345);
+        final String testType2 = "_testtype2._tcp";
+        final NsdServiceInfo testServiceInfo2 = new NsdServiceInfo("MyTestService2", testType2);
+        testServiceInfo2.setPort(12345);
+
+        // Each client can register 200 requests (for example 100 discover and 100 register).
+        final int numEachListener = 100;
+        final ArrayList<DiscoveryListener> discListeners = new ArrayList<>(numEachListener);
+        final ArrayList<RegistrationListener> regListeners = new ArrayList<>(numEachListener);
+        for (int i = 0; i < numEachListener; i++) {
+            final DiscoveryListener discListener1 = mock(DiscoveryListener.class);
+            discListeners.add(discListener1);
+            final RegistrationListener regListener1 = mock(RegistrationListener.class);
+            regListeners.add(regListener1);
+            final DiscoveryListener discListener2 = mock(DiscoveryListener.class);
+            discListeners.add(discListener2);
+            final RegistrationListener regListener2 = mock(RegistrationListener.class);
+            regListeners.add(regListener2);
+            client1.discoverServices(testType1, NsdManager.PROTOCOL_DNS_SD,
+                    (Network) null, Runnable::run, discListener1);
+            client1.registerService(testServiceInfo1, NsdManager.PROTOCOL_DNS_SD, Runnable::run,
+                    regListener1);
+
+            client2.registerService(testServiceInfo2, NsdManager.PROTOCOL_DNS_SD, Runnable::run,
+                    regListener2);
+            client2.discoverServices(testType2, NsdManager.PROTOCOL_DNS_SD,
+                    (Network) null, Runnable::run, discListener2);
+        }
+
+        // Use a longer timeout than usual for the handler to process all the events. The
+        // registrations take about 1s on a high-end 2013 device.
+        HandlerUtils.waitForIdle(mHandler, 30_000L);
+        for (int i = 0; i < discListeners.size(); i++) {
+            // Callbacks are sent on the manager handler which is different from mHandler, so use
+            // a short timeout (each callback should come quickly after the previous one).
+            verify(discListeners.get(i), timeout(TEST_TIME_MS))
+                    .onDiscoveryStarted(i % 2 == 0 ? testType1 : testType2);
+
+            // registerService does not get a callback before probing finishes (will not happen as
+            // this is mocked)
+            verifyNoMoreInteractions(regListeners.get(i));
+        }
+
+        // The next registrations should fail
+        final DiscoveryListener failDiscListener1 = mock(DiscoveryListener.class);
+        final RegistrationListener failRegListener1 = mock(RegistrationListener.class);
+        final DiscoveryListener failDiscListener2 = mock(DiscoveryListener.class);
+        final RegistrationListener failRegListener2 = mock(RegistrationListener.class);
+
+        client1.discoverServices(testType1, NsdManager.PROTOCOL_DNS_SD,
+                (Network) null, Runnable::run, failDiscListener1);
+        verify(failDiscListener1, timeout(TEST_TIME_MS))
+                .onStartDiscoveryFailed(testType1, FAILURE_MAX_LIMIT);
+
+        client1.registerService(testServiceInfo1, NsdManager.PROTOCOL_DNS_SD, Runnable::run,
+                failRegListener1);
+        verify(failRegListener1, timeout(TEST_TIME_MS)).onRegistrationFailed(
+                argThat(a -> testServiceInfo1.getServiceName().equals(a.getServiceName())),
+                eq(FAILURE_MAX_LIMIT));
+
+        client1.discoverServices(testType2, NsdManager.PROTOCOL_DNS_SD,
+                (Network) null, Runnable::run, failDiscListener2);
+        verify(failDiscListener2, timeout(TEST_TIME_MS))
+                .onStartDiscoveryFailed(testType2, FAILURE_MAX_LIMIT);
+
+        client1.registerService(testServiceInfo2, NsdManager.PROTOCOL_DNS_SD, Runnable::run,
+                failRegListener2);
+        verify(failRegListener2, timeout(TEST_TIME_MS)).onRegistrationFailed(
+                argThat(a -> testServiceInfo2.getServiceName().equals(a.getServiceName())),
+                eq(FAILURE_MAX_LIMIT));
+    }
+
     @Test
     @DisableCompatChanges(ENABLE_PLATFORM_MDNS_BACKEND)
     @DevSdkIgnoreRule.IgnoreAfter(Build.VERSION_CODES.UPSIDE_DOWN_CAKE)
diff --git a/tests/unit/java/com/android/server/connectivity/CarrierPrivilegeAuthenticatorTest.java b/tests/unit/java/com/android/server/connectivity/CarrierPrivilegeAuthenticatorTest.java
index f07593e..7bd2b56 100644
--- a/tests/unit/java/com/android/server/connectivity/CarrierPrivilegeAuthenticatorTest.java
+++ b/tests/unit/java/com/android/server/connectivity/CarrierPrivilegeAuthenticatorTest.java
@@ -46,7 +46,6 @@
 import android.net.TelephonyNetworkSpecifier;
 import android.os.Build;
 import android.os.HandlerThread;
-import android.telephony.SubscriptionManager;
 import android.telephony.TelephonyManager;
 
 import com.android.net.module.util.CollectionUtils;
@@ -54,10 +53,12 @@
 import com.android.networkstack.apishim.common.TelephonyManagerShim.CarrierPrivilegesListenerShim;
 import com.android.networkstack.apishim.common.UnsupportedApiLevelException;
 import com.android.server.connectivity.CarrierPrivilegeAuthenticator.Dependencies;
+import com.android.testutils.DevSdkIgnoreRule;
 import com.android.testutils.DevSdkIgnoreRule.IgnoreUpTo;
 import com.android.testutils.DevSdkIgnoreRunner;
 
 import org.junit.After;
+import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.junit.runners.Parameterized;
@@ -67,6 +68,8 @@
 import java.util.Collection;
 import java.util.Collections;
 import java.util.Map;
+import java.util.Set;
+import java.util.function.BiConsumer;
 
 /**
  * Tests for CarrierPrivilegeAuthenticatorTest.
@@ -77,6 +80,9 @@
 @RunWith(DevSdkIgnoreRunner.class)
 @IgnoreUpTo(Build.VERSION_CODES.S_V2)
 public class CarrierPrivilegeAuthenticatorTest {
+    @Rule
+    public final DevSdkIgnoreRule ignoreRule = new DevSdkIgnoreRule();
+
     private static final int SUBSCRIPTION_COUNT = 2;
     private static final int TEST_SUBSCRIPTION_ID = 1;
 
@@ -85,7 +91,9 @@
     @NonNull private final TelephonyManagerShimImpl mTelephonyManagerShim;
     @NonNull private final PackageManager mPackageManager;
     @NonNull private TestCarrierPrivilegeAuthenticator mCarrierPrivilegeAuthenticator;
+    @NonNull private final BiConsumer<Integer, Integer> mListener;
     private final int mCarrierConfigPkgUid = 12345;
+    private final boolean mUseCallbacks;
     private final String mTestPkg = "com.android.server.connectivity.test";
     private final BroadcastReceiver mMultiSimBroadcastReceiver;
     @NonNull private final HandlerThread mHandlerThread;
@@ -94,12 +102,12 @@
         TestCarrierPrivilegeAuthenticator(@NonNull final Context c,
                 @NonNull final Dependencies deps,
                 @NonNull final TelephonyManager t) {
-            super(c, deps, t, mTelephonyManagerShim);
+            super(c, deps, t, mTelephonyManagerShim, true /* requestRestrictedWifiEnabled */,
+                    mListener);
         }
         @Override
-        protected int getSlotIndex(int subId) {
-            if (SubscriptionManager.DEFAULT_SUBSCRIPTION_ID == subId) return TEST_SUBSCRIPTION_ID;
-            return subId;
+        protected int getSubId(int slotIndex) {
+            return TEST_SUBSCRIPTION_ID;
         }
     }
 
@@ -119,7 +127,9 @@
         mTelephonyManager = mock(TelephonyManager.class);
         mTelephonyManagerShim = mock(TelephonyManagerShimImpl.class);
         mPackageManager = mock(PackageManager.class);
+        mListener = mock(BiConsumer.class);
         mHandlerThread = new HandlerThread(CarrierPrivilegeAuthenticatorTest.class.getSimpleName());
+        mUseCallbacks = useCallbacks;
         final Dependencies deps = mock(Dependencies.class);
         doReturn(useCallbacks).when(deps).isFeatureEnabled(any() /* context */,
                 eq(CARRIER_SERVICE_CHANGED_USE_CALLBACK));
@@ -172,7 +182,7 @@
 
         final NetworkCapabilities.Builder ncBuilder = new NetworkCapabilities.Builder()
                 .addTransportType(TRANSPORT_CELLULAR)
-                .setNetworkSpecifier(new TelephonyNetworkSpecifier(0));
+                .setNetworkSpecifier(new TelephonyNetworkSpecifier(TEST_SUBSCRIPTION_ID));
 
         assertTrue(mCarrierPrivilegeAuthenticator.isCarrierServiceUidForNetworkCapabilities(
                 mCarrierConfigPkgUid, ncBuilder.build()));
@@ -208,7 +218,8 @@
 
         newListeners.get(0).onCarrierServiceChanged(null, mCarrierConfigPkgUid);
 
-        final TelephonyNetworkSpecifier specifier = new TelephonyNetworkSpecifier(0);
+        final TelephonyNetworkSpecifier specifier =
+                new TelephonyNetworkSpecifier(TEST_SUBSCRIPTION_ID);
         final NetworkCapabilities nc = new NetworkCapabilities.Builder()
                 .addTransportType(TRANSPORT_CELLULAR)
                 .setNetworkSpecifier(specifier)
@@ -220,10 +231,27 @@
     }
 
     @Test
+    @IgnoreUpTo(Build.VERSION_CODES.TIRAMISU)
+    public void testCarrierPrivilegesLostDueToCarrierServiceUpdate() throws Exception {
+        final CarrierPrivilegesListenerShim l = getCarrierPrivilegesListeners().get(0);
+
+        l.onCarrierServiceChanged(null, mCarrierConfigPkgUid);
+        l.onCarrierServiceChanged(null, mCarrierConfigPkgUid + 1);
+        if (mUseCallbacks) {
+            verify(mListener).accept(eq(mCarrierConfigPkgUid), eq(TEST_SUBSCRIPTION_ID));
+        }
+        l.onCarrierServiceChanged(null, mCarrierConfigPkgUid + 2);
+        if (mUseCallbacks) {
+            verify(mListener).accept(eq(mCarrierConfigPkgUid + 1), eq(TEST_SUBSCRIPTION_ID));
+        }
+    }
+
+    @Test
     public void testOnCarrierPrivilegesChanged() throws Exception {
         final CarrierPrivilegesListenerShim listener = getCarrierPrivilegesListeners().get(0);
 
-        final TelephonyNetworkSpecifier specifier = new TelephonyNetworkSpecifier(0);
+        final TelephonyNetworkSpecifier specifier =
+                new TelephonyNetworkSpecifier(TEST_SUBSCRIPTION_ID);
         final NetworkCapabilities nc = new NetworkCapabilities.Builder()
                 .addTransportType(TRANSPORT_CELLULAR)
                 .setNetworkSpecifier(specifier)
@@ -251,7 +279,7 @@
         assertFalse(mCarrierPrivilegeAuthenticator.isCarrierServiceUidForNetworkCapabilities(
                 mCarrierConfigPkgUid, ncBuilder.build()));
 
-        ncBuilder.setNetworkSpecifier(new TelephonyNetworkSpecifier(0));
+        ncBuilder.setNetworkSpecifier(new TelephonyNetworkSpecifier(TEST_SUBSCRIPTION_ID));
         assertTrue(mCarrierPrivilegeAuthenticator.isCarrierServiceUidForNetworkCapabilities(
                 mCarrierConfigPkgUid, ncBuilder.build()));
 
@@ -260,7 +288,35 @@
         ncBuilder.setNetworkSpecifier(null);
         ncBuilder.removeTransportType(TRANSPORT_CELLULAR);
         ncBuilder.addTransportType(TRANSPORT_WIFI);
-        ncBuilder.setNetworkSpecifier(new TelephonyNetworkSpecifier(0));
+        ncBuilder.setNetworkSpecifier(new TelephonyNetworkSpecifier(TEST_SUBSCRIPTION_ID));
+        assertFalse(mCarrierPrivilegeAuthenticator.isCarrierServiceUidForNetworkCapabilities(
+                mCarrierConfigPkgUid, ncBuilder.build()));
+    }
+
+    @Test
+    @IgnoreUpTo(Build.VERSION_CODES.TIRAMISU)
+    public void testNetworkCapabilitiesContainOneSubId() throws Exception {
+        final CarrierPrivilegesListenerShim listener = getCarrierPrivilegesListeners().get(0);
+        listener.onCarrierServiceChanged(null, mCarrierConfigPkgUid);
+
+        final NetworkCapabilities.Builder ncBuilder = new NetworkCapabilities.Builder();
+        ncBuilder.addTransportType(TRANSPORT_WIFI);
+        ncBuilder.removeCapability(NetworkCapabilities.NET_CAPABILITY_NOT_RESTRICTED);
+        ncBuilder.setSubscriptionIds(Set.of(TEST_SUBSCRIPTION_ID));
+        assertTrue(mCarrierPrivilegeAuthenticator.isCarrierServiceUidForNetworkCapabilities(
+                mCarrierConfigPkgUid, ncBuilder.build()));
+    }
+
+    @Test
+    @IgnoreUpTo(Build.VERSION_CODES.TIRAMISU)
+    public void testNetworkCapabilitiesContainTwoSubIds() throws Exception {
+        final CarrierPrivilegesListenerShim listener = getCarrierPrivilegesListeners().get(0);
+        listener.onCarrierServiceChanged(null, mCarrierConfigPkgUid);
+
+        final NetworkCapabilities.Builder ncBuilder = new NetworkCapabilities.Builder();
+        ncBuilder.addTransportType(TRANSPORT_WIFI);
+        ncBuilder.removeCapability(NetworkCapabilities.NET_CAPABILITY_NOT_RESTRICTED);
+        ncBuilder.setSubscriptionIds(Set.of(0, 1));
         assertFalse(mCarrierPrivilegeAuthenticator.isCarrierServiceUidForNetworkCapabilities(
                 mCarrierConfigPkgUid, ncBuilder.build()));
     }
diff --git a/tests/unit/java/com/android/server/connectivity/KeepaliveStatsTrackerTest.java b/tests/unit/java/com/android/server/connectivity/KeepaliveStatsTrackerTest.java
index 1b964e2..294dacb 100644
--- a/tests/unit/java/com/android/server/connectivity/KeepaliveStatsTrackerTest.java
+++ b/tests/unit/java/com/android/server/connectivity/KeepaliveStatsTrackerTest.java
@@ -1297,8 +1297,8 @@
 
         assertTrue(mKeepaliveStatsTracker.allMetricsExpected(dailyKeepaliveInfoReported));
 
-        // Write time after 26 hours.
-        final int writeTime2 = 26 * 60 * 60 * 1000;
+        // Write time after 27 hours.
+        final int writeTime2 = 27 * 60 * 60 * 1000;
         setElapsedRealtime(writeTime2);
 
         visibleOnHandlerThread(mTestHandler, () -> mKeepaliveStatsTracker.writeAndResetMetrics());
diff --git a/tests/unit/java/com/android/server/connectivity/SatelliteAccessControllerTest.kt b/tests/unit/java/com/android/server/connectivity/SatelliteAccessControllerTest.kt
new file mode 100644
index 0000000..64a515a
--- /dev/null
+++ b/tests/unit/java/com/android/server/connectivity/SatelliteAccessControllerTest.kt
@@ -0,0 +1,176 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.server.connectivity
+
+import android.Manifest
+import android.app.role.OnRoleHoldersChangedListener
+import android.app.role.RoleManager
+import android.content.Context
+import android.content.pm.ApplicationInfo
+import android.content.pm.PackageManager
+import android.os.Build
+import android.os.Handler
+import android.os.UserHandle
+import com.android.testutils.DevSdkIgnoreRule.IgnoreUpTo
+import com.android.testutils.DevSdkIgnoreRunner
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.ArgumentCaptor
+import org.mockito.ArgumentMatchers.any
+import org.mockito.ArgumentMatchers.anyInt
+import org.mockito.ArgumentMatchers.eq
+import org.mockito.Mockito.doReturn
+import org.mockito.Mockito.mock
+import org.mockito.Mockito.never
+import org.mockito.Mockito.times
+import org.mockito.Mockito.verify
+import java.util.concurrent.Executor
+import java.util.function.Consumer
+import kotlin.test.assertEquals
+import kotlin.test.assertFalse
+import kotlin.test.assertTrue
+
+private const val DEFAULT_MESSAGING_APP1 = "default_messaging_app_1"
+private const val DEFAULT_MESSAGING_APP2 = "default_messaging_app_2"
+private const val DEFAULT_MESSAGING_APP1_UID = 1234
+private const val DEFAULT_MESSAGING_APP2_UID = 5678
+
+@RunWith(DevSdkIgnoreRunner::class)
+@IgnoreUpTo(Build.VERSION_CODES.TIRAMISU)
+class SatelliteAccessControllerTest {
+    private val context = mock(Context::class.java)
+    private val mPackageManager = mock(PackageManager::class.java)
+    private val mHandler = mock(Handler::class.java)
+    private val mRoleManager =
+        mock(SatelliteAccessController.Dependencies::class.java)
+    private val mCallback = mock(Consumer::class.java) as Consumer<Set<Int>>
+    private val mSatelliteAccessController by lazy {
+        SatelliteAccessController(context, mRoleManager, mCallback, mHandler)}
+    private var mRoleHolderChangedListener: OnRoleHoldersChangedListener? = null
+    @Before
+    @Throws(PackageManager.NameNotFoundException::class)
+    fun setup() {
+        doReturn(mPackageManager).`when`(context).packageManager
+        doReturn(PackageManager.PERMISSION_GRANTED)
+            .`when`(mPackageManager)
+            .checkPermission(Manifest.permission.SATELLITE_COMMUNICATION, DEFAULT_MESSAGING_APP1)
+        doReturn(PackageManager.PERMISSION_GRANTED)
+            .`when`(mPackageManager)
+            .checkPermission(Manifest.permission.SATELLITE_COMMUNICATION, DEFAULT_MESSAGING_APP2)
+
+        // Initialise default message application package1
+        val applicationInfo1 = ApplicationInfo()
+        applicationInfo1.uid = DEFAULT_MESSAGING_APP1_UID
+        doReturn(applicationInfo1)
+            .`when`(mPackageManager)
+            .getApplicationInfo(eq(DEFAULT_MESSAGING_APP1), anyInt())
+
+        // Initialise default message application package2
+        val applicationInfo2 = ApplicationInfo()
+        applicationInfo2.uid = DEFAULT_MESSAGING_APP2_UID
+        doReturn(applicationInfo2)
+            .`when`(mPackageManager)
+            .getApplicationInfo(eq(DEFAULT_MESSAGING_APP2), anyInt())
+
+        // Get registered listener using captor
+        val listenerCaptor = ArgumentCaptor.forClass(
+            OnRoleHoldersChangedListener::class.java
+        )
+        mSatelliteAccessController.start()
+        verify(mRoleManager).addOnRoleHoldersChangedListenerAsUser(
+            any(Executor::class.java), listenerCaptor.capture(), any(UserHandle::class.java))
+        mRoleHolderChangedListener = listenerCaptor.value
+    }
+
+    @Test
+    fun test_onRoleHoldersChanged_SatellitePreferredUid_Changed() {
+        doReturn(listOf<String>()).`when`(mRoleManager).getRoleHolders(RoleManager.ROLE_SMS)
+        val satelliteNetworkPreferredSet =
+            ArgumentCaptor.forClass(Set::class.java) as ArgumentCaptor<Set<Int>>
+        mRoleHolderChangedListener?.onRoleHoldersChanged(RoleManager.ROLE_SMS, UserHandle.ALL)
+        verify(mCallback, never()).accept(satelliteNetworkPreferredSet.capture())
+
+        // check DEFAULT_MESSAGING_APP1 is available as satellite network preferred uid
+        doReturn(listOf(DEFAULT_MESSAGING_APP1))
+            .`when`(mRoleManager).getRoleHolders(RoleManager.ROLE_SMS)
+        mRoleHolderChangedListener?.onRoleHoldersChanged(RoleManager.ROLE_SMS, UserHandle.ALL)
+        verify(mCallback).accept(satelliteNetworkPreferredSet.capture())
+        var satelliteNetworkPreferredUids = satelliteNetworkPreferredSet.value
+        assertEquals(1, satelliteNetworkPreferredUids.size)
+        assertTrue(satelliteNetworkPreferredUids.contains(DEFAULT_MESSAGING_APP1_UID))
+        assertFalse(satelliteNetworkPreferredUids.contains(DEFAULT_MESSAGING_APP2_UID))
+
+        // check DEFAULT_MESSAGING_APP1 and DEFAULT_MESSAGING_APP2 is available
+        // as satellite network preferred uid
+        val dmas: MutableList<String> = ArrayList()
+        dmas.add(DEFAULT_MESSAGING_APP1)
+        dmas.add(DEFAULT_MESSAGING_APP2)
+        doReturn(dmas).`when`(mRoleManager).getRoleHolders(RoleManager.ROLE_SMS)
+        mRoleHolderChangedListener?.onRoleHoldersChanged(RoleManager.ROLE_SMS, UserHandle.ALL)
+        verify(mCallback, times(2))
+            .accept(satelliteNetworkPreferredSet.capture())
+        satelliteNetworkPreferredUids = satelliteNetworkPreferredSet.value
+        assertEquals(2, satelliteNetworkPreferredUids.size)
+        assertTrue(satelliteNetworkPreferredUids.contains(DEFAULT_MESSAGING_APP1_UID))
+        assertTrue(satelliteNetworkPreferredUids.contains(DEFAULT_MESSAGING_APP2_UID))
+
+        // check no uid is available as satellite network preferred uid
+        doReturn(listOf<String>()).`when`(mRoleManager).getRoleHolders(RoleManager.ROLE_SMS)
+        mRoleHolderChangedListener?.onRoleHoldersChanged(RoleManager.ROLE_SMS, UserHandle.ALL)
+        verify(mCallback, times(3))
+            .accept(satelliteNetworkPreferredSet.capture())
+        satelliteNetworkPreferredUids = satelliteNetworkPreferredSet.value
+        assertEquals(0, satelliteNetworkPreferredUids.size)
+        assertFalse(satelliteNetworkPreferredUids.contains(DEFAULT_MESSAGING_APP1_UID))
+        assertFalse(satelliteNetworkPreferredUids.contains(DEFAULT_MESSAGING_APP2_UID))
+
+        // No Change received at OnRoleSmsChanged, check callback not triggered
+        doReturn(listOf<String>()).`when`(mRoleManager).getRoleHolders(RoleManager.ROLE_SMS)
+        mRoleHolderChangedListener?.onRoleHoldersChanged(RoleManager.ROLE_SMS, UserHandle.ALL)
+        verify(mCallback, times(3))
+            .accept(satelliteNetworkPreferredSet.capture())
+    }
+
+    @Test
+    fun test_onRoleHoldersChanged_NoSatelliteCommunicationPermission() {
+        doReturn(listOf<Any>()).`when`(mRoleManager).getRoleHolders(RoleManager.ROLE_SMS)
+        val satelliteNetworkPreferredSet =
+            ArgumentCaptor.forClass(Set::class.java) as ArgumentCaptor<Set<Int>>
+        mRoleHolderChangedListener?.onRoleHoldersChanged(RoleManager.ROLE_SMS, UserHandle.ALL)
+        verify(mCallback, never()).accept(satelliteNetworkPreferredSet.capture())
+
+        // check DEFAULT_MESSAGING_APP1 is not available as satellite network preferred uid
+        // since satellite communication permission not available.
+        doReturn(PackageManager.PERMISSION_DENIED)
+            .`when`(mPackageManager)
+            .checkPermission(Manifest.permission.SATELLITE_COMMUNICATION, DEFAULT_MESSAGING_APP1)
+        doReturn(listOf(DEFAULT_MESSAGING_APP1))
+            .`when`(mRoleManager).getRoleHolders(RoleManager.ROLE_SMS)
+        mRoleHolderChangedListener?.onRoleHoldersChanged(RoleManager.ROLE_SMS, UserHandle.ALL)
+        verify(mCallback, never()).accept(satelliteNetworkPreferredSet.capture())
+    }
+
+    @Test
+    fun test_onRoleHoldersChanged_RoleSms_NotAvailable() {
+        doReturn(listOf(DEFAULT_MESSAGING_APP1))
+            .`when`(mRoleManager).getRoleHolders(RoleManager.ROLE_SMS)
+        val satelliteNetworkPreferredSet =
+            ArgumentCaptor.forClass(Set::class.java) as ArgumentCaptor<Set<Int>>
+        mRoleHolderChangedListener?.onRoleHoldersChanged(RoleManager.ROLE_BROWSER, UserHandle.ALL)
+        verify(mCallback, never()).accept(satelliteNetworkPreferredSet.capture())
+    }
+}
diff --git a/tests/unit/java/com/android/server/connectivity/mdns/MdnsServiceTypeClientTests.java b/tests/unit/java/com/android/server/connectivity/mdns/MdnsServiceTypeClientTests.java
index df23da4..58124f3 100644
--- a/tests/unit/java/com/android/server/connectivity/mdns/MdnsServiceTypeClientTests.java
+++ b/tests/unit/java/com/android/server/connectivity/mdns/MdnsServiceTypeClientTests.java
@@ -241,15 +241,22 @@
             return true;
         }).when(mockDeps).sendMessage(any(Handler.class), any(Message.class));
 
-        client =
-                new MdnsServiceTypeClient(SERVICE_TYPE, mockSocketClient, currentThreadExecutor,
-                        mockDecoderClock, socketKey, mockSharedLog, thread.getLooper(), mockDeps,
-                        serviceCache) {
-                    @Override
-                    MdnsPacketWriter createMdnsPacketWriter() {
-                        return mockPacketWriter;
-                    }
-                };
+        client = makeMdnsServiceTypeClient(mockPacketWriter);
+    }
+
+    private MdnsServiceTypeClient makeMdnsServiceTypeClient(
+            @Nullable MdnsPacketWriter packetWriter) {
+        return new MdnsServiceTypeClient(SERVICE_TYPE, mockSocketClient, currentThreadExecutor,
+                mockDecoderClock, socketKey, mockSharedLog, thread.getLooper(), mockDeps,
+                serviceCache) {
+            @Override
+            MdnsPacketWriter createMdnsPacketWriter() {
+                if (packetWriter == null) {
+                    return super.createMdnsPacketWriter();
+                }
+                return packetWriter;
+            }
+        };
     }
 
     @After
@@ -562,13 +569,12 @@
         MdnsSearchOptions searchOptions = MdnsSearchOptions.newBuilder()
                 .addSubtype(SUBTYPE).setQueryMode(ACTIVE_QUERY_MODE).build();
         QueryTaskConfig config = new QueryTaskConfig(
-                searchOptions.getSubtypes(), searchOptions.getQueryMode(),
+                searchOptions.getQueryMode(),
                 false /* onlyUseIpv6OnIpv6OnlyNetworks */, 3 /* numOfQueriesBeforeBackoff */,
                 socketKey);
 
         // This is the first query. We will ask for unicast response.
         assertTrue(config.expectUnicastResponse);
-        assertEquals(config.subtypes, searchOptions.getSubtypes());
         assertEquals(config.transactionId, 1);
 
         // For the rest of queries in this burst, we will NOT ask for unicast response.
@@ -576,7 +582,6 @@
             int oldTransactionId = config.transactionId;
             config = config.getConfigForNextRun();
             assertFalse(config.expectUnicastResponse);
-            assertEquals(config.subtypes, searchOptions.getSubtypes());
             assertEquals(config.transactionId, oldTransactionId + 1);
         }
 
@@ -584,7 +589,6 @@
         int oldTransactionId = config.transactionId;
         config = config.getConfigForNextRun();
         assertTrue(config.expectUnicastResponse);
-        assertEquals(config.subtypes, searchOptions.getSubtypes());
         assertEquals(config.transactionId, oldTransactionId + 1);
     }
 
@@ -593,13 +597,12 @@
         MdnsSearchOptions searchOptions = MdnsSearchOptions.newBuilder()
                 .addSubtype(SUBTYPE).setQueryMode(ACTIVE_QUERY_MODE).build();
         QueryTaskConfig config = new QueryTaskConfig(
-                searchOptions.getSubtypes(), searchOptions.getQueryMode(),
+                searchOptions.getQueryMode(),
                 false /* onlyUseIpv6OnIpv6OnlyNetworks */, 3 /* numOfQueriesBeforeBackoff */,
                 socketKey);
 
         // This is the first query. We will ask for unicast response.
         assertTrue(config.expectUnicastResponse);
-        assertEquals(config.subtypes, searchOptions.getSubtypes());
         assertEquals(config.transactionId, 1);
 
         // For the rest of queries in this burst, we will NOT ask for unicast response.
@@ -607,7 +610,6 @@
             int oldTransactionId = config.transactionId;
             config = config.getConfigForNextRun();
             assertFalse(config.expectUnicastResponse);
-            assertEquals(config.subtypes, searchOptions.getSubtypes());
             assertEquals(config.transactionId, oldTransactionId + 1);
         }
 
@@ -615,7 +617,6 @@
         int oldTransactionId = config.transactionId;
         config = config.getConfigForNextRun();
         assertFalse(config.expectUnicastResponse);
-        assertEquals(config.subtypes, searchOptions.getSubtypes());
         assertEquals(config.transactionId, oldTransactionId + 1);
     }
 
@@ -693,6 +694,81 @@
                 any(), any(), eq(MdnsConfigs.timeBetweenQueriesInBurstMs()));
     }
 
+    @Test
+    public void testCombinedSubtypesQueriedWithMultipleListeners() throws Exception {
+        client = makeMdnsServiceTypeClient(/* packetWriter= */ null);
+        final MdnsSearchOptions searchOptions1 = MdnsSearchOptions.newBuilder()
+                .addSubtype("subtype1").build();
+        final MdnsSearchOptions searchOptions2 = MdnsSearchOptions.newBuilder()
+                .addSubtype("subtype2").build();
+        startSendAndReceive(mockListenerOne, searchOptions1);
+        currentThreadExecutor.getAndClearSubmittedRunnable().run();
+
+        InOrder inOrder = inOrder(mockListenerOne, mockSocketClient, mockDeps);
+
+        // Verify the query asks for subtype1
+        final ArgumentCaptor<DatagramPacket> subtype1QueryCaptor =
+                ArgumentCaptor.forClass(DatagramPacket.class);
+        currentThreadExecutor.getAndClearLastScheduledRunnable().run();
+        // Send twice for IPv4 and IPv6
+        inOrder.verify(mockSocketClient, times(2)).sendPacketRequestingUnicastResponse(
+                subtype1QueryCaptor.capture(),
+                eq(socketKey), eq(false));
+
+        final MdnsPacket subtype1Query = MdnsPacket.parse(
+                new MdnsPacketReader(subtype1QueryCaptor.getValue()));
+
+        assertEquals(2, subtype1Query.questions.size());
+        assertTrue(hasQuestion(subtype1Query, MdnsRecord.TYPE_PTR, SERVICE_TYPE_LABELS));
+        assertTrue(hasQuestion(subtype1Query, MdnsRecord.TYPE_PTR,
+                getServiceTypeWithSubtype("_subtype1")));
+
+        // Add subtype2
+        startSendAndReceive(mockListenerTwo, searchOptions2);
+        inOrder.verify(mockDeps).removeMessages(any(), eq(EVENT_START_QUERYTASK));
+        currentThreadExecutor.getAndClearLastScheduledRunnable().run();
+
+        final ArgumentCaptor<DatagramPacket> combinedSubtypesQueryCaptor =
+                ArgumentCaptor.forClass(DatagramPacket.class);
+        inOrder.verify(mockSocketClient, times(2)).sendPacketRequestingUnicastResponse(
+                combinedSubtypesQueryCaptor.capture(),
+                eq(socketKey), eq(false));
+        // The next query must have been scheduled
+        inOrder.verify(mockDeps).sendMessageDelayed(any(), any(), anyLong());
+
+        final MdnsPacket combinedSubtypesQuery = MdnsPacket.parse(
+                new MdnsPacketReader(combinedSubtypesQueryCaptor.getValue()));
+
+        assertEquals(3, combinedSubtypesQuery.questions.size());
+        assertTrue(hasQuestion(combinedSubtypesQuery, MdnsRecord.TYPE_PTR, SERVICE_TYPE_LABELS));
+        assertTrue(hasQuestion(combinedSubtypesQuery, MdnsRecord.TYPE_PTR,
+                getServiceTypeWithSubtype("_subtype1")));
+        assertTrue(hasQuestion(combinedSubtypesQuery, MdnsRecord.TYPE_PTR,
+                getServiceTypeWithSubtype("_subtype2")));
+
+        // Remove subtype1
+        stopSendAndReceive(mockListenerOne);
+
+        // Queries are not rescheduled, but the next query is affected
+        dispatchMessage();
+        currentThreadExecutor.getAndClearLastScheduledRunnable().run();
+
+        final ArgumentCaptor<DatagramPacket> subtype2QueryCaptor =
+                ArgumentCaptor.forClass(DatagramPacket.class);
+        // Send twice for IPv4 and IPv6
+        inOrder.verify(mockSocketClient, times(2)).sendPacketRequestingMulticastResponse(
+                subtype2QueryCaptor.capture(),
+                eq(socketKey), eq(false));
+
+        final MdnsPacket subtype2Query = MdnsPacket.parse(
+                new MdnsPacketReader(subtype2QueryCaptor.getValue()));
+
+        assertEquals(2, subtype2Query.questions.size());
+        assertTrue(hasQuestion(subtype2Query, MdnsRecord.TYPE_PTR, SERVICE_TYPE_LABELS));
+        assertTrue(hasQuestion(subtype2Query, MdnsRecord.TYPE_PTR,
+                getServiceTypeWithSubtype("_subtype2")));
+    }
+
     private static void verifyServiceInfo(MdnsServiceInfo serviceInfo, String serviceName,
             String[] serviceType, List<String> ipv4Addresses, List<String> ipv6Addresses, int port,
             List<String> subTypes, Map<String, String> attributes, SocketKey socketKey) {
@@ -945,15 +1021,7 @@
     public void processResponse_searchOptionsEnableServiceRemoval_shouldRemove()
             throws Exception {
         final String serviceInstanceName = "service-instance-1";
-        client =
-                new MdnsServiceTypeClient(SERVICE_TYPE, mockSocketClient, currentThreadExecutor,
-                        mockDecoderClock, socketKey, mockSharedLog, thread.getLooper(), mockDeps,
-                        serviceCache) {
-                    @Override
-                    MdnsPacketWriter createMdnsPacketWriter() {
-                        return mockPacketWriter;
-                    }
-                };
+        client = makeMdnsServiceTypeClient(mockPacketWriter);
         MdnsSearchOptions searchOptions = MdnsSearchOptions.newBuilder()
                 .setRemoveExpiredService(true)
                 .setNumOfQueriesBeforeBackoff(Integer.MAX_VALUE)
@@ -991,15 +1059,7 @@
     public void processResponse_searchOptionsNotEnableServiceRemoval_shouldNotRemove()
             throws Exception {
         final String serviceInstanceName = "service-instance-1";
-        client =
-                new MdnsServiceTypeClient(SERVICE_TYPE, mockSocketClient, currentThreadExecutor,
-                        mockDecoderClock, socketKey, mockSharedLog, thread.getLooper(), mockDeps,
-                        serviceCache) {
-                    @Override
-                    MdnsPacketWriter createMdnsPacketWriter() {
-                        return mockPacketWriter;
-                    }
-                };
+        client = makeMdnsServiceTypeClient(mockPacketWriter);
         startSendAndReceive(mockListenerOne, MdnsSearchOptions.getDefaultOptions());
         Runnable firstMdnsTask = currentThreadExecutor.getAndClearSubmittedRunnable();
 
@@ -1025,15 +1085,7 @@
             throws Exception {
         //MdnsConfigsFlagsImpl.removeServiceAfterTtlExpires.override(true);
         final String serviceInstanceName = "service-instance-1";
-        client =
-                new MdnsServiceTypeClient(SERVICE_TYPE, mockSocketClient, currentThreadExecutor,
-                        mockDecoderClock, socketKey, mockSharedLog, thread.getLooper(), mockDeps,
-                        serviceCache) {
-                    @Override
-                    MdnsPacketWriter createMdnsPacketWriter() {
-                        return mockPacketWriter;
-                    }
-                };
+        client = makeMdnsServiceTypeClient(mockPacketWriter);
         startSendAndReceive(mockListenerOne, MdnsSearchOptions.getDefaultOptions());
         Runnable firstMdnsTask = currentThreadExecutor.getAndClearSubmittedRunnable();
 
@@ -1148,9 +1200,7 @@
 
     @Test
     public void testProcessResponse_Resolve() throws Exception {
-        client = new MdnsServiceTypeClient(SERVICE_TYPE, mockSocketClient, currentThreadExecutor,
-                mockDecoderClock, socketKey, mockSharedLog, thread.getLooper(), mockDeps,
-                serviceCache);
+        client = makeMdnsServiceTypeClient(/* packetWriter= */ null);
 
         final String instanceName = "service-instance";
         final String[] hostname = new String[] { "testhost "};
@@ -1243,9 +1293,7 @@
 
     @Test
     public void testRenewTxtSrvInResolve() throws Exception {
-        client = new MdnsServiceTypeClient(SERVICE_TYPE, mockSocketClient, currentThreadExecutor,
-                mockDecoderClock, socketKey, mockSharedLog, thread.getLooper(), mockDeps,
-                serviceCache);
+        client = makeMdnsServiceTypeClient(/* packetWriter= */ null);
 
         final String instanceName = "service-instance";
         final String[] hostname = new String[] { "testhost "};
@@ -1359,9 +1407,7 @@
 
     @Test
     public void testProcessResponse_ResolveExcludesOtherServices() {
-        client = new MdnsServiceTypeClient(SERVICE_TYPE, mockSocketClient, currentThreadExecutor,
-                mockDecoderClock, socketKey, mockSharedLog, thread.getLooper(), mockDeps,
-                serviceCache);
+        client = makeMdnsServiceTypeClient(/* packetWriter= */ null);
 
         final String requestedInstance = "instance1";
         final String otherInstance = "instance2";
@@ -1429,9 +1475,7 @@
 
     @Test
     public void testProcessResponse_SubtypeDiscoveryLimitedToSubtype() {
-        client = new MdnsServiceTypeClient(SERVICE_TYPE, mockSocketClient, currentThreadExecutor,
-                mockDecoderClock, socketKey, mockSharedLog, thread.getLooper(), mockDeps,
-                serviceCache);
+        client = makeMdnsServiceTypeClient(/* packetWriter= */ null);
 
         final String matchingInstance = "instance1";
         final String subtype = "_subtype";
@@ -1519,9 +1563,7 @@
 
     @Test
     public void testProcessResponse_SubtypeChange() {
-        client = new MdnsServiceTypeClient(SERVICE_TYPE, mockSocketClient, currentThreadExecutor,
-                mockDecoderClock, socketKey, mockSharedLog, thread.getLooper(), mockDeps,
-                serviceCache);
+        client = makeMdnsServiceTypeClient(/* packetWriter= */ null);
 
         final String matchingInstance = "instance1";
         final String subtype = "_subtype";
@@ -1604,9 +1646,7 @@
 
     @Test
     public void testNotifySocketDestroyed() throws Exception {
-        client = new MdnsServiceTypeClient(SERVICE_TYPE, mockSocketClient, currentThreadExecutor,
-                mockDecoderClock, socketKey, mockSharedLog, thread.getLooper(), mockDeps,
-                serviceCache);
+        client = makeMdnsServiceTypeClient(/* packetWriter= */ null);
 
         final String requestedInstance = "instance1";
         final String otherInstance = "instance2";
@@ -1777,13 +1817,6 @@
                 socketKey);
     }
 
-    private int getBetweenBurstTime(int burstCounter, int currentBetweenTime, int maxBetweenTime,
-            int initialBetweenTime) {
-        return currentBetweenTime < maxBetweenTime
-                ? Math.min(initialBetweenTime * (int) Math.pow(2, burstCounter), maxBetweenTime)
-                : currentBetweenTime;
-    }
-
     @Test
     public void sendQueries_aggressiveScanMode() {
         final MdnsSearchOptions searchOptions = MdnsSearchOptions.newBuilder()
@@ -1799,9 +1832,9 @@
             verifyAndSendQuery(i + 1, /* timeInMs= */ 0, /* expectsUnicastResponse= */ false);
             verifyAndSendQuery(i + 2, TIME_BETWEEN_RETRANSMISSION_QUERIES_IN_BURST_MS,
                     /* expectsUnicastResponse= */ false);
-            betweenBurstTime = getBetweenBurstTime(burstCounter, betweenBurstTime,
-                    MAX_TIME_BETWEEN_AGGRESSIVE_BURSTS_MS,
-                    INITIAL_AGGRESSIVE_TIME_BETWEEN_BURSTS_MS);
+            betweenBurstTime = Math.min(
+                    INITIAL_AGGRESSIVE_TIME_BETWEEN_BURSTS_MS * (int) Math.pow(2, burstCounter),
+                    MAX_TIME_BETWEEN_AGGRESSIVE_BURSTS_MS);
             burstCounter++;
         }
         // Verify that Task is not removed before stopSendAndReceive was called.
@@ -1860,9 +1893,9 @@
             verifyAndSendQuery(i + 1, /* timeInMs= */ 0, /* expectsUnicastResponse= */ false);
             verifyAndSendQuery(i + 2, TIME_BETWEEN_RETRANSMISSION_QUERIES_IN_BURST_MS,
                     /* expectsUnicastResponse= */ false);
-            betweenBurstTime = getBetweenBurstTime(burstCounter, betweenBurstTime,
-                    MAX_TIME_BETWEEN_AGGRESSIVE_BURSTS_MS,
-                    INITIAL_AGGRESSIVE_TIME_BETWEEN_BURSTS_MS);
+            betweenBurstTime = Math.min(
+                    INITIAL_AGGRESSIVE_TIME_BETWEEN_BURSTS_MS * (int) Math.pow(2, burstCounter),
+                    MAX_TIME_BETWEEN_AGGRESSIVE_BURSTS_MS);
             burstCounter++;
         }
         // In backoff mode, the current scheduled task will be canceled and reschedule if the
@@ -1935,6 +1968,11 @@
                 Arrays.stream(SERVICE_TYPE_LABELS)).toArray(String[]::new);
     }
 
+    private static String[] getServiceTypeWithSubtype(String subtype) {
+        return Stream.concat(Stream.of(subtype, "_sub"),
+                Arrays.stream(SERVICE_TYPE_LABELS)).toArray(String[]::new);
+    }
+
     private static boolean hasQuestion(MdnsPacket packet, int type) {
         return hasQuestion(packet, type, null);
     }
diff --git a/tests/unit/java/com/android/server/connectivityservice/CSSatelliteNetworkFallbackTest.kt b/tests/unit/java/com/android/server/connectivityservice/CSSatelliteNetworkFallbackTest.kt
new file mode 100644
index 0000000..9024641
--- /dev/null
+++ b/tests/unit/java/com/android/server/connectivityservice/CSSatelliteNetworkFallbackTest.kt
@@ -0,0 +1,202 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server
+
+import android.net.IpPrefix
+import android.net.INetd
+import android.net.LinkAddress
+import android.net.LinkProperties
+import android.net.NativeNetworkConfig
+import android.net.NativeNetworkType
+import android.net.NetworkCapabilities
+import android.net.NetworkCapabilities.NET_CAPABILITY_INTERNET
+import android.net.NetworkCapabilities.NET_CAPABILITY_NOT_RESTRICTED
+import android.net.NetworkCapabilities.NET_CAPABILITY_NOT_ROAMING
+import android.net.NetworkCapabilities.NET_CAPABILITY_NOT_SUSPENDED
+import android.net.NetworkCapabilities.NET_CAPABILITY_NOT_VCN_MANAGED
+import android.net.NetworkScore
+import android.net.NetworkCapabilities.TRANSPORT_SATELLITE
+import android.net.NetworkScore.KEEP_CONNECTED_FOR_TEST
+import android.net.RouteInfo
+import android.net.UidRange
+import android.net.UidRangeParcel
+import android.net.VpnManager
+import android.net.netd.aidl.NativeUidRangeConfig
+import android.os.Build
+import android.os.UserHandle
+import android.util.ArraySet
+import com.android.net.module.util.CollectionUtils
+import com.android.server.ConnectivityService.PREFERENCE_ORDER_SATELLITE_FALLBACK
+import com.android.testutils.DevSdkIgnoreRule.IgnoreUpTo
+import com.android.testutils.DevSdkIgnoreRunner
+import com.android.testutils.visibleOnHandlerThread
+import org.junit.Assert
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.ArgumentMatchers.any
+import org.mockito.Mockito.inOrder
+import org.mockito.Mockito.never
+import kotlin.test.assertEquals
+import kotlin.test.assertTrue
+
+private const val SECONDARY_USER = 10
+private val SECONDARY_USER_HANDLE = UserHandle(SECONDARY_USER)
+private const val TEST_PACKAGE_UID = 123
+private const val TEST_PACKAGE_UID2 = 321
+
+@DevSdkIgnoreRunner.MonitorThreadLeak
+@RunWith(DevSdkIgnoreRunner::class)
+@IgnoreUpTo(Build.VERSION_CODES.TIRAMISU)
+class CSSatelliteNetworkPreferredTest : CSTest() {
+    /**
+     * Test createMultiLayerNrisFromSatelliteNetworkPreferredUids returns correct
+     * NetworkRequestInfo.
+     */
+    @Test
+    fun testCreateMultiLayerNrisFromSatelliteNetworkPreferredUids() {
+        // Verify that empty uid set should not create any NRI for it.
+        val nrisNoUid = service.createMultiLayerNrisFromSatelliteNetworkFallbackUids(emptySet())
+        Assert.assertEquals(0, nrisNoUid.size.toLong())
+        val uid1 = PRIMARY_USER_HANDLE.getUid(TEST_PACKAGE_UID)
+        val uid2 = PRIMARY_USER_HANDLE.getUid(TEST_PACKAGE_UID2)
+        val uid3 = SECONDARY_USER_HANDLE.getUid(TEST_PACKAGE_UID)
+        assertCreateMultiLayerNrisFromSatelliteNetworkPreferredUids(mutableSetOf(uid1))
+        assertCreateMultiLayerNrisFromSatelliteNetworkPreferredUids(mutableSetOf(uid1, uid3))
+        assertCreateMultiLayerNrisFromSatelliteNetworkPreferredUids(mutableSetOf(uid1, uid2))
+    }
+
+    /**
+     * Test that SATELLITE_NETWORK_PREFERENCE_UIDS changes will send correct net id and uid ranges
+     * to netd.
+     */
+    @Test
+    fun testSatelliteNetworkPreferredUidsChanged() {
+        val netdInOrder = inOrder(netd)
+
+        val satelliteAgent = createSatelliteAgent("satellite0")
+        satelliteAgent.connect()
+
+        val satelliteNetId = satelliteAgent.network.netId
+        netdInOrder.verify(netd).networkCreate(
+            nativeNetworkConfigPhysical(satelliteNetId, INetd.PERMISSION_NONE))
+
+        val uid1 = PRIMARY_USER_HANDLE.getUid(TEST_PACKAGE_UID)
+        val uid2 = PRIMARY_USER_HANDLE.getUid(TEST_PACKAGE_UID2)
+        val uid3 = SECONDARY_USER_HANDLE.getUid(TEST_PACKAGE_UID)
+
+        // Initial satellite network preferred uids status.
+        setAndUpdateSatelliteNetworkPreferredUids(setOf())
+        netdInOrder.verify(netd, never()).networkAddUidRangesParcel(any())
+        netdInOrder.verify(netd, never()).networkRemoveUidRangesParcel(any())
+
+        // Set SATELLITE_NETWORK_PREFERENCE_UIDS setting and verify that net id and uid ranges
+        // send to netd
+        var uids = mutableSetOf(uid1, uid2, uid3)
+        val uidRanges1 = toUidRangeStableParcels(uidRangesForUids(uids))
+        val config1 = NativeUidRangeConfig(
+            satelliteNetId, uidRanges1,
+            PREFERENCE_ORDER_SATELLITE_FALLBACK
+        )
+        setAndUpdateSatelliteNetworkPreferredUids(uids)
+        netdInOrder.verify(netd).networkAddUidRangesParcel(config1)
+        netdInOrder.verify(netd, never()).networkRemoveUidRangesParcel(any())
+
+        // Set SATELLITE_NETWORK_PREFERENCE_UIDS setting again and verify that old rules are removed
+        // and new rules are added.
+        uids = mutableSetOf(uid1)
+        val uidRanges2: Array<UidRangeParcel?> = toUidRangeStableParcels(uidRangesForUids(uids))
+        val config2 = NativeUidRangeConfig(
+            satelliteNetId, uidRanges2,
+            PREFERENCE_ORDER_SATELLITE_FALLBACK
+        )
+        setAndUpdateSatelliteNetworkPreferredUids(uids)
+        netdInOrder.verify(netd).networkRemoveUidRangesParcel(config1)
+        netdInOrder.verify(netd).networkAddUidRangesParcel(config2)
+    }
+
+    private fun assertCreateMultiLayerNrisFromSatelliteNetworkPreferredUids(uids: Set<Int>) {
+        val nris: Set<ConnectivityService.NetworkRequestInfo> =
+            service.createMultiLayerNrisFromSatelliteNetworkFallbackUids(uids)
+        val nri = nris.iterator().next()
+        // Verify that one NRI is created with multilayer requests. Because one NRI can contain
+        // multiple uid ranges, so it only need create one NRI here.
+        assertEquals(1, nris.size.toLong())
+        assertTrue(nri.isMultilayerRequest)
+        assertEquals(nri.uids, uidRangesForUids(uids))
+        assertEquals(PREFERENCE_ORDER_SATELLITE_FALLBACK, nri.mPreferenceOrder)
+    }
+
+    private fun setAndUpdateSatelliteNetworkPreferredUids(uids: Set<Int>) {
+        visibleOnHandlerThread(csHandler) {
+            deps.satelliteNetworkFallbackUidUpdate!!.accept(uids)
+        }
+    }
+
+    private fun nativeNetworkConfigPhysical(netId: Int, permission: Int) =
+        NativeNetworkConfig(netId, NativeNetworkType.PHYSICAL, permission,
+            false /* secure */, VpnManager.TYPE_VPN_NONE, false /* excludeLocalRoutes */)
+
+    private fun createSatelliteAgent(name: String): CSAgentWrapper {
+        return Agent(score = keepScore(), lp = lp(name),
+            nc = nc(TRANSPORT_SATELLITE, NET_CAPABILITY_INTERNET)
+        )
+    }
+
+    private fun toUidRangeStableParcels(ranges: Set<UidRange>): Array<UidRangeParcel?> {
+        val stableRanges = arrayOfNulls<UidRangeParcel>(ranges.size)
+        for ((index, range) in ranges.withIndex()) {
+            stableRanges[index] = UidRangeParcel(range.start, range.stop)
+        }
+        return stableRanges
+    }
+
+    private fun uidRangesForUids(vararg uids: Int): Set<UidRange> {
+        val ranges = ArraySet<UidRange>()
+        for (uid in uids) {
+            ranges.add(UidRange(uid, uid))
+        }
+        return ranges
+    }
+
+    private fun uidRangesForUids(uids: Collection<Int>): Set<UidRange> {
+        return uidRangesForUids(*CollectionUtils.toIntArray(uids))
+    }
+
+    private fun nc(transport: Int, vararg caps: Int) = NetworkCapabilities.Builder().apply {
+        addTransportType(transport)
+        caps.forEach {
+            addCapability(it)
+        }
+        // Useful capabilities for everybody
+        addCapability(NET_CAPABILITY_NOT_RESTRICTED)
+        addCapability(NET_CAPABILITY_NOT_SUSPENDED)
+        addCapability(NET_CAPABILITY_NOT_ROAMING)
+        addCapability(NET_CAPABILITY_NOT_VCN_MANAGED)
+    }.build()
+
+    private fun lp(iface: String) = LinkProperties().apply {
+        interfaceName = iface
+        addLinkAddress(LinkAddress(LOCAL_IPV4_ADDRESS, 32))
+        addRoute(RouteInfo(IpPrefix("0.0.0.0/0"), null, null))
+    }
+
+    // This allows keeping all the networks connected without having to file individual requests
+    // for them.
+    private fun keepScore() = FromS(
+        NetworkScore.Builder().setKeepConnectedReason(KEEP_CONNECTED_FOR_TEST).build()
+    )
+}
diff --git a/tests/unit/java/com/android/server/connectivityservice/base/CSTest.kt b/tests/unit/java/com/android/server/connectivityservice/base/CSTest.kt
index 0708669..595ca47 100644
--- a/tests/unit/java/com/android/server/connectivityservice/base/CSTest.kt
+++ b/tests/unit/java/com/android/server/connectivityservice/base/CSTest.kt
@@ -16,6 +16,7 @@
 
 package com.android.server
 
+import android.app.AlarmManager
 import android.content.BroadcastReceiver
 import android.content.Context
 import android.content.Intent
@@ -46,8 +47,10 @@
 import android.os.Bundle
 import android.os.Handler
 import android.os.HandlerThread
+import android.os.Process
 import android.os.UserHandle
 import android.os.UserManager
+import android.permission.PermissionManager.PermissionResult
 import android.telephony.TelephonyManager
 import android.testing.TestableContext
 import android.util.ArraySet
@@ -66,19 +69,25 @@
 import com.android.server.connectivity.MultinetworkPolicyTrackerTestDependencies
 import com.android.server.connectivity.NetworkRequestStateStatsMetrics
 import com.android.server.connectivity.ProxyTracker
-import com.android.server.connectivity.RoutingCoordinatorService
+import com.android.server.connectivity.SatelliteAccessController
 import com.android.testutils.visibleOnHandlerThread
 import com.android.testutils.waitForIdle
 import java.util.concurrent.Executors
+import java.util.concurrent.LinkedBlockingQueue
+import java.util.concurrent.TimeUnit
+import java.util.function.Consumer
+import java.util.function.BiConsumer
+import kotlin.test.assertNotNull
 import kotlin.test.assertNull
 import kotlin.test.fail
 import org.junit.After
+import org.junit.Before
 import org.mockito.AdditionalAnswers.delegatesTo
 import org.mockito.Mockito.doAnswer
 import org.mockito.Mockito.doReturn
 import org.mockito.Mockito.mock
 
-internal const val HANDLER_TIMEOUT_MS = 2_000
+internal const val HANDLER_TIMEOUT_MS = 2_000L
 internal const val BROADCAST_TIMEOUT_MS = 3_000L
 internal const val TEST_PACKAGE_NAME = "com.android.test.package"
 internal const val WIFI_WOL_IFNAME = "test_wlan_wol"
@@ -133,10 +142,12 @@
     // permissions using static contexts.
     val enabledFeatures = HashMap<String, Boolean>().also {
         it[ConnectivityFlags.NO_REMATCH_ALL_REQUESTS_ON_REGISTER] = true
+        it[ConnectivityFlags.REQUEST_RESTRICTED_WIFI] = true
         it[ConnectivityService.KEY_DESTROY_FROZEN_SOCKETS_VERSION] = true
         it[ConnectivityService.DELAY_DESTROY_FROZEN_SOCKETS_VERSION] = true
         it[ConnectivityService.ALLOW_SYSUI_CONNECTIVITY_REPORTS] = true
         it[ConnectivityService.LOG_BPF_RC] = true
+        it[ConnectivityService.ALLOW_SATALLITE_NETWORK_FALLBACK] = true
     }
     fun enableFeature(f: String) = enabledFeatures.set(f, true)
     fun disableFeature(f: String) = enabledFeatures.set(f, false)
@@ -163,8 +174,6 @@
     val clatCoordinator = mock<ClatCoordinator>()
     val networkRequestStateStatsMetrics = mock<NetworkRequestStateStatsMetrics>()
     val proxyTracker = ProxyTracker(context, mock<Handler>(), 16 /* EVENT_PROXY_HAS_CHANGED */)
-    val alrmHandlerThread = HandlerThread("TestAlarmManager").also { it.start() }
-    val alarmManager = makeMockAlarmManager(alrmHandlerThread)
     val systemConfigManager = makeMockSystemConfigManager()
     val batteryStats = mock<IBatteryStats>()
     val batteryManager = BatteryStatsManager(batteryStats)
@@ -173,18 +182,34 @@
     }
 
     val multicastRoutingCoordinatorService = mock<MulticastRoutingCoordinatorService>()
+    val satelliteAccessController = mock<SatelliteAccessController>()
 
     val deps = CSDeps()
-    val service = makeConnectivityService(context, netd, deps).also { it.systemReadyInternal() }
-    val cm = ConnectivityManager(context, service)
-    val csHandler = Handler(csHandlerThread.looper)
+
+    // Initializations that start threads are done from setUp to avoid thread leak
+    lateinit var alarmHandlerThread: HandlerThread
+    lateinit var alarmManager: AlarmManager
+    lateinit var service: ConnectivityService
+    lateinit var cm: ConnectivityManager
+    lateinit var csHandler: Handler
+
+    @Before
+    fun setUp() {
+        alarmHandlerThread = HandlerThread("TestAlarmManager").also { it.start() }
+        alarmManager = makeMockAlarmManager(alarmHandlerThread)
+        service = makeConnectivityService(context, netd, deps).also { it.systemReadyInternal() }
+        cm = ConnectivityManager(context, service)
+        // csHandler initialization must be after makeConnectivityService since ConnectivityService
+        // constructor starts csHandlerThread
+        csHandler = Handler(csHandlerThread.looper)
+    }
 
     @After
     fun tearDown() {
         csHandlerThread.quitSafely()
         csHandlerThread.join()
-        alrmHandlerThread.quitSafely()
-        alrmHandlerThread.join()
+        alarmHandlerThread.quitSafely()
+        alarmHandlerThread.join()
     }
 
     inner class CSDeps : ConnectivityService.Dependencies() {
@@ -200,9 +225,21 @@
 
         override fun makeCarrierPrivilegeAuthenticator(
                 context: Context,
-                tm: TelephonyManager
+                tm: TelephonyManager,
+                requestRestrictedWifiEnabled: Boolean,
+                listener: BiConsumer<Int, Int>
         ) = if (SdkLevel.isAtLeastT()) mock<CarrierPrivilegeAuthenticator>() else null
 
+        var satelliteNetworkFallbackUidUpdate: Consumer<Set<Int>>? = null
+        override fun makeSatelliteAccessController(
+            context: Context,
+            updateSatelliteNetworkFallackUid: Consumer<Set<Int>>?,
+            csHandlerThread: Handler
+        ): SatelliteAccessController? {
+            satelliteNetworkFallbackUidUpdate = updateSatelliteNetworkFallackUid
+            return satelliteAccessController
+        }
+
         private inner class AOOKTDeps(c: Context) : AutomaticOnOffKeepaliveTracker.Dependencies(c) {
             override fun isTetheringFeatureNotChickenedOut(name: String): Boolean {
                 return isFeatureEnabled(context, name)
@@ -268,13 +305,65 @@
         val pacProxyManager = mock<PacProxyManager>()
         val networkPolicyManager = mock<NetworkPolicyManager>()
 
+        // Map of permission name -> PermissionManager.Permission_{GRANTED|DENIED} constant
+        // For permissions granted across the board, the key is only the permission name.
+        // For permissions only granted to a combination of uid/pid, the key
+        // is "<permission name>,<pid>,<uid>". PID+UID permissions have priority over generic ones.
+        private val mMockedPermissions: HashMap<String, Int> = HashMap()
+        private val mStartedActivities = LinkedBlockingQueue<Intent>()
         override fun getPackageManager() = this@CSTest.packageManager
         override fun getContentResolver() = this@CSTest.contentResolver
 
-        // TODO : buff up the capabilities of this permission scheme to allow checking for
-        // permission rejections
-        override fun checkPermission(permission: String, pid: Int, uid: Int) = PERMISSION_GRANTED
-        override fun checkCallingOrSelfPermission(permission: String) = PERMISSION_GRANTED
+        // If the permission result does not set in the mMockedPermissions, it will be
+        // considered as PERMISSION_GRANTED as existing design to prevent breaking other tests.
+        override fun checkPermission(permission: String, pid: Int, uid: Int) =
+            checkMockedPermission(permission, pid, uid, PERMISSION_GRANTED)
+
+        override fun enforceCallingOrSelfPermission(permission: String, message: String?) {
+            // If the permission result does not set in the mMockedPermissions, it will be
+            // considered as PERMISSION_GRANTED as existing design to prevent breaking other tests.
+            val granted = checkMockedPermission(permission, Process.myPid(), Process.myUid(),
+                PERMISSION_GRANTED)
+            if (!granted.equals(PERMISSION_GRANTED)) {
+                throw SecurityException("[Test] permission denied: " + permission)
+            }
+        }
+
+        // If the permission result does not set in the mMockedPermissions, it will be
+        // considered as PERMISSION_GRANTED as existing design to prevent breaking other tests.
+        override fun checkCallingOrSelfPermission(permission: String) =
+            checkMockedPermission(permission, Process.myPid(), Process.myUid(), PERMISSION_GRANTED)
+
+        private fun checkMockedPermission(permission: String, pid: Int, uid: Int, default: Int):
+                Int {
+            val processSpecificKey = "$permission,$pid,$uid"
+            return mMockedPermissions[processSpecificKey]
+                    ?: mMockedPermissions[permission] ?: default
+        }
+
+        /**
+         * Mock checks for the specified permission, and have them behave as per `granted` or
+         * `denied`.
+         *
+         * This will apply to all calls no matter what the checked UID and PID are.
+         *
+         * @param granted One of {@link PackageManager#PermissionResult}.
+         */
+        fun setPermission(permission: String, @PermissionResult granted: Int) {
+            mMockedPermissions.put(permission, granted)
+        }
+
+        /**
+         * Mock checks for the specified permission, and have them behave as per `granted` or
+         * `denied`.
+         *
+         * This will only apply to the passed UID and PID.
+         *
+         * @param granted One of {@link PackageManager#PermissionResult}.
+         */
+        fun setPermission(permission: String, pid: Int, uid: Int, @PermissionResult granted: Int) {
+            mMockedPermissions.put("$permission,$pid,$uid", granted)
+        }
 
         // Necessary for MultinetworkPolicyTracker, which tries to register a receiver for
         // all users. The test can't do that since it doesn't hold INTERACT_ACROSS_USERS.
@@ -332,6 +421,16 @@
         ) {
             orderedBroadcastAsUserHistory.add(intent)
         }
+
+        override fun startActivityAsUser(intent: Intent, handle: UserHandle) {
+            mStartedActivities.put(intent)
+        }
+
+        fun expectStartActivityIntent(timeoutMs: Long = HANDLER_TIMEOUT_MS): Intent {
+            val intent = mStartedActivities.poll(timeoutMs, TimeUnit.MILLISECONDS)
+            assertNotNull(intent, "Did not receive sign-in intent after " + timeoutMs + "ms")
+            return intent
+        }
     }
 
     // Utility methods for subclasses to use
diff --git a/tests/unit/jni/Android.bp b/tests/unit/jni/Android.bp
index 616da81..57a157d 100644
--- a/tests/unit/jni/Android.bp
+++ b/tests/unit/jni/Android.bp
@@ -1,4 +1,5 @@
 package {
+    default_team: "trendy_team_fwk_core_networking",
     // See: http://go/android-license-faq
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
diff --git a/thread/apex/Android.bp b/thread/apex/Android.bp
index 28854f2..edf000a 100644
--- a/thread/apex/Android.bp
+++ b/thread/apex/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_thread_network",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/thread/demoapp/Android.bp b/thread/demoapp/Android.bp
index da7a5f8..fcfd469 100644
--- a/thread/demoapp/Android.bp
+++ b/thread/demoapp/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 package {
+    default_team: "trendy_team_fwk_thread_network",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/thread/flags/Android.bp b/thread/flags/Android.bp
new file mode 100644
index 0000000..15f58a9
--- /dev/null
+++ b/thread/flags/Android.bp
@@ -0,0 +1,23 @@
+//
+// Copyright (C) 2024 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+aconfig_declarations {
+    name: "com.android.net.thread.flags-aconfig",
+    package: "com.android.net.thread.flags",
+    container: "system",
+    srcs: ["thread_base.aconfig"],
+    visibility: ["//packages/modules/Connectivity:__subpackages__"],
+}
diff --git a/thread/flags/thread_base.aconfig b/thread/flags/thread_base.aconfig
index bf1f288..09595a6 100644
--- a/thread/flags/thread_base.aconfig
+++ b/thread/flags/thread_base.aconfig
@@ -1,4 +1,5 @@
 package: "com.android.net.thread.flags"
+container: "system"
 
 flag {
     name: "thread_enabled"
diff --git a/thread/framework/Android.bp b/thread/framework/Android.bp
index cc598d8..846253c 100644
--- a/thread/framework/Android.bp
+++ b/thread/framework/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_thread_network",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/thread/framework/java/android/net/thread/ThreadNetworkException.java b/thread/framework/java/android/net/thread/ThreadNetworkException.java
index 23ed53e..4def0fb 100644
--- a/thread/framework/java/android/net/thread/ThreadNetworkException.java
+++ b/thread/framework/java/android/net/thread/ThreadNetworkException.java
@@ -89,8 +89,9 @@
 
     /**
      * The operation failed because required preconditions were not satisfied. For example, trying
-     * to schedule a network migration when this device is not attached will receive this error. The
-     * caller should not retry the same operation before the precondition is satisfied.
+     * to schedule a network migration when this device is not attached will receive this error or
+     * enable Thread while User Resitration has disabled it. The caller should not retry the same
+     * operation before the precondition is satisfied.
      */
     public static final int ERROR_FAILED_PRECONDITION = 6;
 
@@ -137,11 +138,29 @@
      */
     public static final int ERROR_THREAD_DISABLED = 12;
 
+    private static final int ERROR_MIN = ERROR_INTERNAL_ERROR;
+    private static final int ERROR_MAX = ERROR_THREAD_DISABLED;
+
     private final int mErrorCode;
 
-    /** Creates a new {@link ThreadNetworkException} object with given error code and message. */
-    public ThreadNetworkException(@ErrorCode int errorCode, @NonNull String errorMessage) {
-        super(requireNonNull(errorMessage, "errorMessage cannot be null"));
+    /**
+     * Creates a new {@link ThreadNetworkException} object with given error code and message.
+     *
+     * @throws IllegalArgumentException if {@code errorCode} is not a value in {@link #ERROR_}
+     * @throws NullPointerException if {@code message} is {@code null}
+     */
+    public ThreadNetworkException(@ErrorCode int errorCode, @NonNull String message) {
+        super(requireNonNull(message, "message cannot be null"));
+        if (errorCode < ERROR_MIN || errorCode > ERROR_MAX) {
+            throw new IllegalArgumentException(
+                    "errorCode cannot be "
+                            + errorCode
+                            + " (allowedRange = ["
+                            + ERROR_MIN
+                            + ", "
+                            + ERROR_MAX
+                            + "])");
+        }
         this.mErrorCode = errorCode;
     }
 
diff --git a/thread/framework/java/android/net/thread/ThreadNetworkManager.java b/thread/framework/java/android/net/thread/ThreadNetworkManager.java
index 28012a7..b584487 100644
--- a/thread/framework/java/android/net/thread/ThreadNetworkManager.java
+++ b/thread/framework/java/android/net/thread/ThreadNetworkManager.java
@@ -79,6 +79,17 @@
     public static final String PERMISSION_THREAD_NETWORK_PRIVILEGED =
             "android.permission.THREAD_NETWORK_PRIVILEGED";
 
+    /**
+     * This user restriction specifies if Thread network is disallowed on the device. If Thread
+     * network is disallowed it cannot be turned on via Settings.
+     *
+     * <p>this is a mirror of {@link UserManager#DISALLOW_THREAD_NETWORK} which is not available
+     * on Android U devices.
+     *
+     * @hide
+     */
+    public static final String DISALLOW_THREAD_NETWORK = "no_thread_network";
+
     @NonNull private final Context mContext;
     @NonNull private final List<ThreadNetworkController> mUnmodifiableControllerServices;
 
diff --git a/thread/service/Android.bp b/thread/service/Android.bp
index 0132235..6e2fac1 100644
--- a/thread/service/Android.bp
+++ b/thread/service/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_thread_network",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
diff --git a/thread/service/java/com/android/server/thread/NsdPublisher.java b/thread/service/java/com/android/server/thread/NsdPublisher.java
new file mode 100644
index 0000000..c74c023
--- /dev/null
+++ b/thread/service/java/com/android/server/thread/NsdPublisher.java
@@ -0,0 +1,335 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.thread;
+
+import static android.net.nsd.NsdManager.PROTOCOL_DNS_SD;
+
+import android.annotation.NonNull;
+import android.content.Context;
+import android.net.nsd.NsdManager;
+import android.net.nsd.NsdServiceInfo;
+import android.os.Handler;
+import android.os.RemoteException;
+import android.text.TextUtils;
+import android.util.Log;
+import android.util.SparseArray;
+
+import com.android.internal.annotations.VisibleForTesting;
+import com.android.server.thread.openthread.DnsTxtAttribute;
+import com.android.server.thread.openthread.INsdPublisher;
+import com.android.server.thread.openthread.INsdStatusReceiver;
+
+import java.util.ArrayDeque;
+import java.util.ArrayList;
+import java.util.Deque;
+import java.util.HashSet;
+import java.util.List;
+import java.util.concurrent.Executor;
+
+/**
+ * Implementation of {@link INsdPublisher}.
+ *
+ * <p>This class provides API for service registration and discovery over mDNS. This class is a
+ * proxy between ot-daemon and NsdManager.
+ *
+ * <p>All the data members of this class MUST be accessed in the {@code mHandler}'s Thread except
+ * {@code mHandler} itself.
+ *
+ * <p>TODO: b/323300118 - Remove the following mechanism when the race condition in NsdManager is
+ * fixed.
+ *
+ * <p>There's always only one running registration job at any timepoint. All other pending jobs are
+ * queued in {@code mRegistrationJobs}. When a registration job is complete (i.e. the according
+ * method in {@link NsdManager.RegistrationListener} is called), it will start the next registration
+ * job in the queue.
+ */
+public final class NsdPublisher extends INsdPublisher.Stub {
+    // TODO: b/321883491 - specify network for mDNS operations
+    private static final String TAG = NsdPublisher.class.getSimpleName();
+    private final NsdManager mNsdManager;
+    private final Handler mHandler;
+    private final Executor mExecutor;
+    private final SparseArray<RegistrationListener> mRegistrationListeners = new SparseArray<>(0);
+    private final Deque<Runnable> mRegistrationJobs = new ArrayDeque<>();
+
+    @VisibleForTesting
+    public NsdPublisher(NsdManager nsdManager, Handler handler) {
+        mNsdManager = nsdManager;
+        mHandler = handler;
+        mExecutor = runnable -> mHandler.post(runnable);
+    }
+
+    public static NsdPublisher newInstance(Context context, Handler handler) {
+        return new NsdPublisher(context.getSystemService(NsdManager.class), handler);
+    }
+
+    @Override
+    public void registerService(
+            String hostname,
+            String name,
+            String type,
+            List<String> subTypeList,
+            int port,
+            List<DnsTxtAttribute> txt,
+            INsdStatusReceiver receiver,
+            int listenerId) {
+        postRegistrationJob(
+                () -> {
+                    NsdServiceInfo serviceInfo =
+                            buildServiceInfoForService(
+                                    hostname, name, type, subTypeList, port, txt);
+                    registerInternal(serviceInfo, receiver, listenerId, "service");
+                });
+    }
+
+    private static NsdServiceInfo buildServiceInfoForService(
+            String hostname,
+            String name,
+            String type,
+            List<String> subTypeList,
+            int port,
+            List<DnsTxtAttribute> txt) {
+        NsdServiceInfo serviceInfo = new NsdServiceInfo();
+
+        serviceInfo.setServiceName(name);
+        if (!TextUtils.isEmpty(hostname)) {
+            serviceInfo.setHostname(hostname);
+        }
+        serviceInfo.setServiceType(type);
+        serviceInfo.setPort(port);
+        serviceInfo.setSubtypes(new HashSet<>(subTypeList));
+        for (DnsTxtAttribute attribute : txt) {
+            serviceInfo.setAttribute(attribute.name, attribute.value);
+        }
+
+        return serviceInfo;
+    }
+
+    private void registerInternal(
+            NsdServiceInfo serviceInfo,
+            INsdStatusReceiver receiver,
+            int listenerId,
+            String registrationType) {
+        checkOnHandlerThread();
+        Log.i(
+                TAG,
+                "Registering "
+                        + registrationType
+                        + ". Listener ID: "
+                        + listenerId
+                        + ", serviceInfo: "
+                        + serviceInfo);
+        RegistrationListener listener = new RegistrationListener(serviceInfo, listenerId, receiver);
+        mRegistrationListeners.append(listenerId, listener);
+        try {
+            mNsdManager.registerService(serviceInfo, PROTOCOL_DNS_SD, mExecutor, listener);
+        } catch (IllegalArgumentException e) {
+            Log.i(TAG, "Failed to register service. serviceInfo: " + serviceInfo, e);
+            listener.onRegistrationFailed(serviceInfo, NsdManager.FAILURE_INTERNAL_ERROR);
+        }
+    }
+
+    public void unregister(INsdStatusReceiver receiver, int listenerId) {
+        postRegistrationJob(() -> unregisterInternal(receiver, listenerId));
+    }
+
+    public void unregisterInternal(INsdStatusReceiver receiver, int listenerId) {
+        checkOnHandlerThread();
+        RegistrationListener registrationListener = mRegistrationListeners.get(listenerId);
+        if (registrationListener == null) {
+            Log.w(
+                    TAG,
+                    "Failed to unregister service."
+                            + " Listener ID: "
+                            + listenerId
+                            + " The registrationListener is empty.");
+
+            return;
+        }
+        Log.i(
+                TAG,
+                "Unregistering service."
+                        + " Listener ID: "
+                        + listenerId
+                        + " serviceInfo: "
+                        + registrationListener.mServiceInfo);
+        registrationListener.addUnregistrationReceiver(receiver);
+        mNsdManager.unregisterService(registrationListener);
+    }
+
+    private void checkOnHandlerThread() {
+        if (mHandler.getLooper().getThread() != Thread.currentThread()) {
+            throw new IllegalStateException(
+                    "Not running on handler Thread: " + Thread.currentThread().getName());
+        }
+    }
+
+    /** On ot-daemon died, unregister all registrations. */
+    public void onOtDaemonDied() {
+        checkOnHandlerThread();
+        for (int i = 0; i < mRegistrationListeners.size(); ++i) {
+            try {
+                mNsdManager.unregisterService(mRegistrationListeners.valueAt(i));
+            } catch (IllegalArgumentException e) {
+                Log.i(
+                        TAG,
+                        "Failed to unregister."
+                                + " Listener ID: "
+                                + mRegistrationListeners.keyAt(i)
+                                + " serviceInfo: "
+                                + mRegistrationListeners.valueAt(i).mServiceInfo,
+                        e);
+            }
+        }
+        mRegistrationListeners.clear();
+    }
+
+    // TODO: b/323300118 - Remove this mechanism when the race condition in NsdManager is fixed.
+    /** Fetch the first job from the queue and run it. See the class doc for more details. */
+    private void peekAndRun() {
+        if (mRegistrationJobs.isEmpty()) {
+            return;
+        }
+        Runnable job = mRegistrationJobs.getFirst();
+        job.run();
+    }
+
+    // TODO: b/323300118 - Remove this mechanism when the race condition in NsdManager is fixed.
+    /**
+     * Pop the first job from the queue and run the next job. See the class doc for more details.
+     */
+    private void popAndRunNext() {
+        if (mRegistrationJobs.isEmpty()) {
+            Log.i(TAG, "No registration jobs when trying to pop and run next.");
+            return;
+        }
+        mRegistrationJobs.removeFirst();
+        peekAndRun();
+    }
+
+    private void postRegistrationJob(Runnable registrationJob) {
+        mHandler.post(
+                () -> {
+                    mRegistrationJobs.addLast(registrationJob);
+                    if (mRegistrationJobs.size() == 1) {
+                        peekAndRun();
+                    }
+                });
+    }
+
+    private final class RegistrationListener implements NsdManager.RegistrationListener {
+        private final NsdServiceInfo mServiceInfo;
+        private final int mListenerId;
+        private final INsdStatusReceiver mRegistrationReceiver;
+        private final List<INsdStatusReceiver> mUnregistrationReceivers;
+
+        RegistrationListener(
+                @NonNull NsdServiceInfo serviceInfo,
+                int listenerId,
+                @NonNull INsdStatusReceiver registrationReceiver) {
+            mServiceInfo = serviceInfo;
+            mListenerId = listenerId;
+            mRegistrationReceiver = registrationReceiver;
+            mUnregistrationReceivers = new ArrayList<>();
+        }
+
+        void addUnregistrationReceiver(@NonNull INsdStatusReceiver unregistrationReceiver) {
+            mUnregistrationReceivers.add(unregistrationReceiver);
+        }
+
+        @Override
+        public void onRegistrationFailed(NsdServiceInfo serviceInfo, int errorCode) {
+            checkOnHandlerThread();
+            mRegistrationListeners.remove(mListenerId);
+            Log.i(
+                    TAG,
+                    "Failed to register listener ID: "
+                            + mListenerId
+                            + " error code: "
+                            + errorCode
+                            + " serviceInfo: "
+                            + serviceInfo);
+            try {
+                mRegistrationReceiver.onError(errorCode);
+            } catch (RemoteException ignored) {
+                // do nothing if the client is dead
+            }
+            popAndRunNext();
+        }
+
+        @Override
+        public void onUnregistrationFailed(NsdServiceInfo serviceInfo, int errorCode) {
+            checkOnHandlerThread();
+            for (INsdStatusReceiver receiver : mUnregistrationReceivers) {
+                Log.i(
+                        TAG,
+                        "Failed to unregister."
+                                + "Listener ID: "
+                                + mListenerId
+                                + ", error code: "
+                                + errorCode
+                                + ", serviceInfo: "
+                                + serviceInfo);
+                try {
+                    receiver.onError(errorCode);
+                } catch (RemoteException ignored) {
+                    // do nothing if the client is dead
+                }
+            }
+            popAndRunNext();
+        }
+
+        @Override
+        public void onServiceRegistered(NsdServiceInfo serviceInfo) {
+            checkOnHandlerThread();
+            Log.i(
+                    TAG,
+                    "Registered successfully. "
+                            + "Listener ID: "
+                            + mListenerId
+                            + ", serviceInfo: "
+                            + serviceInfo);
+            try {
+                mRegistrationReceiver.onSuccess();
+            } catch (RemoteException ignored) {
+                // do nothing if the client is dead
+            }
+            popAndRunNext();
+        }
+
+        @Override
+        public void onServiceUnregistered(NsdServiceInfo serviceInfo) {
+            checkOnHandlerThread();
+            for (INsdStatusReceiver receiver : mUnregistrationReceivers) {
+                Log.i(
+                        TAG,
+                        "Unregistered successfully. "
+                                + "Listener ID: "
+                                + mListenerId
+                                + ", serviceInfo: "
+                                + serviceInfo);
+                try {
+                    receiver.onSuccess();
+                } catch (RemoteException ignored) {
+                    // do nothing if the client is dead
+                }
+            }
+            mRegistrationListeners.remove(mListenerId);
+            popAndRunNext();
+        }
+    }
+}
diff --git a/thread/service/java/com/android/server/thread/ThreadNetworkControllerService.java b/thread/service/java/com/android/server/thread/ThreadNetworkControllerService.java
index 7b9f290..01d1179 100644
--- a/thread/service/java/com/android/server/thread/ThreadNetworkControllerService.java
+++ b/thread/service/java/com/android/server/thread/ThreadNetworkControllerService.java
@@ -41,11 +41,12 @@
 import static android.net.thread.ThreadNetworkException.ERROR_THREAD_DISABLED;
 import static android.net.thread.ThreadNetworkException.ERROR_TIMEOUT;
 import static android.net.thread.ThreadNetworkException.ERROR_UNSUPPORTED_CHANNEL;
+import static android.net.thread.ThreadNetworkManager.DISALLOW_THREAD_NETWORK;
 import static android.net.thread.ThreadNetworkManager.PERMISSION_THREAD_NETWORK_PRIVILEGED;
 
 import static com.android.server.thread.openthread.IOtDaemon.ErrorCode.OT_ERROR_ABORT;
 import static com.android.server.thread.openthread.IOtDaemon.ErrorCode.OT_ERROR_BUSY;
-import static com.android.server.thread.openthread.IOtDaemon.ErrorCode.OT_ERROR_DETACHED;
+import static com.android.server.thread.openthread.IOtDaemon.ErrorCode.OT_ERROR_FAILED_PRECONDITION;
 import static com.android.server.thread.openthread.IOtDaemon.ErrorCode.OT_ERROR_INVALID_STATE;
 import static com.android.server.thread.openthread.IOtDaemon.ErrorCode.OT_ERROR_NO_BUFS;
 import static com.android.server.thread.openthread.IOtDaemon.ErrorCode.OT_ERROR_PARSE;
@@ -64,9 +65,11 @@
 import android.annotation.Nullable;
 import android.annotation.RequiresPermission;
 import android.annotation.TargetApi;
+import android.content.BroadcastReceiver;
 import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
 import android.net.ConnectivityManager;
-import android.net.IpPrefix;
 import android.net.LinkAddress;
 import android.net.LinkProperties;
 import android.net.LocalNetworkConfig;
@@ -79,7 +82,6 @@
 import android.net.NetworkProvider;
 import android.net.NetworkRequest;
 import android.net.NetworkScore;
-import android.net.RouteInfo;
 import android.net.TestNetworkSpecifier;
 import android.net.thread.ActiveOperationalDataset;
 import android.net.thread.ActiveOperationalDataset.SecurityPolicy;
@@ -100,6 +102,7 @@
 import android.os.Looper;
 import android.os.RemoteException;
 import android.os.SystemClock;
+import android.os.UserManager;
 import android.util.Log;
 import android.util.SparseArray;
 
@@ -151,7 +154,7 @@
     private final ConnectivityManager mConnectivityManager;
     private final TunInterfaceController mTunIfController;
     private final InfraInterfaceController mInfraIfController;
-    private final LinkProperties mLinkProperties = new LinkProperties();
+    private final NsdPublisher mNsdPublisher;
     private final OtDaemonCallbackProxy mOtDaemonCallbackProxy = new OtDaemonCallbackProxy();
 
     // TODO(b/308310823): read supported channel from Thread dameon
@@ -169,6 +172,8 @@
     private TestNetworkSpecifier mUpstreamTestNetworkSpecifier;
     private final HashMap<Network, String> mNetworkToInterface;
     private final ThreadPersistentSettings mPersistentSettings;
+    private final UserManager mUserManager;
+    private boolean mUserRestricted;
 
     private BorderRouterConfigurationParcel mBorderRouterConfig;
 
@@ -181,7 +186,9 @@
             ConnectivityManager connectivityManager,
             TunInterfaceController tunIfController,
             InfraInterfaceController infraIfController,
-            ThreadPersistentSettings persistentSettings) {
+            ThreadPersistentSettings persistentSettings,
+            NsdPublisher nsdPublisher,
+            UserManager userManager) {
         mContext = context;
         mHandler = handler;
         mNetworkProvider = networkProvider;
@@ -193,24 +200,29 @@
         mNetworkToInterface = new HashMap<Network, String>();
         mBorderRouterConfig = new BorderRouterConfigurationParcel();
         mPersistentSettings = persistentSettings;
+        mNsdPublisher = nsdPublisher;
+        mUserManager = userManager;
     }
 
     public static ThreadNetworkControllerService newInstance(
             Context context, ThreadPersistentSettings persistentSettings) {
         HandlerThread handlerThread = new HandlerThread("ThreadHandlerThread");
         handlerThread.start();
+        Handler handler = new Handler(handlerThread.getLooper());
         NetworkProvider networkProvider =
                 new NetworkProvider(context, handlerThread.getLooper(), "ThreadNetworkProvider");
 
         return new ThreadNetworkControllerService(
                 context,
-                new Handler(handlerThread.getLooper()),
+                handler,
                 networkProvider,
                 () -> IOtDaemon.Stub.asInterface(ServiceManagerWrapper.waitForService("ot_daemon")),
                 context.getSystemService(ConnectivityManager.class),
                 new TunInterfaceController(TUN_IF_NAME),
                 new InfraInterfaceController(),
-                persistentSettings);
+                persistentSettings,
+                NsdPublisher.newInstance(context, handler),
+                context.getSystemService(UserManager.class));
     }
 
     private static Inet6Address bytesToInet6Address(byte[] addressBytes) {
@@ -286,21 +298,23 @@
         if (otDaemon == null) {
             throw new RemoteException("Internal error: failed to start OT daemon");
         }
-        otDaemon.initialize(
-                mTunIfController.getTunFd(),
-                mPersistentSettings.get(ThreadPersistentSettings.THREAD_ENABLED));
+        otDaemon.initialize(mTunIfController.getTunFd(), isEnabled(), mNsdPublisher);
         otDaemon.registerStateCallback(mOtDaemonCallbackProxy, -1);
         otDaemon.asBinder().linkToDeath(() -> mHandler.post(this::onOtDaemonDied), 0);
         mOtDaemon = otDaemon;
         return mOtDaemon;
     }
 
-    // TODO(b/309792480): restarts the OT daemon service
     private void onOtDaemonDied() {
-        Log.w(TAG, "OT daemon became dead, clean up...");
+        checkOnHandlerThread();
+        Log.w(TAG, "OT daemon is dead, clean up and restart it...");
+
         OperationReceiverWrapper.onOtDaemonDied();
         mOtDaemonCallbackProxy.onOtDaemonDied();
+        mTunIfController.onOtDaemonDied();
+        mNsdPublisher.onOtDaemonDied();
         mOtDaemon = null;
+        initializeOtDaemon();
     }
 
     public void initialize() {
@@ -313,28 +327,42 @@
                         throw new IllegalStateException(
                                 "Failed to create Thread tunnel interface", e);
                     }
-                    mLinkProperties.setInterfaceName(TUN_IF_NAME);
-                    mLinkProperties.setMtu(TunInterfaceController.MTU);
                     mConnectivityManager.registerNetworkProvider(mNetworkProvider);
                     requestUpstreamNetwork();
                     requestThreadNetwork();
-
+                    mUserRestricted = isThreadUserRestricted();
+                    registerUserRestrictionsReceiver();
                     initializeOtDaemon();
                 });
     }
 
-    public void setEnabled(@NonNull boolean isEnabled, @NonNull IOperationReceiver receiver) {
+    public void setEnabled(boolean isEnabled, @NonNull IOperationReceiver receiver) {
         enforceAllPermissionsGranted(PERMISSION_THREAD_NETWORK_PRIVILEGED);
 
-        mHandler.post(() -> setEnabledInternal(isEnabled, new OperationReceiverWrapper(receiver)));
+        mHandler.post(
+                () ->
+                        setEnabledInternal(
+                                isEnabled,
+                                true /* persist */,
+                                new OperationReceiverWrapper(receiver)));
     }
 
     private void setEnabledInternal(
-            @NonNull boolean isEnabled, @Nullable OperationReceiverWrapper receiver) {
-        // The persistent setting keeps the desired enabled state, thus it's set regardless
-        // the otDaemon set enabled state operation succeeded or not, so that it can recover
-        // to the desired value after reboot.
-        mPersistentSettings.put(ThreadPersistentSettings.THREAD_ENABLED.key, isEnabled);
+            boolean isEnabled, boolean persist, @NonNull OperationReceiverWrapper receiver) {
+        if (isEnabled && isThreadUserRestricted()) {
+            receiver.onError(
+                    ERROR_FAILED_PRECONDITION,
+                    "Cannot enable Thread: forbidden by user restriction");
+            return;
+        }
+
+        if (persist) {
+            // The persistent setting keeps the desired enabled state, thus it's set regardless
+            // the otDaemon set enabled state operation succeeded or not, so that it can recover
+            // to the desired value after reboot.
+            mPersistentSettings.put(ThreadPersistentSettings.THREAD_ENABLED.key, isEnabled);
+        }
+
         try {
             getOtDaemon().setThreadEnabled(isEnabled, newOtStatusReceiver(receiver));
         } catch (RemoteException e) {
@@ -343,6 +371,67 @@
         }
     }
 
+    private void registerUserRestrictionsReceiver() {
+        mContext.registerReceiver(
+                new BroadcastReceiver() {
+                    @Override
+                    public void onReceive(Context context, Intent intent) {
+                        onUserRestrictionsChanged(isThreadUserRestricted());
+                    }
+                },
+                new IntentFilter(UserManager.ACTION_USER_RESTRICTIONS_CHANGED),
+                null /* broadcastPermission */,
+                mHandler);
+    }
+
+    private void onUserRestrictionsChanged(boolean newUserRestrictedState) {
+        checkOnHandlerThread();
+        if (mUserRestricted == newUserRestrictedState) {
+            return;
+        }
+        Log.i(
+                TAG,
+                "Thread user restriction changed: "
+                        + mUserRestricted
+                        + " -> "
+                        + newUserRestrictedState);
+        mUserRestricted = newUserRestrictedState;
+
+        final boolean isEnabled = isEnabled();
+        final IOperationReceiver receiver =
+                new IOperationReceiver.Stub() {
+                    @Override
+                    public void onSuccess() {
+                        Log.d(
+                                TAG,
+                                (isEnabled ? "Enabled" : "Disabled")
+                                        + " Thread due to user restriction change");
+                    }
+
+                    @Override
+                    public void onError(int otError, String messages) {
+                        Log.e(
+                                TAG,
+                                "Failed to "
+                                        + (isEnabled ? "enable" : "disable")
+                                        + " Thread for user restriction change");
+                    }
+                };
+        // Do not save the user restriction state to persistent settings so that the user
+        // configuration won't be overwritten
+        setEnabledInternal(isEnabled, false /* persist */, new OperationReceiverWrapper(receiver));
+    }
+
+    /** Returns {@code true} if Thread is set enabled. */
+    private boolean isEnabled() {
+        return !mUserRestricted && mPersistentSettings.get(ThreadPersistentSettings.THREAD_ENABLED);
+    }
+
+    /** Returns {@code true} if Thread has been restricted for the user. */
+    private boolean isThreadUserRestricted() {
+        return mUserManager.hasUserRestriction(DISALLOW_THREAD_NETWORK);
+    }
+
     private void requestUpstreamNetwork() {
         if (mUpstreamNetworkCallback != null) {
             throw new AssertionError("The upstream network request is already there.");
@@ -365,25 +454,31 @@
         @Override
         public void onAvailable(@NonNull Network network) {
             checkOnHandlerThread();
-            Log.i(TAG, "onAvailable: " + network);
+            Log.i(TAG, "Upstream network available: " + network);
         }
 
         @Override
         public void onLost(@NonNull Network network) {
             checkOnHandlerThread();
-            Log.i(TAG, "onLost: " + network);
+            Log.i(TAG, "Upstream network lost: " + network);
+
+            // TODO: disable border routing when upsteam network disconnected
         }
 
         @Override
         public void onLinkPropertiesChanged(
                 @NonNull Network network, @NonNull LinkProperties linkProperties) {
             checkOnHandlerThread();
-            Log.i(
-                    TAG,
-                    String.format(
-                            "onLinkPropertiesChanged: {network: %s, interface: %s}",
-                            network, linkProperties.getInterfaceName()));
-            mNetworkToInterface.put(network, linkProperties.getInterfaceName());
+
+            String existingIfName = mNetworkToInterface.get(network);
+            String newIfName = linkProperties.getInterfaceName();
+            if (Objects.equals(existingIfName, newIfName)) {
+                return;
+            }
+            Log.i(TAG, "Upstream network changed: " + existingIfName + " -> " + newIfName);
+            mNetworkToInterface.put(network, newIfName);
+
+            // TODO: disable border routing if netIfName is null
             if (network.equals(mUpstreamNetwork)) {
                 enableBorderRouting(mNetworkToInterface.get(mUpstreamNetwork));
             }
@@ -394,14 +489,20 @@
         @Override
         public void onAvailable(@NonNull Network network) {
             checkOnHandlerThread();
-            Log.i(TAG, "onAvailable: Thread network Available");
+            Log.i(TAG, "Thread network available: " + network);
         }
 
         @Override
         public void onLocalNetworkInfoChanged(
                 @NonNull Network network, @NonNull LocalNetworkInfo localNetworkInfo) {
             checkOnHandlerThread();
-            Log.i(TAG, "onLocalNetworkInfoChanged: " + localNetworkInfo);
+            Log.i(
+                    TAG,
+                    "LocalNetworkInfo of Thread network changed: {threadNetwork: "
+                            + network
+                            + ", localNetworkInfo: "
+                            + localNetworkInfo
+                            + "}");
             if (localNetworkInfo.getUpstreamNetwork() == null) {
                 mUpstreamNetwork = null;
                 return;
@@ -453,7 +554,7 @@
                 mHandler.getLooper(),
                 TAG,
                 netCaps,
-                mLinkProperties,
+                mTunIfController.getLinkProperties(),
                 newLocalNetworkConfig(),
                 score,
                 new NetworkAgentConfig.Builder().build(),
@@ -484,46 +585,6 @@
         mNetworkAgent = null;
     }
 
-    private void updateTunInterfaceAddress(LinkAddress linkAddress, boolean isAdded) {
-        try {
-            if (isAdded) {
-                mTunIfController.addAddress(linkAddress);
-            } else {
-                mTunIfController.removeAddress(linkAddress);
-            }
-        } catch (IOException e) {
-            Log.e(
-                    TAG,
-                    String.format(
-                            "Failed to %s Thread tun interface address %s",
-                            (isAdded ? "add" : "remove"), linkAddress),
-                    e);
-        }
-    }
-
-    private void updateNetworkLinkProperties(LinkAddress linkAddress, boolean isAdded) {
-        RouteInfo routeInfo =
-                new RouteInfo(
-                        new IpPrefix(linkAddress.getAddress(), 64),
-                        null,
-                        TUN_IF_NAME,
-                        RouteInfo.RTN_UNICAST,
-                        TunInterfaceController.MTU);
-        if (isAdded) {
-            mLinkProperties.addLinkAddress(linkAddress);
-            mLinkProperties.addRoute(routeInfo);
-        } else {
-            mLinkProperties.removeLinkAddress(linkAddress);
-            mLinkProperties.removeRoute(routeInfo);
-        }
-
-        // The Thread daemon can send link property updates before the networkAgent is
-        // registered
-        if (mNetworkAgent != null) {
-            mNetworkAgent.sendLinkProperties(mLinkProperties);
-        }
-    }
-
     @Override
     public int getThreadVersion() {
         return THREAD_VERSION_1_3;
@@ -679,9 +740,6 @@
                 return ERROR_ABORTED;
             case OT_ERROR_BUSY:
                 return ERROR_BUSY;
-            case OT_ERROR_DETACHED:
-            case OT_ERROR_INVALID_STATE:
-                return ERROR_FAILED_PRECONDITION;
             case OT_ERROR_NO_BUFS:
                 return ERROR_RESOURCE_EXHAUSTED;
             case OT_ERROR_PARSE:
@@ -695,6 +753,9 @@
                 return ERROR_UNSUPPORTED_CHANNEL;
             case OT_ERROR_THREAD_DISABLED:
                 return ERROR_THREAD_DISABLED;
+            case OT_ERROR_FAILED_PRECONDITION:
+                return ERROR_FAILED_PRECONDITION;
+            case OT_ERROR_INVALID_STATE:
             default:
                 return ERROR_INTERNAL_ERROR;
         }
@@ -829,7 +890,7 @@
                 && infraIfName.equals(mBorderRouterConfig.infraInterfaceName)) {
             return;
         }
-        Log.i(TAG, "enableBorderRouting on AIL: " + infraIfName);
+        Log.i(TAG, "Enable border routing on AIL: " + infraIfName);
         try {
             mBorderRouterConfig.infraInterfaceName = infraIfName;
             mBorderRouterConfig.infraInterfaceIcmp6Socket =
@@ -860,7 +921,7 @@
     private void handleThreadInterfaceStateChanged(boolean isUp) {
         try {
             mTunIfController.setInterfaceUp(isUp);
-            Log.d(TAG, "Thread network interface becomes " + (isUp ? "up" : "down"));
+            Log.i(TAG, "Thread TUN interface becomes " + (isUp ? "up" : "down"));
         } catch (IOException e) {
             Log.e(TAG, "Failed to handle Thread interface state changes", e);
         }
@@ -868,13 +929,13 @@
 
     private void handleDeviceRoleChanged(@DeviceRole int deviceRole) {
         if (ThreadNetworkController.isAttached(deviceRole)) {
-            Log.d(TAG, "Attached to the Thread network");
+            Log.i(TAG, "Attached to the Thread network");
 
             // This is an idempotent method which can be called for multiple times when the device
             // is already attached (e.g. going from Child to Router)
             registerThreadNetwork();
         } else {
-            Log.d(TAG, "Detached from the Thread network");
+            Log.i(TAG, "Detached from the Thread network");
 
             // This is an idempotent method which can be called for multiple times when the device
             // is already detached or stopped
@@ -891,10 +952,17 @@
         }
 
         LinkAddress linkAddress = newLinkAddress(addressInfo);
-        Log.d(TAG, (isAdded ? "Adding" : "Removing") + " address " + linkAddress);
+        if (isAdded) {
+            mTunIfController.addAddress(linkAddress);
+        } else {
+            mTunIfController.removeAddress(linkAddress);
+        }
 
-        updateTunInterfaceAddress(linkAddress, isAdded);
-        updateNetworkLinkProperties(linkAddress, isAdded);
+        // The OT daemon can send link property updates before the networkAgent is
+        // registered
+        if (mNetworkAgent != null) {
+            mNetworkAgent.sendLinkProperties(mTunIfController.getLinkProperties());
+        }
     }
 
     private boolean isMulticastForwardingEnabled() {
@@ -915,6 +983,9 @@
         if (isMulticastForwardingEnabled() == isEnabled) {
             return;
         }
+
+        Log.i(TAG, "Multicast forwaring is " + (isEnabled ? "enabled" : "disabled"));
+
         if (isEnabled) {
             // When multicast forwarding is enabled, setup upstream forwarding to any address
             // with minimal scope 4
@@ -930,10 +1001,6 @@
             mDownstreamMulticastRoutingConfig = CONFIG_FORWARD_NONE;
         }
         sendLocalNetworkConfig();
-        Log.d(
-                TAG,
-                "Sent updated localNetworkConfig with multicast forwarding "
-                        + (isEnabled ? "enabled" : "disabled"));
     }
 
     private void handleMulticastForwardingAddressChanged(byte[] addressBytes, boolean isAdded) {
diff --git a/thread/service/java/com/android/server/thread/TunInterfaceController.java b/thread/service/java/com/android/server/thread/TunInterfaceController.java
index 7223b2a..b29a54f 100644
--- a/thread/service/java/com/android/server/thread/TunInterfaceController.java
+++ b/thread/service/java/com/android/server/thread/TunInterfaceController.java
@@ -17,7 +17,10 @@
 package com.android.server.thread;
 
 import android.annotation.Nullable;
+import android.net.IpPrefix;
 import android.net.LinkAddress;
+import android.net.LinkProperties;
+import android.net.RouteInfo;
 import android.net.util.SocketUtils;
 import android.os.ParcelFileDescriptor;
 import android.os.SystemClock;
@@ -31,6 +34,7 @@
 
 import java.io.FileDescriptor;
 import java.io.IOException;
+import java.io.InterruptedIOException;
 
 /** Controller for virtual/tunnel network interfaces. */
 public class TunInterfaceController {
@@ -43,13 +47,21 @@
     }
 
     private final String mIfName;
+    private final LinkProperties mLinkProperties = new LinkProperties();
     private ParcelFileDescriptor mParcelTunFd;
     private FileDescriptor mNetlinkSocket;
     private static int sNetlinkSeqNo = 0;
 
     /** Creates a new {@link TunInterfaceController} instance for given interface. */
     public TunInterfaceController(String interfaceName) {
-        this.mIfName = interfaceName;
+        mIfName = interfaceName;
+        mLinkProperties.setInterfaceName(mIfName);
+        mLinkProperties.setMtu(MTU);
+    }
+
+    /** Returns link properties of the Thread TUN interface. */
+    public LinkProperties getLinkProperties() {
+        return mLinkProperties;
     }
 
     /**
@@ -87,13 +99,18 @@
 
     /** Sets the interface up or down according to {@code isUp}. */
     public void setInterfaceUp(boolean isUp) throws IOException {
+        if (!isUp) {
+            for (LinkAddress address : mLinkProperties.getAllLinkAddresses()) {
+                removeAddress(address);
+            }
+        }
         nativeSetInterfaceUp(mIfName, isUp);
     }
 
     private native void nativeSetInterfaceUp(String interfaceName, boolean isUp) throws IOException;
 
     /** Adds a new address to the interface. */
-    public void addAddress(LinkAddress address) throws IOException {
+    public void addAddress(LinkAddress address) {
         Log.d(TAG, "Adding address " + address + " with flags: " + address.getFlags());
 
         long validLifetimeSeconds;
@@ -121,7 +138,7 @@
 
         byte[] message =
                 RtNetlinkAddressMessage.newRtmNewAddressMessage(
-                        sNetlinkSeqNo,
+                        sNetlinkSeqNo++,
                         address.getAddress(),
                         (short) address.getPrefixLength(),
                         address.getFlags(),
@@ -131,13 +148,51 @@
                         preferredLifetimeSeconds);
         try {
             Os.write(mNetlinkSocket, message, 0, message.length);
-        } catch (ErrnoException e) {
-            throw new IOException("Failed to send netlink message", e);
+        } catch (ErrnoException | InterruptedIOException e) {
+            Log.e(TAG, "Failed to add address " + address, e);
+            return;
         }
+        mLinkProperties.addLinkAddress(address);
+        mLinkProperties.addRoute(getRouteForAddress(address));
     }
 
     /** Removes an address from the interface. */
-    public void removeAddress(LinkAddress address) throws IOException {
-        // TODO(b/263222068): remove address with netlink
+    public void removeAddress(LinkAddress address) {
+        Log.d(TAG, "Removing address " + address);
+        byte[] message =
+                RtNetlinkAddressMessage.newRtmDelAddressMessage(
+                        sNetlinkSeqNo++,
+                        address.getAddress(),
+                        (short) address.getPrefixLength(),
+                        Os.if_nametoindex(mIfName));
+
+        // Intentionally update the mLinkProperties before send netlink message because the
+        // address is already removed from ot-daemon and apps can't reach to the address even
+        // when the netlink request below fails
+        mLinkProperties.removeLinkAddress(address);
+        mLinkProperties.removeRoute(getRouteForAddress(address));
+        try {
+            Os.write(mNetlinkSocket, message, 0, message.length);
+        } catch (ErrnoException | InterruptedIOException e) {
+            Log.e(TAG, "Failed to remove address " + address, e);
+        }
+    }
+
+    private RouteInfo getRouteForAddress(LinkAddress linkAddress) {
+        return new RouteInfo(
+                new IpPrefix(linkAddress.getAddress(), linkAddress.getPrefixLength()),
+                null,
+                mIfName,
+                RouteInfo.RTN_UNICAST,
+                MTU);
+    }
+
+    /** Called by {@link ThreadNetworkControllerService} to do clean up when ot-daemon is dead. */
+    public void onOtDaemonDied() {
+        try {
+            setInterfaceUp(false);
+        } catch (IOException e) {
+            Log.e(TAG, "Failed to set Thread TUN interface down");
+        }
     }
 }
diff --git a/thread/tests/cts/Android.bp b/thread/tests/cts/Android.bp
index 2f38bfd..522120c 100644
--- a/thread/tests/cts/Android.bp
+++ b/thread/tests/cts/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_thread_network",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -50,4 +51,5 @@
     // Test coverage system runs on different devices. Need to
     // compile for all architectures.
     compile_multilib: "both",
+    platform_apis: true,
 }
diff --git a/thread/tests/cts/AndroidManifest.xml b/thread/tests/cts/AndroidManifest.xml
index 4370fe3..1541bf5 100644
--- a/thread/tests/cts/AndroidManifest.xml
+++ b/thread/tests/cts/AndroidManifest.xml
@@ -19,6 +19,9 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     package="android.net.thread.cts">
 
+    <uses-permission android:name="android.permission.INTERNET"/>
+    <uses-permission android:name="android.permission.CHANGE_NETWORK_STATE"/>
+
     <application android:debuggable="true">
         <uses-library android:name="android.test.runner" />
     </application>
diff --git a/thread/tests/cts/src/android/net/thread/cts/ThreadNetworkControllerTest.java b/thread/tests/cts/src/android/net/thread/cts/ThreadNetworkControllerTest.java
index aab4b2e..3bec36b 100644
--- a/thread/tests/cts/src/android/net/thread/cts/ThreadNetworkControllerTest.java
+++ b/thread/tests/cts/src/android/net/thread/cts/ThreadNetworkControllerTest.java
@@ -17,6 +17,7 @@
 package android.net.thread.cts;
 
 import static android.Manifest.permission.ACCESS_NETWORK_STATE;
+import static android.Manifest.permission.MANAGE_TEST_NETWORKS;
 import static android.net.thread.ThreadNetworkController.DEVICE_ROLE_CHILD;
 import static android.net.thread.ThreadNetworkController.DEVICE_ROLE_LEADER;
 import static android.net.thread.ThreadNetworkController.DEVICE_ROLE_ROUTER;
@@ -32,6 +33,7 @@
 
 import static androidx.test.platform.app.InstrumentationRegistry.getInstrumentation;
 
+import static com.android.testutils.TestNetworkTrackerKt.initTestNetwork;
 import static com.android.testutils.TestPermissionUtil.runAsShell;
 
 import static com.google.common.truth.Truth.assertThat;
@@ -46,9 +48,12 @@
 
 import android.content.Context;
 import android.net.ConnectivityManager;
+import android.net.LinkAddress;
 import android.net.Network;
 import android.net.NetworkCapabilities;
 import android.net.NetworkRequest;
+import android.net.nsd.NsdManager;
+import android.net.nsd.NsdServiceInfo;
 import android.net.thread.ActiveOperationalDataset;
 import android.net.thread.OperationalDatasetTimestamp;
 import android.net.thread.PendingOperationalDataset;
@@ -60,6 +65,7 @@
 import android.os.Build;
 import android.os.OutcomeReceiver;
 
+import androidx.annotation.NonNull;
 import androidx.test.core.app.ApplicationProvider;
 import androidx.test.filters.LargeTest;
 
@@ -68,6 +74,7 @@
 import com.android.testutils.DevSdkIgnoreRule.IgnoreUpTo;
 import com.android.testutils.DevSdkIgnoreRunner;
 import com.android.testutils.FunctionalUtils.ThrowingRunnable;
+import com.android.testutils.TestNetworkTracker;
 
 import org.junit.After;
 import org.junit.Before;
@@ -75,16 +82,22 @@
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
+import java.nio.charset.StandardCharsets;
 import java.time.Duration;
 import java.time.Instant;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.HashSet;
 import java.util.List;
+import java.util.Map;
+import java.util.Random;
 import java.util.Set;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
+import java.util.concurrent.TimeoutException;
+import java.util.function.Predicate;
 
 /** CTS tests for {@link ThreadNetworkController}. */
 @LargeTest
@@ -97,6 +110,8 @@
     private static final int NETWORK_CALLBACK_TIMEOUT_MILLIS = 10 * 1000;
     private static final int CALLBACK_TIMEOUT_MILLIS = 1_000;
     private static final int ENABLED_TIMEOUT_MILLIS = 2_000;
+    private static final int SERVICE_DISCOVERY_TIMEOUT_MILLIS = 10 * 1000;
+    private static final String MESHCOP_SERVICE_TYPE = "_meshcop._udp";
     private static final String THREAD_NETWORK_PRIVILEGED =
             "android.permission.THREAD_NETWORK_PRIVILEGED";
 
@@ -105,6 +120,7 @@
     private final Context mContext = ApplicationProvider.getApplicationContext();
     private ExecutorService mExecutor;
     private ThreadNetworkController mController;
+    private NsdManager mNsdManager;
 
     private Set<String> mGrantedPermissions;
 
@@ -123,6 +139,8 @@
         assumeNotNull(mController);
 
         setEnabledAndWait(mController, true);
+
+        mNsdManager = mContext.getSystemService(NsdManager.class);
     }
 
     @After
@@ -809,6 +827,74 @@
         getInstrumentation().getUiAutomation().adoptShellPermissionIdentity(allPermissions);
     }
 
+    @Test
+    public void meshcopService_threadEnabledButNotJoined_discoveredButNoNetwork() throws Exception {
+        TestNetworkTracker testNetwork = setUpTestNetwork();
+
+        setEnabledAndWait(mController, true);
+        leaveAndWait(mController);
+
+        NsdServiceInfo serviceInfo =
+                expectServiceResolved(
+                        MESHCOP_SERVICE_TYPE,
+                        SERVICE_DISCOVERY_TIMEOUT_MILLIS,
+                        s -> s.getAttributes().get("at") == null);
+
+        Map<String, byte[]> txtMap = serviceInfo.getAttributes();
+
+        assertThat(txtMap.get("rv")).isNotNull();
+        assertThat(txtMap.get("tv")).isNotNull();
+        assertThat(txtMap.get("sb")).isNotNull();
+
+        tearDownTestNetwork(testNetwork);
+    }
+
+    @Test
+    public void meshcopService_joinedNetwork_discoveredHasNetwork() throws Exception {
+        TestNetworkTracker testNetwork = setUpTestNetwork();
+
+        String networkName = "TestNet" + new Random().nextInt(10_000);
+        joinRandomizedDatasetAndWait(mController, networkName);
+
+        Predicate<NsdServiceInfo> predicate =
+                serviceInfo ->
+                        serviceInfo.getAttributes().get("at") != null
+                                && Arrays.equals(
+                                        serviceInfo.getAttributes().get("nn"),
+                                        networkName.getBytes(StandardCharsets.UTF_8));
+
+        NsdServiceInfo resolvedService =
+                expectServiceResolved(
+                        MESHCOP_SERVICE_TYPE, SERVICE_DISCOVERY_TIMEOUT_MILLIS, predicate);
+
+        Map<String, byte[]> txtMap = resolvedService.getAttributes();
+        assertThat(txtMap.get("rv")).isNotNull();
+        assertThat(txtMap.get("tv")).isNotNull();
+        assertThat(txtMap.get("sb")).isNotNull();
+        assertThat(txtMap.get("id").length).isEqualTo(16);
+
+        tearDownTestNetwork(testNetwork);
+    }
+
+    @Test
+    public void meshcopService_threadDisabled_notDiscovered() throws Exception {
+        TestNetworkTracker testNetwork = setUpTestNetwork();
+
+        CompletableFuture<NsdServiceInfo> serviceLostFuture = new CompletableFuture<>();
+        NsdManager.DiscoveryListener listener =
+                discoverForServiceLost(MESHCOP_SERVICE_TYPE, serviceLostFuture);
+        setEnabledAndWait(mController, false);
+
+        try {
+            serviceLostFuture.get(10_000, MILLISECONDS);
+        } finally {
+            mNsdManager.stopServiceDiscovery(listener);
+        }
+        assertThrows(TimeoutException.class, () -> discoverService(MESHCOP_SERVICE_TYPE));
+
+        tearDownTestNetwork(testNetwork);
+    }
+
     private static void dropAllPermissions() {
         getInstrumentation().getUiAutomation().dropShellPermissionIdentity();
     }
@@ -888,6 +974,12 @@
         runAsShell(THREAD_NETWORK_PRIVILEGED, () -> controller.leave(mExecutor, receiver));
     }
 
+    private void leaveAndWait(ThreadNetworkController controller) throws Exception {
+        CompletableFuture<Void> future = new CompletableFuture<>();
+        leave(controller, future::complete);
+        future.get(LEAVE_TIMEOUT_MILLIS, MILLISECONDS);
+    }
+
     private void scheduleMigration(
             ThreadNetworkController controller,
             PendingOperationalDataset pendingDataset,
@@ -942,9 +1034,9 @@
         waitForEnabledState(controller, booleanToEnabledState(enabled));
     }
 
-    private CompletableFuture joinRandomizedDataset(ThreadNetworkController controller)
-            throws Exception {
-        ActiveOperationalDataset activeDataset = newRandomizedDataset("TestNet", controller);
+    private CompletableFuture joinRandomizedDataset(
+            ThreadNetworkController controller, String networkName) throws Exception {
+        ActiveOperationalDataset activeDataset = newRandomizedDataset(networkName, controller);
         CompletableFuture<Void> joinFuture = new CompletableFuture<>();
         runAsShell(
                 THREAD_NETWORK_PRIVILEGED,
@@ -953,7 +1045,12 @@
     }
 
     private void joinRandomizedDatasetAndWait(ThreadNetworkController controller) throws Exception {
-        CompletableFuture<Void> joinFuture = joinRandomizedDataset(controller);
+        joinRandomizedDatasetAndWait(controller, "TestNet");
+    }
+
+    private void joinRandomizedDatasetAndWait(
+            ThreadNetworkController controller, String networkName) throws Exception {
+        CompletableFuture<Void> joinFuture = joinRandomizedDataset(controller, networkName);
         joinFuture.get(JOIN_TIMEOUT_MILLIS, MILLISECONDS);
         assertThat(isAttached(controller)).isTrue();
     }
@@ -1010,4 +1107,103 @@
             fail("Should not have thrown " + e);
         }
     }
+
+    // Return the first discovered service instance.
+    private NsdServiceInfo discoverService(String serviceType) throws Exception {
+        CompletableFuture<NsdServiceInfo> serviceInfoFuture = new CompletableFuture<>();
+        NsdManager.DiscoveryListener listener =
+                new DefaultDiscoveryListener() {
+                    @Override
+                    public void onServiceFound(NsdServiceInfo serviceInfo) {
+                        serviceInfoFuture.complete(serviceInfo);
+                    }
+                };
+        mNsdManager.discoverServices(serviceType, NsdManager.PROTOCOL_DNS_SD, listener);
+        try {
+            serviceInfoFuture.get(SERVICE_DISCOVERY_TIMEOUT_MILLIS, MILLISECONDS);
+        } finally {
+            mNsdManager.stopServiceDiscovery(listener);
+        }
+
+        return serviceInfoFuture.get();
+    }
+
+    private NsdManager.DiscoveryListener discoverForServiceLost(
+            String serviceType, CompletableFuture<NsdServiceInfo> serviceInfoFuture) {
+        NsdManager.DiscoveryListener listener =
+                new DefaultDiscoveryListener() {
+                    @Override
+                    public void onServiceLost(NsdServiceInfo serviceInfo) {
+                        serviceInfoFuture.complete(serviceInfo);
+                    }
+                };
+        mNsdManager.discoverServices(serviceType, NsdManager.PROTOCOL_DNS_SD, listener);
+        return listener;
+    }
+
+    private NsdServiceInfo expectServiceResolved(
+            String serviceType, int timeoutMilliseconds, Predicate<NsdServiceInfo> predicate)
+            throws Exception {
+        NsdServiceInfo discoveredServiceInfo = discoverService(serviceType);
+        CompletableFuture<NsdServiceInfo> future = new CompletableFuture<>();
+        NsdManager.ServiceInfoCallback callback =
+                new DefaultServiceInfoCallback() {
+                    @Override
+                    public void onServiceUpdated(@NonNull NsdServiceInfo serviceInfo) {
+                        if (predicate.test(serviceInfo)) {
+                            future.complete(serviceInfo);
+                        }
+                    }
+                };
+        mNsdManager.registerServiceInfoCallback(discoveredServiceInfo, mExecutor, callback);
+        try {
+            return future.get(timeoutMilliseconds, MILLISECONDS);
+        } finally {
+            mNsdManager.unregisterServiceInfoCallback(callback);
+        }
+    }
+
+    TestNetworkTracker setUpTestNetwork() {
+        return runAsShell(
+                MANAGE_TEST_NETWORKS,
+                () -> initTestNetwork(mContext, new LinkAddress("2001:db8:123::/64"), 10_000));
+    }
+
+    void tearDownTestNetwork(TestNetworkTracker testNetwork) {
+        runAsShell(MANAGE_TEST_NETWORKS, () -> testNetwork.teardown());
+    }
+
+    private static class DefaultDiscoveryListener implements NsdManager.DiscoveryListener {
+        @Override
+        public void onStartDiscoveryFailed(String serviceType, int errorCode) {}
+
+        @Override
+        public void onStopDiscoveryFailed(String serviceType, int errorCode) {}
+
+        @Override
+        public void onDiscoveryStarted(String serviceType) {}
+
+        @Override
+        public void onDiscoveryStopped(String serviceType) {}
+
+        @Override
+        public void onServiceFound(NsdServiceInfo serviceInfo) {}
+
+        @Override
+        public void onServiceLost(NsdServiceInfo serviceInfo) {}
+    }
+
+    private static class DefaultServiceInfoCallback implements NsdManager.ServiceInfoCallback {
+        @Override
+        public void onServiceInfoCallbackRegistrationFailed(int errorCode) {}
+
+        @Override
+        public void onServiceUpdated(@NonNull NsdServiceInfo serviceInfo) {}
+
+        @Override
+        public void onServiceLost() {}
+
+        @Override
+        public void onServiceInfoCallbackUnregistered() {}
+    }
 }
diff --git a/thread/tests/cts/src/android/net/thread/cts/ThreadNetworkExceptionTest.java b/thread/tests/cts/src/android/net/thread/cts/ThreadNetworkExceptionTest.java
new file mode 100644
index 0000000..7d9ae81
--- /dev/null
+++ b/thread/tests/cts/src/android/net/thread/cts/ThreadNetworkExceptionTest.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.net.thread.cts;
+
+import static android.net.thread.ThreadNetworkException.ERROR_INTERNAL_ERROR;
+import static android.net.thread.ThreadNetworkException.ERROR_THREAD_DISABLED;
+import static android.net.thread.ThreadNetworkException.ERROR_UNKNOWN;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.junit.Assert.assertThrows;
+
+import android.net.thread.ThreadNetworkException;
+
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+import androidx.test.filters.SmallTest;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+/** CTS tests for {@link ThreadNetworkException}. */
+@SmallTest
+@RunWith(AndroidJUnit4.class)
+public final class ThreadNetworkExceptionTest {
+    @Test
+    public void constructor_validValues_valuesAreConnectlySet() throws Exception {
+        ThreadNetworkException errorThreadDisabled =
+                new ThreadNetworkException(ERROR_THREAD_DISABLED, "Thread disabled error!");
+        ThreadNetworkException errorInternalError =
+                new ThreadNetworkException(ERROR_INTERNAL_ERROR, "internal error!");
+
+        assertThat(errorThreadDisabled.getErrorCode()).isEqualTo(ERROR_THREAD_DISABLED);
+        assertThat(errorThreadDisabled.getMessage()).isEqualTo("Thread disabled error!");
+        assertThat(errorInternalError.getErrorCode()).isEqualTo(ERROR_INTERNAL_ERROR);
+        assertThat(errorInternalError.getMessage()).isEqualTo("internal error!");
+    }
+
+    @Test
+    public void constructor_nullMessage_throwsNullPointerException() throws Exception {
+        assertThrows(
+                NullPointerException.class,
+                () -> new ThreadNetworkException(ERROR_UNKNOWN, null /* message */));
+    }
+
+    @Test
+    public void constructor_tooSmallErrorCode_throwsIllegalArgumentException() throws Exception {
+        assertThrows(IllegalArgumentException.class, () -> new ThreadNetworkException(0, "0"));
+        // TODO: add argument check for too large error code when mainline CTS is ready. This was
+        // not added here for CTS forward copatibility.
+    }
+}
diff --git a/thread/tests/integration/Android.bp b/thread/tests/integration/Android.bp
index ebd6a4d..6ba192d 100644
--- a/thread/tests/integration/Android.bp
+++ b/thread/tests/integration/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_thread_network",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -23,12 +24,14 @@
     min_sdk_version: "30",
     static_libs: [
         "androidx.test.rules",
+        "compatibility-device-util-axt",
         "guava",
         "mockito-target-minus-junit4",
         "net-tests-utils",
         "net-utils-device-common",
         "net-utils-device-common-bpf",
         "testables",
+        "truth",
     ],
     libs: [
         "android.test.runner",
diff --git a/thread/tests/integration/AndroidTest.xml b/thread/tests/integration/AndroidTest.xml
index ec9b5f3..152c1c3 100644
--- a/thread/tests/integration/AndroidTest.xml
+++ b/thread/tests/integration/AndroidTest.xml
@@ -31,6 +31,8 @@
         <option name="mainline-module-package-name" value="com.google.android.tethering" />
     </object>
 
+    <target_preparer class="com.android.tradefed.targetprep.RootTargetPreparer" />
+
     <!-- Install test -->
     <target_preparer class="com.android.tradefed.targetprep.suite.SuiteApkInstaller">
         <option name="test-file-name" value="ThreadNetworkIntegrationTests.apk" />
diff --git a/thread/tests/integration/src/android/net/thread/BorderRoutingTest.java b/thread/tests/integration/src/android/net/thread/BorderRoutingTest.java
index 5d9f084..2fccf6b 100644
--- a/thread/tests/integration/src/android/net/thread/BorderRoutingTest.java
+++ b/thread/tests/integration/src/android/net/thread/BorderRoutingTest.java
@@ -18,14 +18,17 @@
 
 import static android.Manifest.permission.MANAGE_TEST_NETWORKS;
 import static android.Manifest.permission.NETWORK_SETTINGS;
-import static android.net.thread.IntegrationTestUtils.isExpectedIcmpv6Packet;
-import static android.net.thread.IntegrationTestUtils.isSimulatedThreadRadioSupported;
-import static android.net.thread.IntegrationTestUtils.newPacketReader;
-import static android.net.thread.IntegrationTestUtils.readPacketFrom;
-import static android.net.thread.IntegrationTestUtils.waitFor;
-import static android.net.thread.IntegrationTestUtils.waitForStateAnyOf;
 import static android.net.thread.ThreadNetworkController.DEVICE_ROLE_LEADER;
 import static android.net.thread.ThreadNetworkManager.PERMISSION_THREAD_NETWORK_PRIVILEGED;
+import static android.net.thread.utils.IntegrationTestUtils.JOIN_TIMEOUT;
+import static android.net.thread.utils.IntegrationTestUtils.RESTART_JOIN_TIMEOUT;
+import static android.net.thread.utils.IntegrationTestUtils.isExpectedIcmpv6Packet;
+import static android.net.thread.utils.IntegrationTestUtils.isSimulatedThreadRadioSupported;
+import static android.net.thread.utils.IntegrationTestUtils.newPacketReader;
+import static android.net.thread.utils.IntegrationTestUtils.readPacketFrom;
+import static android.net.thread.utils.IntegrationTestUtils.sendUdpMessage;
+import static android.net.thread.utils.IntegrationTestUtils.waitFor;
+import static android.net.thread.utils.IntegrationTestUtils.waitForStateAnyOf;
 
 import static com.android.net.module.util.NetworkStackConstants.ICMPV6_ECHO_REPLY_TYPE;
 import static com.android.testutils.TestNetworkTrackerKt.initTestNetwork;
@@ -34,13 +37,18 @@
 import static com.google.common.io.BaseEncoding.base16;
 import static com.google.common.util.concurrent.MoreExecutors.directExecutor;
 
+import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assume.assumeNotNull;
 import static org.junit.Assume.assumeTrue;
 
+import static java.util.concurrent.TimeUnit.MILLISECONDS;
+
 import android.content.Context;
 import android.net.LinkProperties;
 import android.net.MacAddress;
+import android.net.thread.utils.FullThreadDevice;
+import android.net.thread.utils.InfraNetworkDevice;
 import android.os.Handler;
 import android.os.HandlerThread;
 
@@ -57,7 +65,9 @@
 import org.junit.runner.RunWith;
 
 import java.net.Inet6Address;
+import java.time.Duration;
 import java.util.List;
+import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.TimeUnit;
 
@@ -155,14 +165,14 @@
         runAsShell(
                 PERMISSION_THREAD_NETWORK_PRIVILEGED,
                 () -> mController.join(DEFAULT_DATASET, directExecutor(), result -> {}));
-        waitForStateAnyOf(mController, List.of(DEVICE_ROLE_LEADER), 30 /* timeoutSeconds */);
+        waitForStateAnyOf(mController, List.of(DEVICE_ROLE_LEADER), JOIN_TIMEOUT);
 
         // Creates a Full Thread Device (FTD) and lets it join the network.
         FullThreadDevice ftd = new FullThreadDevice(5 /* node ID */);
         ftd.factoryReset();
         ftd.joinNetwork(DEFAULT_DATASET);
-        ftd.waitForStateAnyOf(List.of("router", "child"), 10 /* timeoutSeconds */);
-        waitFor(() -> ftd.getOmrAddress() != null, 60 /* timeoutSeconds */);
+        ftd.waitForStateAnyOf(List.of("router", "child"), JOIN_TIMEOUT);
+        waitFor(() -> ftd.getOmrAddress() != null, Duration.ofSeconds(60));
         Inet6Address ftdOmr = ftd.getOmrAddress();
         assertNotNull(ftdOmr);
 
@@ -171,7 +181,7 @@
                 newPacketReader(mInfraNetworkTracker.getTestIface(), mHandler);
         InfraNetworkDevice infraDevice =
                 new InfraNetworkDevice(MacAddress.fromString("1:2:3:4:5:6"), infraNetworkReader);
-        infraDevice.runSlaac(60 /* timeoutSeconds */);
+        infraDevice.runSlaac(Duration.ofSeconds(60));
         assertNotNull(infraDevice.ipv6Addr);
 
         // Infra device sends an echo request to FTD's OMR.
@@ -183,4 +193,44 @@
                         infraNetworkReader,
                         p -> isExpectedIcmpv6Packet(p, ICMPV6_ECHO_REPLY_TYPE)));
     }
+
+    @Test
+    public void unicastRouting_borderRouterSendsUdpToThreadDevice_datagramReceived()
+            throws Exception {
+        assumeTrue(isSimulatedThreadRadioSupported());
+
+        /*
+         * <pre>
+         * Topology:
+         *                   Thread
+         * Border Router -------------- Full Thread device
+         *  (Cuttlefish)
+         * </pre>
+         */
+
+        // BR forms a network.
+        CompletableFuture<Void> joinFuture = new CompletableFuture<>();
+        runAsShell(
+                PERMISSION_THREAD_NETWORK_PRIVILEGED,
+                () -> mController.join(DEFAULT_DATASET, directExecutor(), joinFuture::complete));
+        joinFuture.get(RESTART_JOIN_TIMEOUT.toMillis(), MILLISECONDS);
+
+        // Creates a Full Thread Device (FTD) and lets it join the network.
+        FullThreadDevice ftd = new FullThreadDevice(6 /* node ID */);
+        ftd.joinNetwork(DEFAULT_DATASET);
+        ftd.waitForStateAnyOf(List.of("router", "child"), JOIN_TIMEOUT);
+        waitFor(() -> ftd.getOmrAddress() != null, Duration.ofSeconds(60));
+        Inet6Address ftdOmr = ftd.getOmrAddress();
+        assertNotNull(ftdOmr);
+        Inet6Address ftdMlEid = ftd.getMlEid();
+        assertNotNull(ftdMlEid);
+
+        ftd.udpBind(ftdOmr, 12345);
+        sendUdpMessage(ftdOmr, 12345, "aaaaaaaa");
+        assertEquals("aaaaaaaa", ftd.udpReceive());
+
+        ftd.udpBind(ftdMlEid, 12345);
+        sendUdpMessage(ftdMlEid, 12345, "bbbbbbbb");
+        assertEquals("bbbbbbbb", ftd.udpReceive());
+    }
 }
diff --git a/thread/tests/integration/src/android/net/thread/ThreadIntegrationTest.java b/thread/tests/integration/src/android/net/thread/ThreadIntegrationTest.java
new file mode 100644
index 0000000..70897f0
--- /dev/null
+++ b/thread/tests/integration/src/android/net/thread/ThreadIntegrationTest.java
@@ -0,0 +1,198 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.net.thread;
+
+import static android.Manifest.permission.NETWORK_SETTINGS;
+import static android.net.thread.ThreadNetworkController.DEVICE_ROLE_DETACHED;
+import static android.net.thread.ThreadNetworkController.DEVICE_ROLE_LEADER;
+import static android.net.thread.ThreadNetworkController.DEVICE_ROLE_STOPPED;
+import static android.net.thread.ThreadNetworkManager.PERMISSION_THREAD_NETWORK_PRIVILEGED;
+import static android.net.thread.utils.IntegrationTestUtils.CALLBACK_TIMEOUT;
+import static android.net.thread.utils.IntegrationTestUtils.LEAVE_TIMEOUT;
+import static android.net.thread.utils.IntegrationTestUtils.RESTART_JOIN_TIMEOUT;
+import static android.net.thread.utils.IntegrationTestUtils.waitForStateAnyOf;
+
+import static com.android.compatibility.common.util.SystemUtil.runShellCommand;
+import static com.android.testutils.TestPermissionUtil.runAsShell;
+
+import static com.google.common.io.BaseEncoding.base16;
+import static com.google.common.truth.Truth.assertThat;
+import static com.google.common.util.concurrent.MoreExecutors.directExecutor;
+
+import static org.junit.Assume.assumeNotNull;
+
+import static java.util.concurrent.TimeUnit.MILLISECONDS;
+
+import android.annotation.Nullable;
+import android.content.Context;
+import android.net.thread.ThreadNetworkController.StateCallback;
+import android.net.thread.utils.OtDaemonController;
+import android.os.SystemClock;
+
+import androidx.test.core.app.ApplicationProvider;
+import androidx.test.filters.LargeTest;
+import androidx.test.runner.AndroidJUnit4;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import java.net.Inet6Address;
+import java.util.List;
+import java.util.concurrent.CompletableFuture;
+
+/** Tests for E2E Android Thread integration with ot-daemon, ConnectivityService, etc.. */
+@LargeTest
+@RunWith(AndroidJUnit4.class)
+public class ThreadIntegrationTest {
+    private final Context mContext = ApplicationProvider.getApplicationContext();
+    private ThreadNetworkController mController;
+    private OtDaemonController mOtCtl;
+
+    // A valid Thread Active Operational Dataset generated from OpenThread CLI "dataset init new".
+    private static final byte[] DEFAULT_DATASET_TLVS =
+            base16().decode(
+                            "0E080000000000010000000300001335060004001FFFE002"
+                                    + "08ACC214689BC40BDF0708FD64DB1225F47E0B0510F26B31"
+                                    + "53760F519A63BAFDDFFC80D2AF030F4F70656E5468726561"
+                                    + "642D643961300102D9A00410A245479C836D551B9CA557F7"
+                                    + "B9D351B40C0402A0FFF8");
+    private static final ActiveOperationalDataset DEFAULT_DATASET =
+            ActiveOperationalDataset.fromThreadTlvs(DEFAULT_DATASET_TLVS);
+
+    @Before
+    public void setUp() throws Exception {
+        final ThreadNetworkManager manager = mContext.getSystemService(ThreadNetworkManager.class);
+        if (manager != null) {
+            mController = manager.getAllThreadNetworkControllers().get(0);
+        }
+
+        // Run the tests on only devices where the Thread feature is available
+        assumeNotNull(mController);
+
+        mOtCtl = new OtDaemonController();
+        leaveAndWait(mController);
+    }
+
+    @After
+    public void tearDown() throws Exception {
+        if (mController == null) {
+            return;
+        }
+
+        setTestUpStreamNetworkAndWait(mController, null);
+        leaveAndWait(mController);
+    }
+
+    @Test
+    public void otDaemonRestart_notJoinedAndStopped_deviceRoleIsStopped() throws Exception {
+        leaveAndWait(mController);
+
+        runShellCommand("stop ot-daemon");
+        // TODO(b/323331973): the sleep is needed to workaround the race conditions
+        SystemClock.sleep(200);
+
+        waitForStateAnyOf(mController, List.of(DEVICE_ROLE_STOPPED), CALLBACK_TIMEOUT);
+    }
+
+    @Test
+    public void otDaemonRestart_JoinedNetworkAndStopped_autoRejoined() throws Exception {
+        joinAndWait(mController, DEFAULT_DATASET);
+
+        runShellCommand("stop ot-daemon");
+
+        waitForStateAnyOf(mController, List.of(DEVICE_ROLE_DETACHED), CALLBACK_TIMEOUT);
+        waitForStateAnyOf(mController, List.of(DEVICE_ROLE_LEADER), RESTART_JOIN_TIMEOUT);
+    }
+
+    @Test
+    public void otDaemonFactoryReset_deviceRoleIsStopped() throws Exception {
+        joinAndWait(mController, DEFAULT_DATASET);
+
+        mOtCtl.factoryReset();
+
+        assertThat(getDeviceRole(mController)).isEqualTo(DEVICE_ROLE_STOPPED);
+    }
+
+    @Test
+    public void otDaemonFactoryReset_addressesRemoved() throws Exception {
+        joinAndWait(mController, DEFAULT_DATASET);
+
+        mOtCtl.factoryReset();
+        String ifconfig = runShellCommand("ifconfig thread-wpan");
+
+        assertThat(ifconfig).doesNotContain("inet6 addr");
+    }
+
+    @Test
+    public void tunInterface_joinedNetwork_otAddressesAddedToTunInterface() throws Exception {
+        joinAndWait(mController, DEFAULT_DATASET);
+
+        String ifconfig = runShellCommand("ifconfig thread-wpan");
+        List<Inet6Address> otAddresses = mOtCtl.getAddresses();
+        assertThat(otAddresses).isNotEmpty();
+        for (Inet6Address otAddress : otAddresses) {
+            assertThat(ifconfig).contains(otAddress.getHostAddress());
+        }
+    }
+
+    // TODO (b/323300829): add more tests for integration with linux platform and
+    // ConnectivityService
+
+    private static int getDeviceRole(ThreadNetworkController controller) throws Exception {
+        CompletableFuture<Integer> future = new CompletableFuture<>();
+        StateCallback callback = future::complete;
+        controller.registerStateCallback(directExecutor(), callback);
+        try {
+            return future.get(CALLBACK_TIMEOUT.toMillis(), MILLISECONDS);
+        } finally {
+            controller.unregisterStateCallback(callback);
+        }
+    }
+
+    private static void joinAndWait(
+            ThreadNetworkController controller, ActiveOperationalDataset activeDataset)
+            throws Exception {
+        runAsShell(
+                PERMISSION_THREAD_NETWORK_PRIVILEGED,
+                () -> controller.join(activeDataset, directExecutor(), result -> {}));
+        waitForStateAnyOf(controller, List.of(DEVICE_ROLE_LEADER), RESTART_JOIN_TIMEOUT);
+    }
+
+    private static void leaveAndWait(ThreadNetworkController controller) throws Exception {
+        CompletableFuture<Void> future = new CompletableFuture<>();
+        runAsShell(
+                PERMISSION_THREAD_NETWORK_PRIVILEGED,
+                () -> controller.leave(directExecutor(), future::complete));
+        future.get(LEAVE_TIMEOUT.toMillis(), MILLISECONDS);
+    }
+
+    private static void setTestUpStreamNetworkAndWait(
+            ThreadNetworkController controller, @Nullable String networkInterfaceName)
+            throws Exception {
+        CompletableFuture<Void> future = new CompletableFuture<>();
+        runAsShell(
+                PERMISSION_THREAD_NETWORK_PRIVILEGED,
+                NETWORK_SETTINGS,
+                () -> {
+                    controller.setTestNetworkAsUpstream(
+                            networkInterfaceName, directExecutor(), future::complete);
+                });
+        future.get(CALLBACK_TIMEOUT.toMillis(), MILLISECONDS);
+    }
+}
diff --git a/thread/tests/integration/src/android/net/thread/FullThreadDevice.java b/thread/tests/integration/src/android/net/thread/utils/FullThreadDevice.java
similarity index 79%
rename from thread/tests/integration/src/android/net/thread/FullThreadDevice.java
rename to thread/tests/integration/src/android/net/thread/utils/FullThreadDevice.java
index 01638f3..5ca40e3 100644
--- a/thread/tests/integration/src/android/net/thread/FullThreadDevice.java
+++ b/thread/tests/integration/src/android/net/thread/utils/FullThreadDevice.java
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package android.net.thread;
+package android.net.thread.utils;
 
-import static android.net.thread.IntegrationTestUtils.waitFor;
+import static android.net.thread.utils.IntegrationTestUtils.waitFor;
 
 import static com.google.common.io.BaseEncoding.base16;
 
@@ -23,6 +23,7 @@
 
 import android.net.InetAddresses;
 import android.net.IpPrefix;
+import android.net.thread.ActiveOperationalDataset;
 
 import java.io.BufferedReader;
 import java.io.BufferedWriter;
@@ -30,9 +31,12 @@
 import java.io.InputStreamReader;
 import java.io.OutputStreamWriter;
 import java.net.Inet6Address;
+import java.time.Duration;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.concurrent.TimeoutException;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
 
 /**
  * A class that launches and controls a simulation Full Thread Device (FTD).
@@ -92,6 +96,12 @@
         return null;
     }
 
+    /** Returns the Mesh-local EID address on this device if any. */
+    public Inet6Address getMlEid() {
+        List<String> addresses = executeCommand("ipaddr mleid");
+        return (Inet6Address) InetAddresses.parseNumericAddress(addresses.get(0));
+    }
+
     /**
      * Joins the Thread network using the given {@link ActiveOperationalDataset}.
      *
@@ -115,10 +125,10 @@
      *
      * @param states the list of states to wait for. Valid states are "disabled", "detached",
      *     "child", "router" and "leader".
-     * @param timeoutSeconds the number of seconds to wait for.
+     * @param timeout the time to wait for the expected state before throwing
      */
-    public void waitForStateAnyOf(List<String> states, int timeoutSeconds) throws TimeoutException {
-        waitFor(() -> states.contains(getState()), timeoutSeconds);
+    public void waitForStateAnyOf(List<String> states, Duration timeout) throws TimeoutException {
+        waitFor(() -> states.contains(getState()), timeout);
     }
 
     /**
@@ -130,6 +140,33 @@
         return executeCommand("state").get(0);
     }
 
+    /** Closes the UDP socket. */
+    public void udpClose() {
+        executeCommand("udp close");
+    }
+
+    /** Opens the UDP socket. */
+    public void udpOpen() {
+        executeCommand("udp open");
+    }
+
+    /** Opens the UDP socket and binds it to a specific address and port. */
+    public void udpBind(Inet6Address address, int port) {
+        udpClose();
+        udpOpen();
+        executeCommand(String.format("udp bind %s %d", address.getHostAddress(), port));
+    }
+
+    /** Returns the message received on the UDP socket. */
+    public String udpReceive() throws IOException {
+        Pattern pattern =
+                Pattern.compile("> (\\d+) bytes from ([\\da-f:]+) (\\d+) ([\\x00-\\x7F]+)");
+        Matcher matcher = pattern.matcher(mReader.readLine());
+        matcher.matches();
+
+        return matcher.group(4);
+    }
+
     /** Runs the "factoryreset" command on the device. */
     public void factoryReset() {
         try {
diff --git a/thread/tests/integration/src/android/net/thread/InfraNetworkDevice.java b/thread/tests/integration/src/android/net/thread/utils/InfraNetworkDevice.java
similarity index 91%
rename from thread/tests/integration/src/android/net/thread/InfraNetworkDevice.java
rename to thread/tests/integration/src/android/net/thread/utils/InfraNetworkDevice.java
index 43a800d..3081f9f 100644
--- a/thread/tests/integration/src/android/net/thread/InfraNetworkDevice.java
+++ b/thread/tests/integration/src/android/net/thread/utils/InfraNetworkDevice.java
@@ -13,11 +13,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package android.net.thread;
+package android.net.thread.utils;
 
-import static android.net.thread.IntegrationTestUtils.getRaPios;
-import static android.net.thread.IntegrationTestUtils.readPacketFrom;
-import static android.net.thread.IntegrationTestUtils.waitFor;
+import static android.net.thread.utils.IntegrationTestUtils.getRaPios;
+import static android.net.thread.utils.IntegrationTestUtils.readPacketFrom;
+import static android.net.thread.utils.IntegrationTestUtils.waitFor;
 
 import static com.android.net.module.util.NetworkStackConstants.ICMPV6_ND_OPTION_SLLA;
 import static com.android.net.module.util.NetworkStackConstants.IPV6_ADDR_ALL_ROUTERS_MULTICAST;
@@ -34,6 +34,7 @@
 import java.net.Inet6Address;
 import java.net.InetAddress;
 import java.nio.ByteBuffer;
+import java.time.Duration;
 import java.util.List;
 import java.util.Random;
 import java.util.concurrent.TimeoutException;
@@ -100,8 +101,8 @@
      * @param timeoutSeconds the number of seconds to wait for.
      * @throws TimeoutException when the device fails to generate a SLAAC address in given timeout.
      */
-    public void runSlaac(int timeoutSeconds) throws TimeoutException {
-        waitFor(() -> (ipv6Addr = runSlaac()) != null, timeoutSeconds, 5 /* intervalSeconds */);
+    public void runSlaac(Duration timeout) throws TimeoutException {
+        waitFor(() -> (ipv6Addr = runSlaac()) != null, timeout);
     }
 
     private Inet6Address runSlaac() {
diff --git a/thread/tests/integration/src/android/net/thread/IntegrationTestUtils.java b/thread/tests/integration/src/android/net/thread/utils/IntegrationTestUtils.java
similarity index 73%
rename from thread/tests/integration/src/android/net/thread/IntegrationTestUtils.java
rename to thread/tests/integration/src/android/net/thread/utils/IntegrationTestUtils.java
index c465d57..4eef0e5 100644
--- a/thread/tests/integration/src/android/net/thread/IntegrationTestUtils.java
+++ b/thread/tests/integration/src/android/net/thread/utils/IntegrationTestUtils.java
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package android.net.thread;
+package android.net.thread.utils;
 
 import static android.system.OsConstants.IPPROTO_ICMPV6;
 
@@ -23,6 +23,7 @@
 import static com.google.common.util.concurrent.MoreExecutors.directExecutor;
 
 import android.net.TestNetworkInterface;
+import android.net.thread.ThreadNetworkController;
 import android.os.Handler;
 import android.os.SystemClock;
 import android.os.SystemProperties;
@@ -38,7 +39,14 @@
 import com.google.common.util.concurrent.SettableFuture;
 
 import java.io.FileDescriptor;
+import java.io.IOException;
+import java.net.DatagramPacket;
+import java.net.DatagramSocket;
+import java.net.InetAddress;
+import java.net.InetSocketAddress;
+import java.net.SocketAddress;
 import java.nio.ByteBuffer;
+import java.time.Duration;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.concurrent.ExecutionException;
@@ -49,6 +57,14 @@
 
 /** Static utility methods relating to Thread integration tests. */
 public final class IntegrationTestUtils {
+    // The timeout of join() after restarting ot-daemon. The device needs to send 6 Link Request
+    // every 5 seconds, followed by 4 Parent Request every second. So this value needs to be 40
+    // seconds to be safe
+    public static final Duration RESTART_JOIN_TIMEOUT = Duration.ofSeconds(40);
+    public static final Duration JOIN_TIMEOUT = Duration.ofSeconds(30);
+    public static final Duration LEAVE_TIMEOUT = Duration.ofSeconds(2);
+    public static final Duration CALLBACK_TIMEOUT = Duration.ofSeconds(1);
+
     private IntegrationTestUtils() {}
 
     /** Returns whether the device supports simulated Thread radio. */
@@ -60,49 +76,33 @@
     /**
      * Waits for the given {@link Supplier} to be true until given timeout.
      *
-     * <p>It checks the condition once every second.
-     *
-     * @param condition the condition to check.
-     * @param timeoutSeconds the number of seconds to wait for.
-     * @throws TimeoutException if the condition is not met after the timeout.
+     * @param condition the condition to check
+     * @param timeout the time to wait for the condition before throwing
+     * @throws TimeoutException if the condition is still not met when the timeout expires
      */
-    public static void waitFor(Supplier<Boolean> condition, int timeoutSeconds)
+    public static void waitFor(Supplier<Boolean> condition, Duration timeout)
             throws TimeoutException {
-        waitFor(condition, timeoutSeconds, 1);
-    }
+        final long intervalMills = 1000;
+        final long timeoutMills = timeout.toMillis();
 
-    /**
-     * Waits for the given {@link Supplier} to be true until given timeout.
-     *
-     * <p>It checks the condition once every {@code intervalSeconds}.
-     *
-     * @param condition the condition to check.
-     * @param timeoutSeconds the number of seconds to wait for.
-     * @param intervalSeconds the period to check the {@code condition}.
-     * @throws TimeoutException if the condition is still not met when the timeout expires.
-     */
-    public static void waitFor(Supplier<Boolean> condition, int timeoutSeconds, int intervalSeconds)
-            throws TimeoutException {
-        for (int i = 0; i < timeoutSeconds; i += intervalSeconds) {
+        for (long i = 0; i < timeoutMills; i += intervalMills) {
             if (condition.get()) {
                 return;
             }
-            SystemClock.sleep(intervalSeconds * 1000L);
+            SystemClock.sleep(intervalMills);
         }
         if (condition.get()) {
             return;
         }
-        throw new TimeoutException(
-                String.format(
-                        "The condition failed to become true in %d seconds.", timeoutSeconds));
+        throw new TimeoutException("The condition failed to become true in " + timeout);
     }
 
     /**
      * Creates a {@link TapPacketReader} given the {@link TestNetworkInterface} and {@link Handler}.
      *
-     * @param testNetworkInterface the TUN interface of the test network.
-     * @param handler the handler to process the packets.
-     * @return the {@link TapPacketReader}.
+     * @param testNetworkInterface the TUN interface of the test network
+     * @param handler the handler to process the packets
+     * @return the {@link TapPacketReader}
      */
     public static TapPacketReader newPacketReader(
             TestNetworkInterface testNetworkInterface, Handler handler) {
@@ -117,16 +117,16 @@
     /**
      * Waits for the Thread module to enter any state of the given {@code deviceRoles}.
      *
-     * @param controller the {@link ThreadNetworkController}.
+     * @param controller the {@link ThreadNetworkController}
      * @param deviceRoles the desired device roles. See also {@link
-     *     ThreadNetworkController.DeviceRole}.
-     * @param timeoutSeconds the number of seconds ot wait for.
-     * @return the {@link ThreadNetworkController.DeviceRole} after waiting.
+     *     ThreadNetworkController.DeviceRole}
+     * @param timeout the time to wait for the expected state before throwing
+     * @return the {@link ThreadNetworkController.DeviceRole} after waiting
      * @throws TimeoutException if the device hasn't become any of expected roles until the timeout
-     *     expires.
+     *     expires
      */
     public static int waitForStateAnyOf(
-            ThreadNetworkController controller, List<Integer> deviceRoles, int timeoutSeconds)
+            ThreadNetworkController controller, List<Integer> deviceRoles, Duration timeout)
             throws TimeoutException {
         SettableFuture<Integer> future = SettableFuture.create();
         ThreadNetworkController.StateCallback callback =
@@ -137,24 +137,24 @@
                 };
         controller.registerStateCallback(directExecutor(), callback);
         try {
-            int role = future.get(timeoutSeconds, TimeUnit.SECONDS);
-            controller.unregisterStateCallback(callback);
-            return role;
+            return future.get(timeout.toMillis(), TimeUnit.MILLISECONDS);
         } catch (InterruptedException | ExecutionException e) {
             throw new TimeoutException(
                     String.format(
-                            "The device didn't become an expected role in %d seconds.",
-                            timeoutSeconds));
+                            "The device didn't become an expected role in %s: %s",
+                            timeout, e.getMessage()));
+        } finally {
+            controller.unregisterStateCallback(callback);
         }
     }
 
     /**
      * Reads a packet from a given {@link TapPacketReader} that satisfies the {@code filter}.
      *
-     * @param packetReader a TUN packet reader.
-     * @param filter the filter to be applied on the packet.
+     * @param packetReader a TUN packet reader
+     * @param filter the filter to be applied on the packet
      * @return the first IPv6 packet that satisfies the {@code filter}. If it has waited for more
-     *     than 3000ms to read the next packet, the method will return null.
+     *     than 3000ms to read the next packet, the method will return null
      */
     public static byte[] readPacketFrom(TapPacketReader packetReader, Predicate<byte[]> filter) {
         byte[] packet;
@@ -225,4 +225,26 @@
         }
         return pioList;
     }
+
+    /**
+     * Sends a UDP message to a destination.
+     *
+     * @param dstAddress the IP address of the destination
+     * @param dstPort the port of the destination
+     * @param message the message in UDP payload
+     * @throws IOException if failed to send the message
+     */
+    public static void sendUdpMessage(InetAddress dstAddress, int dstPort, String message)
+            throws IOException {
+        SocketAddress dstSockAddr = new InetSocketAddress(dstAddress, dstPort);
+
+        try (DatagramSocket socket = new DatagramSocket()) {
+            socket.connect(dstSockAddr);
+
+            byte[] msgBytes = message.getBytes();
+            DatagramPacket packet = new DatagramPacket(msgBytes, msgBytes.length);
+
+            socket.send(packet);
+        }
+    }
 }
diff --git a/thread/tests/integration/src/android/net/thread/utils/OtDaemonController.java b/thread/tests/integration/src/android/net/thread/utils/OtDaemonController.java
new file mode 100644
index 0000000..4a06fe8
--- /dev/null
+++ b/thread/tests/integration/src/android/net/thread/utils/OtDaemonController.java
@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.net.thread.utils;
+
+import android.net.InetAddresses;
+import android.os.SystemClock;
+
+import com.android.compatibility.common.util.SystemUtil;
+
+import java.net.Inet6Address;
+import java.util.Arrays;
+import java.util.List;
+
+/**
+ * Wrapper of the "/system/bin/ot-ctl" which can be used to send CLI commands to ot-daemon to
+ * control its behavior.
+ *
+ * <p>Note that this class takes root privileged to run.
+ */
+public final class OtDaemonController {
+    private static final String OT_CTL = "/system/bin/ot-ctl";
+
+    /**
+     * Factory resets ot-daemon.
+     *
+     * <p>This will erase all persistent data written into apexdata/com.android.apex/ot-daemon and
+     * restart the ot-daemon service.
+     */
+    public void factoryReset() {
+        executeCommand("factoryreset");
+
+        // TODO(b/323164524): ot-ctl is a separate process so that the tests can't depend on the
+        // time sequence. Here needs to wait for system server to receive the ot-daemon death
+        // signal and take actions.
+        // A proper fix is to replace "ot-ctl" with "cmd thread_network ot-ctl" which is
+        // synchronized with the system server
+        SystemClock.sleep(500);
+    }
+
+    /** Returns the list of IPv6 addresses on ot-daemon. */
+    public List<Inet6Address> getAddresses() {
+        String output = executeCommand("ipaddr");
+        return Arrays.asList(output.split("\n")).stream()
+                .map(String::trim)
+                .filter(str -> !str.equals("Done"))
+                .map(addr -> InetAddresses.parseNumericAddress(addr))
+                .map(inetAddr -> (Inet6Address) inetAddr)
+                .toList();
+    }
+
+    public String executeCommand(String cmd) {
+        return SystemUtil.runShellCommand(OT_CTL + " " + cmd);
+    }
+}
diff --git a/thread/tests/unit/Android.bp b/thread/tests/unit/Android.bp
index 291475e..3365cd0 100644
--- a/thread/tests/unit/Android.bp
+++ b/thread/tests/unit/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_thread_network",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
@@ -29,6 +30,7 @@
     ],
     test_suites: [
         "general-tests",
+        "mts-tethering",
     ],
     static_libs: [
         "frameworks-base-testutils",
diff --git a/thread/tests/unit/AndroidTest.xml b/thread/tests/unit/AndroidTest.xml
index 26813c1..d16e423 100644
--- a/thread/tests/unit/AndroidTest.xml
+++ b/thread/tests/unit/AndroidTest.xml
@@ -19,6 +19,18 @@
     <option name="test-tag" value="ThreadNetworkUnitTests" />
     <option name="test-suite-tag" value="apct" />
 
+    <!--
+        Only run tests if the device under test is SDK version 34 (Android 14) or above.
+    -->
+    <object type="module_controller"
+            class="com.android.tradefed.testtype.suite.module.Sdk34ModuleController" />
+
+    <!-- Run tests in MTS only if the Tethering Mainline module is installed. -->
+    <object type="module_controller"
+            class="com.android.tradefed.testtype.suite.module.MainlineTestModuleController">
+        <option name="mainline-module-package-name" value="com.google.android.tethering" />
+    </object>
+
     <target_preparer class="com.android.tradefed.targetprep.suite.SuiteApkInstaller">
         <option name="test-file-name" value="ThreadNetworkUnitTests.apk" />
         <option name="check-min-sdk" value="true" />
diff --git a/thread/tests/unit/src/android/net/thread/ThreadNetworkExceptionTest.java b/thread/tests/unit/src/android/net/thread/ThreadNetworkExceptionTest.java
new file mode 100644
index 0000000..f62b437
--- /dev/null
+++ b/thread/tests/unit/src/android/net/thread/ThreadNetworkExceptionTest.java
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.net.thread;
+
+import static org.junit.Assert.assertThrows;
+
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+import androidx.test.filters.SmallTest;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+/** Unit tests for {@link ThreadNetworkException} to cover what is not covered in CTS tests. */
+@SmallTest
+@RunWith(AndroidJUnit4.class)
+public final class ThreadNetworkExceptionTest {
+    @Test
+    public void constructor_tooLargeErrorCode_throwsIllegalArgumentException() throws Exception {
+        // TODO (b/323791003): move this test case to cts/ThreadNetworkExceptionTest when mainline
+        // CTS is ready.
+        assertThrows(IllegalArgumentException.class, () -> new ThreadNetworkException(13, "13"));
+    }
+}
diff --git a/thread/tests/unit/src/com/android/server/thread/NsdPublisherTest.java b/thread/tests/unit/src/com/android/server/thread/NsdPublisherTest.java
new file mode 100644
index 0000000..8aea0a3
--- /dev/null
+++ b/thread/tests/unit/src/com/android/server/thread/NsdPublisherTest.java
@@ -0,0 +1,367 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.thread;
+
+import static android.net.nsd.NsdManager.FAILURE_INTERNAL_ERROR;
+import static android.net.nsd.NsdManager.PROTOCOL_DNS_SD;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.doThrow;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+
+import android.net.nsd.NsdManager;
+import android.net.nsd.NsdServiceInfo;
+import android.os.Handler;
+import android.os.test.TestLooper;
+
+import com.android.server.thread.openthread.DnsTxtAttribute;
+import com.android.server.thread.openthread.INsdStatusReceiver;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+
+import java.util.Collections;
+import java.util.List;
+import java.util.Set;
+import java.util.concurrent.Executor;
+
+/** Unit tests for {@link NsdPublisher}. */
+public final class NsdPublisherTest {
+    @Mock private NsdManager mMockNsdManager;
+
+    @Mock private INsdStatusReceiver mRegistrationReceiver;
+    @Mock private INsdStatusReceiver mUnregistrationReceiver;
+
+    private TestLooper mTestLooper;
+    private NsdPublisher mNsdPublisher;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+    }
+
+    @Test
+    public void registerService_nsdManagerSucceeds_serviceRegistrationSucceeds() throws Exception {
+        prepareTest();
+
+        DnsTxtAttribute txt1 = makeTxtAttribute("key1", List.of(0x01, 0x02));
+        DnsTxtAttribute txt2 = makeTxtAttribute("key2", List.of(0x03));
+
+        mNsdPublisher.registerService(
+                null,
+                "MyService",
+                "_test._tcp",
+                List.of("_subtype1", "_subtype2"),
+                12345,
+                List.of(txt1, txt2),
+                mRegistrationReceiver,
+                16 /* listenerId */);
+
+        mTestLooper.dispatchAll();
+
+        ArgumentCaptor<NsdServiceInfo> actualServiceInfoCaptor =
+                ArgumentCaptor.forClass(NsdServiceInfo.class);
+        ArgumentCaptor<NsdManager.RegistrationListener> actualRegistrationListenerCaptor =
+                ArgumentCaptor.forClass(NsdManager.RegistrationListener.class);
+
+        verify(mMockNsdManager, times(1))
+                .registerService(
+                        actualServiceInfoCaptor.capture(),
+                        eq(PROTOCOL_DNS_SD),
+                        any(),
+                        actualRegistrationListenerCaptor.capture());
+
+        NsdServiceInfo actualServiceInfo = actualServiceInfoCaptor.getValue();
+        NsdManager.RegistrationListener actualRegistrationListener =
+                actualRegistrationListenerCaptor.getValue();
+
+        actualRegistrationListener.onServiceRegistered(actualServiceInfo);
+        mTestLooper.dispatchAll();
+
+        assertThat(actualServiceInfo.getServiceName()).isEqualTo("MyService");
+        assertThat(actualServiceInfo.getServiceType()).isEqualTo("_test._tcp");
+        assertThat(actualServiceInfo.getSubtypes()).isEqualTo(Set.of("_subtype1", "_subtype2"));
+        assertThat(actualServiceInfo.getPort()).isEqualTo(12345);
+        assertThat(actualServiceInfo.getAttributes().size()).isEqualTo(2);
+        assertThat(actualServiceInfo.getAttributes().get("key1"))
+                .isEqualTo(new byte[] {(byte) 0x01, (byte) 0x02});
+        assertThat(actualServiceInfo.getAttributes().get("key2"))
+                .isEqualTo(new byte[] {(byte) 0x03});
+
+        verify(mRegistrationReceiver, times(1)).onSuccess();
+    }
+
+    @Test
+    public void registerService_nsdManagerFails_serviceRegistrationFails() throws Exception {
+        prepareTest();
+
+        DnsTxtAttribute txt1 = makeTxtAttribute("key1", List.of(0x01, 0x02));
+        DnsTxtAttribute txt2 = makeTxtAttribute("key2", List.of(0x03));
+
+        mNsdPublisher.registerService(
+                null,
+                "MyService",
+                "_test._tcp",
+                List.of("_subtype1", "_subtype2"),
+                12345,
+                List.of(txt1, txt2),
+                mRegistrationReceiver,
+                16 /* listenerId */);
+
+        mTestLooper.dispatchAll();
+
+        ArgumentCaptor<NsdServiceInfo> actualServiceInfoCaptor =
+                ArgumentCaptor.forClass(NsdServiceInfo.class);
+        ArgumentCaptor<NsdManager.RegistrationListener> actualRegistrationListenerCaptor =
+                ArgumentCaptor.forClass(NsdManager.RegistrationListener.class);
+
+        verify(mMockNsdManager, times(1))
+                .registerService(
+                        actualServiceInfoCaptor.capture(),
+                        eq(PROTOCOL_DNS_SD),
+                        any(Executor.class),
+                        actualRegistrationListenerCaptor.capture());
+
+        NsdServiceInfo actualServiceInfo = actualServiceInfoCaptor.getValue();
+        NsdManager.RegistrationListener actualRegistrationListener =
+                actualRegistrationListenerCaptor.getValue();
+
+        actualRegistrationListener.onRegistrationFailed(actualServiceInfo, FAILURE_INTERNAL_ERROR);
+        mTestLooper.dispatchAll();
+
+        assertThat(actualServiceInfo.getServiceName()).isEqualTo("MyService");
+        assertThat(actualServiceInfo.getServiceType()).isEqualTo("_test._tcp");
+        assertThat(actualServiceInfo.getSubtypes()).isEqualTo(Set.of("_subtype1", "_subtype2"));
+        assertThat(actualServiceInfo.getPort()).isEqualTo(12345);
+        assertThat(actualServiceInfo.getAttributes().size()).isEqualTo(2);
+        assertThat(actualServiceInfo.getAttributes().get("key1"))
+                .isEqualTo(new byte[] {(byte) 0x01, (byte) 0x02});
+        assertThat(actualServiceInfo.getAttributes().get("key2"))
+                .isEqualTo(new byte[] {(byte) 0x03});
+
+        verify(mRegistrationReceiver, times(1)).onError(FAILURE_INTERNAL_ERROR);
+    }
+
+    @Test
+    public void registerService_nsdManagerThrows_serviceRegistrationFails() throws Exception {
+        prepareTest();
+
+        DnsTxtAttribute txt1 = makeTxtAttribute("key1", List.of(0x01, 0x02));
+        DnsTxtAttribute txt2 = makeTxtAttribute("key2", List.of(0x03));
+
+        doThrow(new IllegalArgumentException("NsdManager fails"))
+                .when(mMockNsdManager)
+                .registerService(any(), anyInt(), any(Executor.class), any());
+
+        mNsdPublisher.registerService(
+                null,
+                "MyService",
+                "_test._tcp",
+                List.of("_subtype1", "_subtype2"),
+                12345,
+                List.of(txt1, txt2),
+                mRegistrationReceiver,
+                16 /* listenerId */);
+        mTestLooper.dispatchAll();
+
+        verify(mRegistrationReceiver, times(1)).onError(FAILURE_INTERNAL_ERROR);
+    }
+
+    @Test
+    public void unregisterService_nsdManagerSucceeds_serviceUnregistrationSucceeds()
+            throws Exception {
+        prepareTest();
+
+        DnsTxtAttribute txt1 = makeTxtAttribute("key1", List.of(0x01, 0x02));
+        DnsTxtAttribute txt2 = makeTxtAttribute("key2", List.of(0x03));
+
+        mNsdPublisher.registerService(
+                null,
+                "MyService",
+                "_test._tcp",
+                List.of("_subtype1", "_subtype2"),
+                12345,
+                List.of(txt1, txt2),
+                mRegistrationReceiver,
+                16 /* listenerId */);
+
+        mTestLooper.dispatchAll();
+
+        ArgumentCaptor<NsdServiceInfo> actualServiceInfoCaptor =
+                ArgumentCaptor.forClass(NsdServiceInfo.class);
+        ArgumentCaptor<NsdManager.RegistrationListener> actualRegistrationListenerCaptor =
+                ArgumentCaptor.forClass(NsdManager.RegistrationListener.class);
+
+        verify(mMockNsdManager, times(1))
+                .registerService(
+                        actualServiceInfoCaptor.capture(),
+                        eq(PROTOCOL_DNS_SD),
+                        any(Executor.class),
+                        actualRegistrationListenerCaptor.capture());
+
+        NsdServiceInfo actualServiceInfo = actualServiceInfoCaptor.getValue();
+        NsdManager.RegistrationListener actualRegistrationListener =
+                actualRegistrationListenerCaptor.getValue();
+
+        actualRegistrationListener.onServiceRegistered(actualServiceInfo);
+        mNsdPublisher.unregister(mUnregistrationReceiver, 16 /* listenerId */);
+        mTestLooper.dispatchAll();
+        verify(mMockNsdManager, times(1)).unregisterService(actualRegistrationListener);
+
+        actualRegistrationListener.onServiceUnregistered(actualServiceInfo);
+        mTestLooper.dispatchAll();
+        verify(mUnregistrationReceiver, times(1)).onSuccess();
+    }
+
+    @Test
+    public void unregisterService_nsdManagerFails_serviceUnregistrationFails() throws Exception {
+        prepareTest();
+
+        DnsTxtAttribute txt1 = makeTxtAttribute("key1", List.of(0x01, 0x02));
+        DnsTxtAttribute txt2 = makeTxtAttribute("key2", List.of(0x03));
+
+        mNsdPublisher.registerService(
+                null,
+                "MyService",
+                "_test._tcp",
+                List.of("_subtype1", "_subtype2"),
+                12345,
+                List.of(txt1, txt2),
+                mRegistrationReceiver,
+                16 /* listenerId */);
+
+        mTestLooper.dispatchAll();
+
+        ArgumentCaptor<NsdServiceInfo> actualServiceInfoCaptor =
+                ArgumentCaptor.forClass(NsdServiceInfo.class);
+        ArgumentCaptor<NsdManager.RegistrationListener> actualRegistrationListenerCaptor =
+                ArgumentCaptor.forClass(NsdManager.RegistrationListener.class);
+
+        verify(mMockNsdManager, times(1))
+                .registerService(
+                        actualServiceInfoCaptor.capture(),
+                        eq(PROTOCOL_DNS_SD),
+                        any(Executor.class),
+                        actualRegistrationListenerCaptor.capture());
+
+        NsdServiceInfo actualServiceInfo = actualServiceInfoCaptor.getValue();
+        NsdManager.RegistrationListener actualRegistrationListener =
+                actualRegistrationListenerCaptor.getValue();
+
+        actualRegistrationListener.onServiceRegistered(actualServiceInfo);
+        mNsdPublisher.unregister(mUnregistrationReceiver, 16 /* listenerId */);
+        mTestLooper.dispatchAll();
+        verify(mMockNsdManager, times(1)).unregisterService(actualRegistrationListener);
+
+        actualRegistrationListener.onUnregistrationFailed(
+                actualServiceInfo, FAILURE_INTERNAL_ERROR);
+        mTestLooper.dispatchAll();
+        verify(mUnregistrationReceiver, times(1)).onError(0);
+    }
+
+    @Test
+    public void onOtDaemonDied_unregisterAll() {
+        prepareTest();
+
+        DnsTxtAttribute txt1 = makeTxtAttribute("key1", List.of(0x01, 0x02));
+        DnsTxtAttribute txt2 = makeTxtAttribute("key2", List.of(0x03));
+
+        ArgumentCaptor<NsdServiceInfo> actualServiceInfoCaptor =
+                ArgumentCaptor.forClass(NsdServiceInfo.class);
+        ArgumentCaptor<NsdManager.RegistrationListener> actualRegistrationListenerCaptor =
+                ArgumentCaptor.forClass(NsdManager.RegistrationListener.class);
+
+        mNsdPublisher.registerService(
+                null,
+                "MyService",
+                "_test._tcp",
+                List.of("_subtype1", "_subtype2"),
+                12345,
+                List.of(txt1, txt2),
+                mRegistrationReceiver,
+                16 /* listenerId */);
+        mTestLooper.dispatchAll();
+
+        verify(mMockNsdManager, times(1))
+                .registerService(
+                        actualServiceInfoCaptor.capture(),
+                        eq(PROTOCOL_DNS_SD),
+                        any(Executor.class),
+                        actualRegistrationListenerCaptor.capture());
+        NsdManager.RegistrationListener actualListener1 =
+                actualRegistrationListenerCaptor.getValue();
+        actualListener1.onServiceRegistered(actualServiceInfoCaptor.getValue());
+
+        mNsdPublisher.registerService(
+                null,
+                "MyService2",
+                "_test._udp",
+                Collections.emptyList(),
+                11111,
+                Collections.emptyList(),
+                mRegistrationReceiver,
+                17 /* listenerId */);
+
+        mTestLooper.dispatchAll();
+
+        verify(mMockNsdManager, times(2))
+                .registerService(
+                        actualServiceInfoCaptor.capture(),
+                        eq(PROTOCOL_DNS_SD),
+                        any(Executor.class),
+                        actualRegistrationListenerCaptor.capture());
+        NsdManager.RegistrationListener actualListener2 =
+                actualRegistrationListenerCaptor.getAllValues().get(1);
+        actualListener2.onServiceRegistered(actualServiceInfoCaptor.getValue());
+
+        mNsdPublisher.onOtDaemonDied();
+        mTestLooper.dispatchAll();
+
+        verify(mMockNsdManager, times(1)).unregisterService(actualListener1);
+        verify(mMockNsdManager, times(1)).unregisterService(actualListener2);
+    }
+
+    private static DnsTxtAttribute makeTxtAttribute(String name, List<Integer> value) {
+        DnsTxtAttribute txtAttribute = new DnsTxtAttribute();
+
+        txtAttribute.name = name;
+        txtAttribute.value = new byte[value.size()];
+
+        for (int i = 0; i < value.size(); ++i) {
+            txtAttribute.value[i] = value.get(i).byteValue();
+        }
+
+        return txtAttribute;
+    }
+
+    // @Before and @Test run in different threads. NsdPublisher requires the jobs are run on the
+    // thread looper, so TestLooper needs to be created inside each test case to install the
+    // correct looper.
+    private void prepareTest() {
+        mTestLooper = new TestLooper();
+        Handler handler = new Handler(mTestLooper.getLooper());
+        mNsdPublisher = new NsdPublisher(mMockNsdManager, handler);
+    }
+}
diff --git a/thread/tests/unit/src/com/android/server/thread/ThreadNetworkControllerServiceTest.java b/thread/tests/unit/src/com/android/server/thread/ThreadNetworkControllerServiceTest.java
index 1d83abc..1640679 100644
--- a/thread/tests/unit/src/com/android/server/thread/ThreadNetworkControllerServiceTest.java
+++ b/thread/tests/unit/src/com/android/server/thread/ThreadNetworkControllerServiceTest.java
@@ -16,7 +16,11 @@
 
 package com.android.server.thread;
 
+import static android.net.thread.ThreadNetworkController.STATE_DISABLED;
+import static android.net.thread.ThreadNetworkController.STATE_ENABLED;
+import static android.net.thread.ThreadNetworkException.ERROR_FAILED_PRECONDITION;
 import static android.net.thread.ThreadNetworkException.ERROR_INTERNAL_ERROR;
+import static android.net.thread.ThreadNetworkManager.DISALLOW_THREAD_NETWORK;
 import static android.net.thread.ThreadNetworkManager.PERMISSION_THREAD_NETWORK_PRIVILEGED;
 
 import static com.android.testutils.TestPermissionUtil.runAsShell;
@@ -24,24 +28,31 @@
 import static com.google.common.io.BaseEncoding.base16;
 import static com.google.common.truth.Truth.assertThat;
 
+import static org.junit.Assert.assertThrows;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.doAnswer;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
+import android.content.BroadcastReceiver;
 import android.content.Context;
+import android.content.Intent;
 import android.net.ConnectivityManager;
 import android.net.NetworkAgent;
 import android.net.NetworkProvider;
 import android.net.thread.ActiveOperationalDataset;
 import android.net.thread.IOperationReceiver;
+import android.net.thread.ThreadNetworkException;
 import android.os.Handler;
 import android.os.ParcelFileDescriptor;
 import android.os.RemoteException;
+import android.os.UserManager;
 import android.os.test.TestLooper;
 
 import androidx.test.core.app.ApplicationProvider;
@@ -56,6 +67,10 @@
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.atomic.AtomicReference;
+
 /** Unit tests for {@link ThreadNetworkControllerService}. */
 @SmallTest
 @RunWith(AndroidJUnit4.class)
@@ -87,6 +102,8 @@
     @Mock private ParcelFileDescriptor mMockTunFd;
     @Mock private InfraInterfaceController mMockInfraIfController;
     @Mock private ThreadPersistentSettings mMockPersistentSettings;
+    @Mock private NsdPublisher mMockNsdPublisher;
+    @Mock private UserManager mMockUserManager;
     private Context mContext;
     private TestLooper mTestLooper;
     private FakeOtDaemon mFakeOtDaemon;
@@ -96,33 +113,35 @@
     public void setUp() {
         MockitoAnnotations.initMocks(this);
 
-        mContext = ApplicationProvider.getApplicationContext();
+        mContext = spy(ApplicationProvider.getApplicationContext());
         mTestLooper = new TestLooper();
         final Handler handler = new Handler(mTestLooper.getLooper());
         NetworkProvider networkProvider =
                 new NetworkProvider(mContext, mTestLooper.getLooper(), "ThreadNetworkProvider");
 
         mFakeOtDaemon = new FakeOtDaemon(handler);
-
         when(mMockTunIfController.getTunFd()).thenReturn(mMockTunFd);
 
         when(mMockPersistentSettings.get(any())).thenReturn(true);
+        when(mMockUserManager.hasUserRestriction(eq(DISALLOW_THREAD_NETWORK))).thenReturn(false);
 
         mService =
                 new ThreadNetworkControllerService(
-                        ApplicationProvider.getApplicationContext(),
+                        mContext,
                         handler,
                         networkProvider,
                         () -> mFakeOtDaemon,
                         mMockConnectivityManager,
                         mMockTunIfController,
                         mMockInfraIfController,
-                        mMockPersistentSettings);
+                        mMockPersistentSettings,
+                        mMockNsdPublisher,
+                        mMockUserManager);
         mService.setTestNetworkAgent(mMockNetworkAgent);
     }
 
     @Test
-    public void initialize_tunInterfaceSetToOtDaemon() throws Exception {
+    public void initialize_tunInterfaceAndNsdPublisherSetToOtDaemon() throws Exception {
         when(mMockTunIfController.getTunFd()).thenReturn(mMockTunFd);
 
         mService.initialize();
@@ -130,6 +149,7 @@
 
         verify(mMockTunIfController, times(1)).createTunInterface();
         assertThat(mFakeOtDaemon.getTunFd()).isEqualTo(mMockTunFd);
+        assertThat(mFakeOtDaemon.getNsdPublisher()).isEqualTo(mMockNsdPublisher);
     }
 
     @Test
@@ -165,4 +185,100 @@
         verify(mockReceiver, times(1)).onSuccess();
         verify(mMockNetworkAgent, times(1)).register();
     }
+
+    @Test
+    public void userRestriction_initWithUserRestricted_threadIsDisabled() {
+        when(mMockUserManager.hasUserRestriction(eq(DISALLOW_THREAD_NETWORK))).thenReturn(true);
+
+        mService.initialize();
+        mTestLooper.dispatchAll();
+
+        assertThat(mFakeOtDaemon.getEnabledState()).isEqualTo(STATE_DISABLED);
+    }
+
+    @Test
+    public void userRestriction_initWithUserNotRestricted_threadIsEnabled() {
+        when(mMockUserManager.hasUserRestriction(eq(DISALLOW_THREAD_NETWORK))).thenReturn(false);
+
+        mService.initialize();
+        mTestLooper.dispatchAll();
+
+        assertThat(mFakeOtDaemon.getEnabledState()).isEqualTo(STATE_ENABLED);
+    }
+
+    @Test
+    public void userRestriction_userBecomesRestricted_stateIsDisabledButNotPersisted() {
+        AtomicReference<BroadcastReceiver> receiverRef = new AtomicReference<>();
+        when(mMockUserManager.hasUserRestriction(eq(DISALLOW_THREAD_NETWORK))).thenReturn(false);
+        doAnswer(
+                        invocation -> {
+                            receiverRef.set((BroadcastReceiver) invocation.getArguments()[0]);
+                            return null;
+                        })
+                .when(mContext)
+                .registerReceiver(any(BroadcastReceiver.class), any(), any(), any());
+        mService.initialize();
+        mTestLooper.dispatchAll();
+
+        when(mMockUserManager.hasUserRestriction(eq(DISALLOW_THREAD_NETWORK))).thenReturn(true);
+        receiverRef.get().onReceive(mContext, new Intent());
+        mTestLooper.dispatchAll();
+
+        assertThat(mFakeOtDaemon.getEnabledState()).isEqualTo(STATE_DISABLED);
+        verify(mMockPersistentSettings, never())
+                .put(eq(ThreadPersistentSettings.THREAD_ENABLED.key), eq(false));
+    }
+
+    @Test
+    public void userRestriction_userBecomesNotRestricted_stateIsEnabledButNotPersisted() {
+        AtomicReference<BroadcastReceiver> receiverRef = new AtomicReference<>();
+        when(mMockUserManager.hasUserRestriction(eq(DISALLOW_THREAD_NETWORK))).thenReturn(true);
+        doAnswer(
+                        invocation -> {
+                            receiverRef.set((BroadcastReceiver) invocation.getArguments()[0]);
+                            return null;
+                        })
+                .when(mContext)
+                .registerReceiver(any(BroadcastReceiver.class), any(), any(), any());
+        mService.initialize();
+        mTestLooper.dispatchAll();
+
+        when(mMockUserManager.hasUserRestriction(eq(DISALLOW_THREAD_NETWORK))).thenReturn(false);
+        receiverRef.get().onReceive(mContext, new Intent());
+        mTestLooper.dispatchAll();
+
+        assertThat(mFakeOtDaemon.getEnabledState()).isEqualTo(STATE_ENABLED);
+        verify(mMockPersistentSettings, never())
+                .put(eq(ThreadPersistentSettings.THREAD_ENABLED.key), eq(true));
+    }
+
+    @Test
+    public void userRestriction_setEnabledWhenUserRestricted_failedPreconditionError() {
+        when(mMockUserManager.hasUserRestriction(eq(DISALLOW_THREAD_NETWORK))).thenReturn(true);
+        mService.initialize();
+
+        CompletableFuture<Void> setEnabledFuture = new CompletableFuture<>();
+        runAsShell(
+                PERMISSION_THREAD_NETWORK_PRIVILEGED,
+                () -> mService.setEnabled(true, newOperationReceiver(setEnabledFuture)));
+        mTestLooper.dispatchAll();
+
+        var thrown = assertThrows(ExecutionException.class, () -> setEnabledFuture.get());
+        ThreadNetworkException failure = (ThreadNetworkException) thrown.getCause();
+        assertThat(failure.getErrorCode()).isEqualTo(ERROR_FAILED_PRECONDITION);
+    }
+
+    private static IOperationReceiver newOperationReceiver(CompletableFuture<Void> future) {
+        return new IOperationReceiver.Stub() {
+            @Override
+            public void onSuccess() {
+                future.complete(null);
+            }
+
+            @Override
+            public void onError(int errorCode, String errorMessage) {
+                future.completeExceptionally(new ThreadNetworkException(errorCode, errorMessage));
+            }
+        };
+    }
 }
diff --git a/tools/Android.bp b/tools/Android.bp
index 3ce76f6..9216b5b 100644
--- a/tools/Android.bp
+++ b/tools/Android.bp
@@ -15,6 +15,7 @@
 //
 
 package {
+    default_team: "trendy_team_fwk_core_networking",
     // See: http://go/android-license-faq
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
@@ -41,6 +42,7 @@
     name: "jarjar-rules-generator-testjavalib",
     srcs: ["testdata/java/**/*.java"],
     libs: ["unsupportedappusage"],
+    sdk_version: "core_platform",
     visibility: ["//visibility:private"],
 }
 
@@ -55,6 +57,7 @@
     static_libs: [
         "framework-connectivity.stubs.module_lib",
     ],
+    sdk_version: "module_current",
     // Not strictly necessary but specified as this MUST not have generate
     // a dex jar as that will break the tests.
     compile_dex: false,
@@ -66,6 +69,7 @@
     static_libs: [
         "framework-connectivity-t.stubs.module_lib",
     ],
+    sdk_version: "module_current",
     // Not strictly necessary but specified as this MUST not have generate
     // a dex jar as that will break the tests.
     compile_dex: false,