diff --git a/Tethering/Android.bp b/Tethering/Android.bp
index 6d04326..ae96e8c 100644
--- a/Tethering/Android.bp
+++ b/Tethering/Android.bp
@@ -208,4 +208,5 @@
 sdk {
     name: "tethering-module-sdk",
     bootclasspath_fragments: ["com.android.tethering-bootclasspath-fragment"],
+    systemserverclasspath_fragments: ["com.android.tethering-systemserverclasspath-fragment"],
 }
diff --git a/Tethering/AndroidManifest.xml b/Tethering/AndroidManifest.xml
index 6deb345..b832e16 100644
--- a/Tethering/AndroidManifest.xml
+++ b/Tethering/AndroidManifest.xml
@@ -41,6 +41,7 @@
     <uses-permission android:name="android.permission.UPDATE_APP_OPS_STATS" />
     <uses-permission android:name="android.permission.UPDATE_DEVICE_STATS" />
     <uses-permission android:name="android.permission.WRITE_SETTINGS" />
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS"/>
 
     <protected-broadcast android:name="com.android.server.connectivity.tethering.DISABLE_TETHERING" />
 
diff --git a/Tethering/apex/Android.bp b/Tethering/apex/Android.bp
index e16e56f..0fe47d2 100644
--- a/Tethering/apex/Android.bp
+++ b/Tethering/apex/Android.bp
@@ -22,16 +22,16 @@
 // different value depending on the branch.
 java_defaults {
     name: "ConnectivityNextEnableDefaults",
-    enabled: false,
+    enabled: true,
 }
 apex_defaults {
     name: "ConnectivityApexDefaults",
     // Tethering app to include in the AOSP apex. Branches that disable the "next" targets may use
     // a stable tethering app instead, but will generally override the AOSP apex to use updatable
     // package names and keys, so that apex will be unused anyway.
-    apps: ["Tethering"], // Replace to "Tethering" if ConnectivityNextEnableDefaults is false.
+    apps: ["TetheringNext"], // Replace to "Tethering" if ConnectivityNextEnableDefaults is false.
 }
-enable_tethering_next_apex = false
+enable_tethering_next_apex = true
 // This is a placeholder comment to avoid merge conflicts
 // as the above target may have different "enabled" values
 // depending on the branch
@@ -45,8 +45,8 @@
     bootclasspath_fragments: [
         "com.android.tethering-bootclasspath-fragment",
     ],
-    java_libs: [
-        "service-connectivity",
+    systemserverclasspath_fragments: [
+        "com.android.tethering-systemserverclasspath-fragment",
     ],
     multilib: {
         first: {
@@ -73,6 +73,7 @@
     ],
     apps: [
         "ServiceConnectivityResources",
+        "HalfSheetUX",
     ],
     prebuilts: ["current_sdkinfo"],
     manifest: "manifest.json",
@@ -100,7 +101,7 @@
     name: "com.android.tethering-bootclasspath-fragment",
     contents: [
         "framework-connectivity",
-        // Changed in sc-mainline-prod only: no framework-connectivity-tiramisu
+        "framework-connectivity-tiramisu",
         "framework-tethering",
     ],
     apex_available: ["com.android.tethering"],
@@ -123,18 +124,22 @@
     // modified by the Soong or platform compat team.
     hidden_api: {
         max_target_r_low_priority: [
-            // Changed in sc-mainline-prod only: no list for
-            // framework-connectivity-tiramisu APIs as it is not in the APEX
+            "hiddenapi/hiddenapi-max-target-r-loprio.txt",
 	],
         max_target_o_low_priority: [
             "hiddenapi/hiddenapi-max-target-o-low-priority.txt",
-            // Changed in sc-mainline-prod only: no list for
-            // framework-connectivity-tiramisu APIs as it is not in the APEX
+            "hiddenapi/hiddenapi-max-target-o-low-priority-tiramisu.txt",
 	],
         unsupported: ["hiddenapi/hiddenapi-unsupported.txt"],
     },
 }
 
+systemserverclasspath_fragment {
+    name: "com.android.tethering-systemserverclasspath-fragment",
+    standalone_contents: ["service-connectivity"],
+    apex_available: ["com.android.tethering"],
+}
+
 override_apex {
     name: "com.android.tethering.inprocess",
     base: "com.android.tethering",
diff --git a/Tethering/apex/hiddenapi/hiddenapi-max-target-o-low-priority-tiramisu.txt b/Tethering/apex/hiddenapi/hiddenapi-max-target-o-low-priority-tiramisu.txt
index 88c77f2..c1d87bb 100644
--- a/Tethering/apex/hiddenapi/hiddenapi-max-target-o-low-priority-tiramisu.txt
+++ b/Tethering/apex/hiddenapi/hiddenapi-max-target-o-low-priority-tiramisu.txt
@@ -1,3 +1,216 @@
+Landroid/net/IIpSecService$Stub$Proxy;-><init>(Landroid/os/IBinder;)V
+Landroid/net/IIpSecService$Stub$Proxy;->addAddressToTunnelInterface(ILandroid/net/LinkAddress;Ljava/lang/String;)V
+Landroid/net/IIpSecService$Stub$Proxy;->allocateSecurityParameterIndex(Ljava/lang/String;ILandroid/os/IBinder;)Landroid/net/IpSecSpiResponse;
+Landroid/net/IIpSecService$Stub$Proxy;->applyTransportModeTransform(Landroid/os/ParcelFileDescriptor;II)V
+Landroid/net/IIpSecService$Stub$Proxy;->applyTunnelModeTransform(IIILjava/lang/String;)V
+Landroid/net/IIpSecService$Stub$Proxy;->closeUdpEncapsulationSocket(I)V
+Landroid/net/IIpSecService$Stub$Proxy;->createTransform(Landroid/net/IpSecConfig;Landroid/os/IBinder;Ljava/lang/String;)Landroid/net/IpSecTransformResponse;
+Landroid/net/IIpSecService$Stub$Proxy;->createTunnelInterface(Ljava/lang/String;Ljava/lang/String;Landroid/net/Network;Landroid/os/IBinder;Ljava/lang/String;)Landroid/net/IpSecTunnelInterfaceResponse;
+Landroid/net/IIpSecService$Stub$Proxy;->deleteTransform(I)V
+Landroid/net/IIpSecService$Stub$Proxy;->deleteTunnelInterface(ILjava/lang/String;)V
+Landroid/net/IIpSecService$Stub$Proxy;->getInterfaceDescriptor()Ljava/lang/String;
+Landroid/net/IIpSecService$Stub$Proxy;->mRemote:Landroid/os/IBinder;
+Landroid/net/IIpSecService$Stub$Proxy;->openUdpEncapsulationSocket(ILandroid/os/IBinder;)Landroid/net/IpSecUdpEncapResponse;
+Landroid/net/IIpSecService$Stub$Proxy;->releaseSecurityParameterIndex(I)V
+Landroid/net/IIpSecService$Stub$Proxy;->removeAddressFromTunnelInterface(ILandroid/net/LinkAddress;Ljava/lang/String;)V
+Landroid/net/IIpSecService$Stub$Proxy;->removeTransportModeTransforms(Landroid/os/ParcelFileDescriptor;)V
+Landroid/net/IIpSecService$Stub;-><init>()V
+Landroid/net/IIpSecService$Stub;->asInterface(Landroid/os/IBinder;)Landroid/net/IIpSecService;
+Landroid/net/IIpSecService$Stub;->DESCRIPTOR:Ljava/lang/String;
+Landroid/net/IIpSecService$Stub;->TRANSACTION_addAddressToTunnelInterface:I
+Landroid/net/IIpSecService$Stub;->TRANSACTION_allocateSecurityParameterIndex:I
+Landroid/net/IIpSecService$Stub;->TRANSACTION_applyTransportModeTransform:I
+Landroid/net/IIpSecService$Stub;->TRANSACTION_applyTunnelModeTransform:I
+Landroid/net/IIpSecService$Stub;->TRANSACTION_closeUdpEncapsulationSocket:I
+Landroid/net/IIpSecService$Stub;->TRANSACTION_createTransform:I
+Landroid/net/IIpSecService$Stub;->TRANSACTION_createTunnelInterface:I
+Landroid/net/IIpSecService$Stub;->TRANSACTION_deleteTransform:I
+Landroid/net/IIpSecService$Stub;->TRANSACTION_deleteTunnelInterface:I
+Landroid/net/IIpSecService$Stub;->TRANSACTION_openUdpEncapsulationSocket:I
+Landroid/net/IIpSecService$Stub;->TRANSACTION_releaseSecurityParameterIndex:I
+Landroid/net/IIpSecService$Stub;->TRANSACTION_removeAddressFromTunnelInterface:I
+Landroid/net/IIpSecService$Stub;->TRANSACTION_removeTransportModeTransforms:I
+Landroid/net/IIpSecService;->addAddressToTunnelInterface(ILandroid/net/LinkAddress;Ljava/lang/String;)V
+Landroid/net/IIpSecService;->allocateSecurityParameterIndex(Ljava/lang/String;ILandroid/os/IBinder;)Landroid/net/IpSecSpiResponse;
+Landroid/net/IIpSecService;->applyTransportModeTransform(Landroid/os/ParcelFileDescriptor;II)V
+Landroid/net/IIpSecService;->applyTunnelModeTransform(IIILjava/lang/String;)V
+Landroid/net/IIpSecService;->closeUdpEncapsulationSocket(I)V
+Landroid/net/IIpSecService;->createTransform(Landroid/net/IpSecConfig;Landroid/os/IBinder;Ljava/lang/String;)Landroid/net/IpSecTransformResponse;
+Landroid/net/IIpSecService;->createTunnelInterface(Ljava/lang/String;Ljava/lang/String;Landroid/net/Network;Landroid/os/IBinder;Ljava/lang/String;)Landroid/net/IpSecTunnelInterfaceResponse;
+Landroid/net/IIpSecService;->deleteTransform(I)V
+Landroid/net/IIpSecService;->deleteTunnelInterface(ILjava/lang/String;)V
+Landroid/net/IIpSecService;->openUdpEncapsulationSocket(ILandroid/os/IBinder;)Landroid/net/IpSecUdpEncapResponse;
+Landroid/net/IIpSecService;->releaseSecurityParameterIndex(I)V
+Landroid/net/IIpSecService;->removeAddressFromTunnelInterface(ILandroid/net/LinkAddress;Ljava/lang/String;)V
+Landroid/net/IIpSecService;->removeTransportModeTransforms(Landroid/os/ParcelFileDescriptor;)V
+Landroid/net/IpSecAlgorithm;->checkValidOrThrow(Ljava/lang/String;II)V
+Landroid/net/IpSecAlgorithm;->CRYPT_NULL:Ljava/lang/String;
+Landroid/net/IpSecAlgorithm;->equals(Landroid/net/IpSecAlgorithm;Landroid/net/IpSecAlgorithm;)Z
+Landroid/net/IpSecAlgorithm;->isAead()Z
+Landroid/net/IpSecAlgorithm;->isAuthentication()Z
+Landroid/net/IpSecAlgorithm;->isEncryption()Z
+Landroid/net/IpSecAlgorithm;->isUnsafeBuild()Z
+Landroid/net/IpSecAlgorithm;->mKey:[B
+Landroid/net/IpSecAlgorithm;->mName:Ljava/lang/String;
+Landroid/net/IpSecAlgorithm;->mTruncLenBits:I
+Landroid/net/IpSecAlgorithm;->TAG:Ljava/lang/String;
+Landroid/net/IpSecConfig;-><init>()V
+Landroid/net/IpSecConfig;-><init>(Landroid/net/IpSecConfig;)V
+Landroid/net/IpSecConfig;-><init>(Landroid/os/Parcel;)V
+Landroid/net/IpSecConfig;->CREATOR:Landroid/os/Parcelable$Creator;
+Landroid/net/IpSecConfig;->equals(Landroid/net/IpSecConfig;Landroid/net/IpSecConfig;)Z
+Landroid/net/IpSecConfig;->getAuthenticatedEncryption()Landroid/net/IpSecAlgorithm;
+Landroid/net/IpSecConfig;->getAuthentication()Landroid/net/IpSecAlgorithm;
+Landroid/net/IpSecConfig;->getDestinationAddress()Ljava/lang/String;
+Landroid/net/IpSecConfig;->getEncapRemotePort()I
+Landroid/net/IpSecConfig;->getEncapSocketResourceId()I
+Landroid/net/IpSecConfig;->getEncapType()I
+Landroid/net/IpSecConfig;->getEncryption()Landroid/net/IpSecAlgorithm;
+Landroid/net/IpSecConfig;->getMarkMask()I
+Landroid/net/IpSecConfig;->getMarkValue()I
+Landroid/net/IpSecConfig;->getMode()I
+Landroid/net/IpSecConfig;->getNattKeepaliveInterval()I
+Landroid/net/IpSecConfig;->getNetwork()Landroid/net/Network;
+Landroid/net/IpSecConfig;->getSourceAddress()Ljava/lang/String;
+Landroid/net/IpSecConfig;->getSpiResourceId()I
+Landroid/net/IpSecConfig;->mAuthenticatedEncryption:Landroid/net/IpSecAlgorithm;
+Landroid/net/IpSecConfig;->mAuthentication:Landroid/net/IpSecAlgorithm;
+Landroid/net/IpSecConfig;->mDestinationAddress:Ljava/lang/String;
+Landroid/net/IpSecConfig;->mEncapRemotePort:I
+Landroid/net/IpSecConfig;->mEncapSocketResourceId:I
+Landroid/net/IpSecConfig;->mEncapType:I
+Landroid/net/IpSecConfig;->mEncryption:Landroid/net/IpSecAlgorithm;
+Landroid/net/IpSecConfig;->mMarkMask:I
+Landroid/net/IpSecConfig;->mMarkValue:I
+Landroid/net/IpSecConfig;->mMode:I
+Landroid/net/IpSecConfig;->mNattKeepaliveInterval:I
+Landroid/net/IpSecConfig;->mNetwork:Landroid/net/Network;
+Landroid/net/IpSecConfig;->mSourceAddress:Ljava/lang/String;
+Landroid/net/IpSecConfig;->mSpiResourceId:I
+Landroid/net/IpSecConfig;->setAuthenticatedEncryption(Landroid/net/IpSecAlgorithm;)V
+Landroid/net/IpSecConfig;->setAuthentication(Landroid/net/IpSecAlgorithm;)V
+Landroid/net/IpSecConfig;->setDestinationAddress(Ljava/lang/String;)V
+Landroid/net/IpSecConfig;->setEncapRemotePort(I)V
+Landroid/net/IpSecConfig;->setEncapSocketResourceId(I)V
+Landroid/net/IpSecConfig;->setEncapType(I)V
+Landroid/net/IpSecConfig;->setEncryption(Landroid/net/IpSecAlgorithm;)V
+Landroid/net/IpSecConfig;->setMarkMask(I)V
+Landroid/net/IpSecConfig;->setMarkValue(I)V
+Landroid/net/IpSecConfig;->setMode(I)V
+Landroid/net/IpSecConfig;->setNattKeepaliveInterval(I)V
+Landroid/net/IpSecConfig;->setNetwork(Landroid/net/Network;)V
+Landroid/net/IpSecConfig;->setSourceAddress(Ljava/lang/String;)V
+Landroid/net/IpSecConfig;->setSpiResourceId(I)V
+Landroid/net/IpSecConfig;->TAG:Ljava/lang/String;
+Landroid/net/IpSecManager$IpSecTunnelInterface;-><init>(Landroid/content/Context;Landroid/net/IIpSecService;Ljava/net/InetAddress;Ljava/net/InetAddress;Landroid/net/Network;)V
+Landroid/net/IpSecManager$IpSecTunnelInterface;->addAddress(Ljava/net/InetAddress;I)V
+Landroid/net/IpSecManager$IpSecTunnelInterface;->getInterfaceName()Ljava/lang/String;
+Landroid/net/IpSecManager$IpSecTunnelInterface;->getResourceId()I
+Landroid/net/IpSecManager$IpSecTunnelInterface;->mCloseGuard:Ldalvik/system/CloseGuard;
+Landroid/net/IpSecManager$IpSecTunnelInterface;->mInterfaceName:Ljava/lang/String;
+Landroid/net/IpSecManager$IpSecTunnelInterface;->mLocalAddress:Ljava/net/InetAddress;
+Landroid/net/IpSecManager$IpSecTunnelInterface;->mOpPackageName:Ljava/lang/String;
+Landroid/net/IpSecManager$IpSecTunnelInterface;->mRemoteAddress:Ljava/net/InetAddress;
+Landroid/net/IpSecManager$IpSecTunnelInterface;->mResourceId:I
+Landroid/net/IpSecManager$IpSecTunnelInterface;->mService:Landroid/net/IIpSecService;
+Landroid/net/IpSecManager$IpSecTunnelInterface;->mUnderlyingNetwork:Landroid/net/Network;
+Landroid/net/IpSecManager$IpSecTunnelInterface;->removeAddress(Ljava/net/InetAddress;I)V
+Landroid/net/IpSecManager$ResourceUnavailableException;-><init>(Ljava/lang/String;)V
+Landroid/net/IpSecManager$SecurityParameterIndex;-><init>(Landroid/net/IIpSecService;Ljava/net/InetAddress;I)V
+Landroid/net/IpSecManager$SecurityParameterIndex;->getResourceId()I
+Landroid/net/IpSecManager$SecurityParameterIndex;->mCloseGuard:Ldalvik/system/CloseGuard;
+Landroid/net/IpSecManager$SecurityParameterIndex;->mDestinationAddress:Ljava/net/InetAddress;
+Landroid/net/IpSecManager$SecurityParameterIndex;->mResourceId:I
+Landroid/net/IpSecManager$SecurityParameterIndex;->mService:Landroid/net/IIpSecService;
+Landroid/net/IpSecManager$SecurityParameterIndex;->mSpi:I
+Landroid/net/IpSecManager$SpiUnavailableException;-><init>(Ljava/lang/String;I)V
+Landroid/net/IpSecManager$SpiUnavailableException;->mSpi:I
+Landroid/net/IpSecManager$Status;->OK:I
+Landroid/net/IpSecManager$Status;->RESOURCE_UNAVAILABLE:I
+Landroid/net/IpSecManager$Status;->SPI_UNAVAILABLE:I
+Landroid/net/IpSecManager$UdpEncapsulationSocket;-><init>(Landroid/net/IIpSecService;I)V
+Landroid/net/IpSecManager$UdpEncapsulationSocket;->getResourceId()I
+Landroid/net/IpSecManager$UdpEncapsulationSocket;->mCloseGuard:Ldalvik/system/CloseGuard;
+Landroid/net/IpSecManager$UdpEncapsulationSocket;->mPfd:Landroid/os/ParcelFileDescriptor;
+Landroid/net/IpSecManager$UdpEncapsulationSocket;->mPort:I
+Landroid/net/IpSecManager$UdpEncapsulationSocket;->mResourceId:I
+Landroid/net/IpSecManager$UdpEncapsulationSocket;->mService:Landroid/net/IIpSecService;
+Landroid/net/IpSecManager;-><init>(Landroid/content/Context;Landroid/net/IIpSecService;)V
+Landroid/net/IpSecManager;->applyTunnelModeTransform(Landroid/net/IpSecManager$IpSecTunnelInterface;ILandroid/net/IpSecTransform;)V
+Landroid/net/IpSecManager;->createIpSecTunnelInterface(Ljava/net/InetAddress;Ljava/net/InetAddress;Landroid/net/Network;)Landroid/net/IpSecManager$IpSecTunnelInterface;
+Landroid/net/IpSecManager;->INVALID_RESOURCE_ID:I
+Landroid/net/IpSecManager;->maybeHandleServiceSpecificException(Landroid/os/ServiceSpecificException;)V
+Landroid/net/IpSecManager;->mContext:Landroid/content/Context;
+Landroid/net/IpSecManager;->mService:Landroid/net/IIpSecService;
+Landroid/net/IpSecManager;->removeTunnelModeTransform(Landroid/net/Network;Landroid/net/IpSecTransform;)V
+Landroid/net/IpSecManager;->rethrowCheckedExceptionFromServiceSpecificException(Landroid/os/ServiceSpecificException;)Ljava/io/IOException;
+Landroid/net/IpSecManager;->rethrowUncheckedExceptionFromServiceSpecificException(Landroid/os/ServiceSpecificException;)Ljava/lang/RuntimeException;
+Landroid/net/IpSecManager;->TAG:Ljava/lang/String;
+Landroid/net/IpSecSpiResponse;-><init>(I)V
+Landroid/net/IpSecSpiResponse;-><init>(III)V
+Landroid/net/IpSecSpiResponse;-><init>(Landroid/os/Parcel;)V
+Landroid/net/IpSecSpiResponse;->CREATOR:Landroid/os/Parcelable$Creator;
+Landroid/net/IpSecSpiResponse;->resourceId:I
+Landroid/net/IpSecSpiResponse;->spi:I
+Landroid/net/IpSecSpiResponse;->status:I
+Landroid/net/IpSecSpiResponse;->TAG:Ljava/lang/String;
+Landroid/net/IpSecTransform$Builder;->buildTunnelModeTransform(Ljava/net/InetAddress;Landroid/net/IpSecManager$SecurityParameterIndex;)Landroid/net/IpSecTransform;
+Landroid/net/IpSecTransform$Builder;->mConfig:Landroid/net/IpSecConfig;
+Landroid/net/IpSecTransform$Builder;->mContext:Landroid/content/Context;
+Landroid/net/IpSecTransform$NattKeepaliveCallback;-><init>()V
+Landroid/net/IpSecTransform$NattKeepaliveCallback;->ERROR_HARDWARE_ERROR:I
+Landroid/net/IpSecTransform$NattKeepaliveCallback;->ERROR_HARDWARE_UNSUPPORTED:I
+Landroid/net/IpSecTransform$NattKeepaliveCallback;->ERROR_INVALID_NETWORK:I
+Landroid/net/IpSecTransform$NattKeepaliveCallback;->onError(I)V
+Landroid/net/IpSecTransform$NattKeepaliveCallback;->onStarted()V
+Landroid/net/IpSecTransform$NattKeepaliveCallback;->onStopped()V
+Landroid/net/IpSecTransform;-><init>(Landroid/content/Context;Landroid/net/IpSecConfig;)V
+Landroid/net/IpSecTransform;->activate()Landroid/net/IpSecTransform;
+Landroid/net/IpSecTransform;->checkResultStatus(I)V
+Landroid/net/IpSecTransform;->ENCAP_ESPINUDP:I
+Landroid/net/IpSecTransform;->ENCAP_ESPINUDP_NON_IKE:I
+Landroid/net/IpSecTransform;->ENCAP_NONE:I
+Landroid/net/IpSecTransform;->equals(Landroid/net/IpSecTransform;Landroid/net/IpSecTransform;)Z
+Landroid/net/IpSecTransform;->getConfig()Landroid/net/IpSecConfig;
+Landroid/net/IpSecTransform;->getIpSecService()Landroid/net/IIpSecService;
+Landroid/net/IpSecTransform;->getResourceId()I
+Landroid/net/IpSecTransform;->mCallbackHandler:Landroid/os/Handler;
+Landroid/net/IpSecTransform;->mCloseGuard:Ldalvik/system/CloseGuard;
+Landroid/net/IpSecTransform;->mConfig:Landroid/net/IpSecConfig;
+Landroid/net/IpSecTransform;->mContext:Landroid/content/Context;
+Landroid/net/IpSecTransform;->mKeepalive:Landroid/net/ConnectivityManager$PacketKeepalive;
+Landroid/net/IpSecTransform;->mKeepaliveCallback:Landroid/net/ConnectivityManager$PacketKeepaliveCallback;
+Landroid/net/IpSecTransform;->MODE_TRANSPORT:I
+Landroid/net/IpSecTransform;->MODE_TUNNEL:I
+Landroid/net/IpSecTransform;->mResourceId:I
+Landroid/net/IpSecTransform;->mUserKeepaliveCallback:Landroid/net/IpSecTransform$NattKeepaliveCallback;
+Landroid/net/IpSecTransform;->startNattKeepalive(Landroid/net/IpSecTransform$NattKeepaliveCallback;ILandroid/os/Handler;)V
+Landroid/net/IpSecTransform;->stopNattKeepalive()V
+Landroid/net/IpSecTransform;->TAG:Ljava/lang/String;
+Landroid/net/IpSecTransformResponse;-><init>(I)V
+Landroid/net/IpSecTransformResponse;-><init>(II)V
+Landroid/net/IpSecTransformResponse;-><init>(Landroid/os/Parcel;)V
+Landroid/net/IpSecTransformResponse;->CREATOR:Landroid/os/Parcelable$Creator;
+Landroid/net/IpSecTransformResponse;->resourceId:I
+Landroid/net/IpSecTransformResponse;->status:I
+Landroid/net/IpSecTransformResponse;->TAG:Ljava/lang/String;
+Landroid/net/IpSecTunnelInterfaceResponse;-><init>(I)V
+Landroid/net/IpSecTunnelInterfaceResponse;-><init>(IILjava/lang/String;)V
+Landroid/net/IpSecTunnelInterfaceResponse;-><init>(Landroid/os/Parcel;)V
+Landroid/net/IpSecTunnelInterfaceResponse;->CREATOR:Landroid/os/Parcelable$Creator;
+Landroid/net/IpSecTunnelInterfaceResponse;->interfaceName:Ljava/lang/String;
+Landroid/net/IpSecTunnelInterfaceResponse;->resourceId:I
+Landroid/net/IpSecTunnelInterfaceResponse;->status:I
+Landroid/net/IpSecTunnelInterfaceResponse;->TAG:Ljava/lang/String;
+Landroid/net/IpSecUdpEncapResponse;-><init>(I)V
+Landroid/net/IpSecUdpEncapResponse;-><init>(IIILjava/io/FileDescriptor;)V
+Landroid/net/IpSecUdpEncapResponse;-><init>(Landroid/os/Parcel;)V
+Landroid/net/IpSecUdpEncapResponse;->CREATOR:Landroid/os/Parcelable$Creator;
+Landroid/net/IpSecUdpEncapResponse;->fileDescriptor:Landroid/os/ParcelFileDescriptor;
+Landroid/net/IpSecUdpEncapResponse;->port:I
+Landroid/net/IpSecUdpEncapResponse;->resourceId:I
+Landroid/net/IpSecUdpEncapResponse;->status:I
+Landroid/net/IpSecUdpEncapResponse;->TAG:Ljava/lang/String;
 Landroid/net/nsd/DnsSdTxtRecord;-><init>()V
 Landroid/net/nsd/DnsSdTxtRecord;-><init>(Landroid/net/nsd/DnsSdTxtRecord;)V
 Landroid/net/nsd/DnsSdTxtRecord;-><init>([B)V
diff --git a/Tethering/common/TetheringLib/Android.bp b/Tethering/common/TetheringLib/Android.bp
index c82a993..51c200b 100644
--- a/Tethering/common/TetheringLib/Android.bp
+++ b/Tethering/common/TetheringLib/Android.bp
@@ -27,12 +27,14 @@
         "//cts/tests/netlegacy22.api",
         "//external/sl4a:__subpackages__",
         "//frameworks/base/packages/Connectivity/tests:__subpackages__",
+        "//frameworks/base/tests/vcn",
         "//frameworks/libs/net/common/testutils",
         "//frameworks/libs/net/common/tests:__subpackages__",
         "//frameworks/opt/telephony/tests/telephonytests",
         "//packages/modules/CaptivePortalLogin/tests",
         "//packages/modules/Connectivity/Tethering/tests:__subpackages__",
         "//packages/modules/Connectivity/tests:__subpackages__",
+        "//packages/modules/IPsec/tests/iketests",
         "//packages/modules/NetworkStack/tests:__subpackages__",
         "//packages/modules/Wifi/service/tests/wifitests",
     ],
diff --git a/buildstubs-t/Android.bp b/buildstubs-t/Android.bp
deleted file mode 100644
index dfca6b3..0000000
--- a/buildstubs-t/Android.bp
+++ /dev/null
@@ -1,49 +0,0 @@
-//
-// Copyright (C) 2021 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 {
-    // See: http://go/android-license-faq
-    default_applicable_licenses: ["Android-Apache-2.0"],
-}
-
-// Placeholder empty filegroups to avoid merge conflicts on build rules
-// on a branch that does not have the filegroups
-
-filegroup {
-    name: "framework-connectivity-tiramisu-updatable-sources",
-    srcs: [],
-}
-
-filegroup {
-    name: "services.connectivity-tiramisu-updatable-sources",
-    srcs: ["stubs-src/**/*.java"],
-}
-
-// Empty replacement for framework-connectivity-tiramisu.impl and stubs,
-// as framework-connectivity is disabled in the branch
-java_library {
-    name: "framework-connectivity-tiramisu.impl",
-    min_sdk_version: "Tiramisu",
-    sdk_version: "module_current",
-    srcs: [],
-}
-
-java_library {
-    name: "framework-connectivity-tiramisu.stubs.module_lib",
-    min_sdk_version: "Tiramisu",
-    sdk_version: "module_current",
-    srcs: [],
-}
diff --git a/buildstubs-t/stubs-src/com/android/server/NsdService.java b/buildstubs-t/stubs-src/com/android/server/NsdService.java
deleted file mode 100644
index 8e32ffd..0000000
--- a/buildstubs-t/stubs-src/com/android/server/NsdService.java
+++ /dev/null
@@ -1,76 +0,0 @@
-/*
- * Copyright (C) 2021 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.content.Context;
-import android.os.IBinder;
-import android.os.IInterface;
-import android.os.Parcel;
-import android.os.RemoteException;
-
-import java.io.FileDescriptor;
-
-/**
- * Fake NsdService class for sc-mainline-prod,
- * to allow building the T service-connectivity before sources
- * are moved to the branch
- */
-public final class NsdService implements IBinder {
-    /** Create instance */
-    public static NsdService create(Context ctx) throws InterruptedException {
-        throw new RuntimeException("This is a stub class");
-    }
-
-    @Override
-    public String getInterfaceDescriptor() throws RemoteException {
-        return null;
-    }
-
-    @Override
-    public boolean pingBinder() {
-        return false;
-    }
-
-    @Override
-    public boolean isBinderAlive() {
-        return false;
-    }
-
-    @Override
-    public IInterface queryLocalInterface(String descriptor) {
-        return null;
-    }
-
-    @Override
-    public void dump(FileDescriptor fd, String[] args) throws RemoteException {}
-
-    @Override
-    public void dumpAsync(FileDescriptor fd, String[] args) throws RemoteException {}
-
-    @Override
-    public boolean transact(int code, Parcel data, Parcel reply, int flags) throws RemoteException {
-        return false;
-    }
-
-    @Override
-    public void linkToDeath(DeathRecipient recipient, int flags) throws RemoteException {}
-
-    @Override
-    public boolean unlinkToDeath(DeathRecipient recipient, int flags) {
-        return false;
-    }
-}
diff --git a/framework-t/Android.bp b/framework-t/Android.bp
index a08c06a..dabe1fa 100644
--- a/framework-t/Android.bp
+++ b/framework-t/Android.bp
@@ -21,7 +21,7 @@
 
 java_defaults {
     name: "enable-framework-connectivity-t-targets",
-    enabled: false,
+    enabled: true,
 }
 // The above defaults can be used to disable framework-connectivity t
 // targets while minimizing merge conflicts in the build rules.
@@ -29,8 +29,8 @@
 // SDK library for connectivity bootclasspath classes that were part of the non-updatable API before
 // T, and were moved to the module in T. Other bootclasspath classes in connectivity should go to
 // framework-connectivity.
-java_sdk_library {
-    name: "framework-connectivity-tiramisu",
+java_defaults {
+    name: "framework-connectivity-tiramisu-defaults",
     sdk_version: "module_current",
     min_sdk_version: "Tiramisu",
     defaults: [
@@ -41,10 +41,6 @@
         ":framework-connectivity-tiramisu-updatable-sources",
         ":framework-nearby-java-sources",
     ],
-    // Do not add static_libs to this library: put them in framework-connectivity instead.
-    // The jarjar rules are only so that references to jarjared utils in
-    // framework-connectivity-pre-jarjar match at runtime.
-    jarjar_rules: ":connectivity-jarjar-rules",
     stub_only_libs: [
         // Use prebuilt framework-connectivity stubs to avoid circular dependencies
         "sdk_module-lib_current_framework-connectivity",
@@ -67,6 +63,42 @@
         // non-jarjard names of widely-used packages such as com.android.net.module.util.
         "framework-connectivity-pre-jarjar",
     ],
+    aidl: {
+        generate_get_transaction_name: true,
+        include_dirs: [
+            // For connectivity-framework classes such as Network.aidl,
+            // and connectivity-framework-t classes such as
+            // NetworkStateSnapshot.aidl
+            "packages/modules/Connectivity/framework/aidl-export",
+        ],
+    },
+    apex_available: [
+        "com.android.tethering",
+    ],
+}
+
+java_library {
+    name: "framework-connectivity-tiramisu-pre-jarjar",
+    defaults: ["framework-connectivity-tiramisu-defaults"],
+    libs: [
+        "framework-bluetooth",
+        "framework-connectivity-pre-jarjar",
+    ],
+    visibility: ["//packages/modules/Connectivity:__subpackages__"],
+}
+
+// SDK library for connectivity bootclasspath classes that were part of the non-updatable API before
+// T, and were moved to the module in T. Other bootclasspath classes in connectivity should go to
+// framework-connectivity.
+java_sdk_library {
+    name: "framework-connectivity-tiramisu",
+    defaults: [
+        "framework-connectivity-tiramisu-defaults",
+    ],
+    // Do not add static_libs to this library: put them in framework-connectivity instead.
+    // The jarjar rules are only so that references to jarjared utils in
+    // framework-connectivity-pre-jarjar match at runtime.
+    jarjar_rules: ":connectivity-jarjar-rules",
     permitted_packages: [
         "android.net",
         "android.net.nsd",
@@ -74,9 +106,6 @@
         "com.android.connectivity",
         "com.android.nearby",
     ],
-    apex_available: [
-        "com.android.tethering",
-    ],
     impl_library_visibility: [
         "//packages/modules/Connectivity/Tethering/apex",
         // In preparation for future move
@@ -89,12 +118,14 @@
         "//cts/tests/netlegacy22.api",
         "//cts/tests/tests/app.usage", // NetworkUsageStatsTest
         "//external/sl4a:__subpackages__",
+        "//frameworks/base/tests/vcn",
         "//frameworks/libs/net/common/testutils",
         "//frameworks/libs/net/common/tests:__subpackages__",
         "//frameworks/opt/telephony/tests/telephonytests",
         "//packages/modules/CaptivePortalLogin/tests",
         "//packages/modules/Connectivity/Tethering/tests:__subpackages__",
         "//packages/modules/Connectivity/tests:__subpackages__",
+	"//packages/modules/IPsec/tests/iketests",
         "//packages/modules/NetworkStack/tests:__subpackages__",
         "//packages/modules/Nearby/tests:__subpackages__",
         "//packages/modules/Wifi/service/tests/wifitests",
diff --git a/framework-t/api/current.txt b/framework-t/api/current.txt
index 7977cc5..184d26e 100644
--- a/framework-t/api/current.txt
+++ b/framework-t/api/current.txt
@@ -1,4 +1,77 @@
 // Signature format: 2.0
+package android.net {
+
+  public final class IpSecAlgorithm implements android.os.Parcelable {
+    ctor public IpSecAlgorithm(@NonNull String, @NonNull byte[]);
+    ctor public IpSecAlgorithm(@NonNull String, @NonNull byte[], int);
+    method public int describeContents();
+    method @NonNull public byte[] getKey();
+    method @NonNull public String getName();
+    method @NonNull public static java.util.Set<java.lang.String> getSupportedAlgorithms();
+    method public int getTruncationLengthBits();
+    method public void writeToParcel(android.os.Parcel, int);
+    field public static final String AUTH_AES_CMAC = "cmac(aes)";
+    field public static final String AUTH_AES_XCBC = "xcbc(aes)";
+    field public static final String AUTH_CRYPT_AES_GCM = "rfc4106(gcm(aes))";
+    field public static final String AUTH_CRYPT_CHACHA20_POLY1305 = "rfc7539esp(chacha20,poly1305)";
+    field public static final String AUTH_HMAC_MD5 = "hmac(md5)";
+    field public static final String AUTH_HMAC_SHA1 = "hmac(sha1)";
+    field public static final String AUTH_HMAC_SHA256 = "hmac(sha256)";
+    field public static final String AUTH_HMAC_SHA384 = "hmac(sha384)";
+    field public static final String AUTH_HMAC_SHA512 = "hmac(sha512)";
+    field @NonNull public static final android.os.Parcelable.Creator<android.net.IpSecAlgorithm> CREATOR;
+    field public static final String CRYPT_AES_CBC = "cbc(aes)";
+    field public static final String CRYPT_AES_CTR = "rfc3686(ctr(aes))";
+  }
+
+  public final class IpSecManager {
+    method @NonNull public android.net.IpSecManager.SecurityParameterIndex allocateSecurityParameterIndex(@NonNull java.net.InetAddress) throws android.net.IpSecManager.ResourceUnavailableException;
+    method @NonNull public android.net.IpSecManager.SecurityParameterIndex allocateSecurityParameterIndex(@NonNull java.net.InetAddress, int) throws android.net.IpSecManager.ResourceUnavailableException, android.net.IpSecManager.SpiUnavailableException;
+    method public void applyTransportModeTransform(@NonNull java.net.Socket, int, @NonNull android.net.IpSecTransform) throws java.io.IOException;
+    method public void applyTransportModeTransform(@NonNull java.net.DatagramSocket, int, @NonNull android.net.IpSecTransform) throws java.io.IOException;
+    method public void applyTransportModeTransform(@NonNull java.io.FileDescriptor, int, @NonNull android.net.IpSecTransform) throws java.io.IOException;
+    method @NonNull public android.net.IpSecManager.UdpEncapsulationSocket openUdpEncapsulationSocket(int) throws java.io.IOException, android.net.IpSecManager.ResourceUnavailableException;
+    method @NonNull public android.net.IpSecManager.UdpEncapsulationSocket openUdpEncapsulationSocket() throws java.io.IOException, android.net.IpSecManager.ResourceUnavailableException;
+    method public void removeTransportModeTransforms(@NonNull java.net.Socket) throws java.io.IOException;
+    method public void removeTransportModeTransforms(@NonNull java.net.DatagramSocket) throws java.io.IOException;
+    method public void removeTransportModeTransforms(@NonNull java.io.FileDescriptor) throws java.io.IOException;
+    field public static final int DIRECTION_IN = 0; // 0x0
+    field public static final int DIRECTION_OUT = 1; // 0x1
+  }
+
+  public static final class IpSecManager.ResourceUnavailableException extends android.util.AndroidException {
+  }
+
+  public static final class IpSecManager.SecurityParameterIndex implements java.lang.AutoCloseable {
+    method public void close();
+    method public int getSpi();
+  }
+
+  public static final class IpSecManager.SpiUnavailableException extends android.util.AndroidException {
+    method public int getSpi();
+  }
+
+  public static final class IpSecManager.UdpEncapsulationSocket implements java.lang.AutoCloseable {
+    method public void close() throws java.io.IOException;
+    method public java.io.FileDescriptor getFileDescriptor();
+    method public int getPort();
+  }
+
+  public final class IpSecTransform implements java.lang.AutoCloseable {
+    method public void close();
+  }
+
+  public static class IpSecTransform.Builder {
+    ctor public IpSecTransform.Builder(@NonNull android.content.Context);
+    method @NonNull public android.net.IpSecTransform buildTransportModeTransform(@NonNull java.net.InetAddress, @NonNull android.net.IpSecManager.SecurityParameterIndex) throws java.io.IOException, android.net.IpSecManager.ResourceUnavailableException, android.net.IpSecManager.SpiUnavailableException;
+    method @NonNull public android.net.IpSecTransform.Builder setAuthenticatedEncryption(@NonNull android.net.IpSecAlgorithm);
+    method @NonNull public android.net.IpSecTransform.Builder setAuthentication(@NonNull android.net.IpSecAlgorithm);
+    method @NonNull public android.net.IpSecTransform.Builder setEncryption(@NonNull android.net.IpSecAlgorithm);
+    method @NonNull public android.net.IpSecTransform.Builder setIpv4Encapsulation(@NonNull android.net.IpSecManager.UdpEncapsulationSocket, int);
+  }
+
+}
+
 package android.net.nsd {
 
   public final class NsdManager {
diff --git a/framework-t/api/lint-baseline.txt b/framework-t/api/lint-baseline.txt
new file mode 100644
index 0000000..1e30747
--- /dev/null
+++ b/framework-t/api/lint-baseline.txt
@@ -0,0 +1,7 @@
+// Baseline format: 1.0
+GenericException: android.net.IpSecManager.SecurityParameterIndex#finalize():
+    Methods must not throw generic exceptions (`java.lang.Throwable`)
+GenericException: android.net.IpSecManager.UdpEncapsulationSocket#finalize():
+    Methods must not throw generic exceptions (`java.lang.Throwable`)
+GenericException: android.net.IpSecTransform#finalize():
+    Methods must not throw generic exceptions (`java.lang.Throwable`)
diff --git a/framework-t/api/module-lib-current.txt b/framework-t/api/module-lib-current.txt
index 81d89c6..0511b37 100644
--- a/framework-t/api/module-lib-current.txt
+++ b/framework-t/api/module-lib-current.txt
@@ -5,5 +5,13 @@
     method public static void registerServiceWrappers();
   }
 
+  public final class IpSecManager {
+    field public static final int DIRECTION_FWD = 2; // 0x2
+  }
+
+  public static final class IpSecManager.UdpEncapsulationSocket implements java.lang.AutoCloseable {
+    method public int getResourceId();
+  }
+
 }
 
diff --git a/framework-t/api/system-current.txt b/framework-t/api/system-current.txt
index d802177..92e5619 100644
--- a/framework-t/api/system-current.txt
+++ b/framework-t/api/system-current.txt
@@ -1 +1,336 @@
 // Signature format: 2.0
+package android.nearby {
+
+  public class FastPairAccountKeyDeviceMetadata {
+    method @Nullable public byte[] getAccountKey();
+    method @Nullable public android.nearby.FastPairDeviceMetadata getFastPairDeviceMetadata();
+    method @Nullable public android.nearby.FastPairDiscoveryItem getFastPairDiscoveryItem();
+    method @Nullable public byte[] getSha256AccountKeyPublicAddress();
+  }
+
+  public static final class FastPairAccountKeyDeviceMetadata.Builder {
+    ctor public FastPairAccountKeyDeviceMetadata.Builder();
+    method @NonNull public android.nearby.FastPairAccountKeyDeviceMetadata build();
+    method @NonNull public android.nearby.FastPairAccountKeyDeviceMetadata.Builder setAccountKey(@Nullable byte[]);
+    method @NonNull public android.nearby.FastPairAccountKeyDeviceMetadata.Builder setFastPairDeviceMetadata(@Nullable android.nearby.FastPairDeviceMetadata);
+    method @NonNull public android.nearby.FastPairAccountKeyDeviceMetadata.Builder setFastPairDiscoveryItem(@Nullable android.nearby.FastPairDiscoveryItem);
+    method @NonNull public android.nearby.FastPairAccountKeyDeviceMetadata.Builder setSha256AccountKeyPublicAddress(@Nullable byte[]);
+  }
+
+  public class FastPairAntispoofkeyDeviceMetadata {
+  }
+
+  public static final class FastPairAntispoofkeyDeviceMetadata.Builder {
+    ctor public FastPairAntispoofkeyDeviceMetadata.Builder();
+    method @NonNull public android.nearby.FastPairAntispoofkeyDeviceMetadata build();
+    method @NonNull public android.nearby.FastPairAntispoofkeyDeviceMetadata.Builder setAntiSpoofPublicKey(@Nullable byte[]);
+    method @NonNull public android.nearby.FastPairAntispoofkeyDeviceMetadata.Builder setFastPairDeviceMetadata(@Nullable android.nearby.FastPairDeviceMetadata);
+  }
+
+  public abstract class FastPairDataProviderBase {
+    ctor public FastPairDataProviderBase(@NonNull String);
+    method @Nullable public final android.os.IBinder getBinder();
+    method public abstract void onLoadFastPairAccountDevicesMetadata(@NonNull android.nearby.FastPairDataProviderBase.FastPairAccountDevicesMetadataRequest, @NonNull android.nearby.FastPairDataProviderBase.FastPairAccountDevicesMetadataCallback);
+    method public abstract void onLoadFastPairAntispoofkeyDeviceMetadata(@NonNull android.nearby.FastPairDataProviderBase.FastPairAntispoofkeyDeviceMetadataRequest, @NonNull android.nearby.FastPairDataProviderBase.FastPairAntispoofkeyDeviceMetadataCallback);
+    method public abstract void onLoadFastPairEligibleAccounts(@NonNull android.nearby.FastPairDataProviderBase.FastPairEligibleAccountsRequest, @NonNull android.nearby.FastPairDataProviderBase.FastPairEligibleAccountsCallback);
+    method public abstract void onManageFastPairAccount(@NonNull android.nearby.FastPairDataProviderBase.FastPairManageAccountRequest, @NonNull android.nearby.FastPairDataProviderBase.FastPairManageActionCallback);
+    method public abstract void onManageFastPairAccountDevice(@NonNull android.nearby.FastPairDataProviderBase.FastPairManageAccountDeviceRequest, @NonNull android.nearby.FastPairDataProviderBase.FastPairManageActionCallback);
+    field public static final String ACTION_FAST_PAIR_DATA_PROVIDER = "android.nearby.action.FAST_PAIR_DATA_PROVIDER";
+    field public static final int ERROR_CODE_BAD_REQUEST = 0; // 0x0
+    field public static final int ERROR_CODE_INTERNAL_ERROR = 1; // 0x1
+    field public static final int MANAGE_REQUEST_ADD = 0; // 0x0
+    field public static final int MANAGE_REQUEST_REMOVE = 1; // 0x1
+  }
+
+  public static interface FastPairDataProviderBase.FastPairAccountDevicesMetadataCallback {
+    method public void onError(int, @Nullable String);
+    method public void onFastPairAccountDevicesMetadataReceived(@NonNull java.util.Collection<android.nearby.FastPairAccountKeyDeviceMetadata>);
+  }
+
+  public static class FastPairDataProviderBase.FastPairAccountDevicesMetadataRequest {
+    method @NonNull public android.accounts.Account getAccount();
+  }
+
+  public static interface FastPairDataProviderBase.FastPairAntispoofkeyDeviceMetadataCallback {
+    method public void onError(int, @Nullable String);
+    method public void onFastPairAntispoofkeyDeviceMetadataReceived(@NonNull android.nearby.FastPairAntispoofkeyDeviceMetadata);
+  }
+
+  public static class FastPairDataProviderBase.FastPairAntispoofkeyDeviceMetadataRequest {
+    method @NonNull public byte[] getModelId();
+  }
+
+  public static interface FastPairDataProviderBase.FastPairEligibleAccountsCallback {
+    method public void onError(int, @Nullable String);
+    method public void onFastPairEligibleAccountsReceived(@NonNull java.util.Collection<android.nearby.FastPairEligibleAccount>);
+  }
+
+  public static class FastPairDataProviderBase.FastPairEligibleAccountsRequest {
+  }
+
+  public static class FastPairDataProviderBase.FastPairManageAccountDeviceRequest {
+    method @NonNull public android.accounts.Account getAccount();
+    method @NonNull public android.nearby.FastPairAccountKeyDeviceMetadata getAccountKeyDeviceMetadata();
+    method @Nullable public String getBleAddress();
+    method public int getRequestType();
+  }
+
+  public static class FastPairDataProviderBase.FastPairManageAccountRequest {
+    method @NonNull public android.accounts.Account getAccount();
+    method public int getRequestType();
+  }
+
+  public static interface FastPairDataProviderBase.FastPairManageActionCallback {
+    method public void onError(int, @Nullable String);
+    method public void onSuccess();
+  }
+
+  public class FastPairDeviceMetadata {
+    method @Nullable public String getAssistantSetupHalfSheet();
+    method @Nullable public String getAssistantSetupNotification();
+    method public int getBleTxPower();
+    method @Nullable public String getConfirmPinDescription();
+    method @Nullable public String getConfirmPinTitle();
+    method @Nullable public String getConnectSuccessCompanionAppInstalled();
+    method @Nullable public String getConnectSuccessCompanionAppNotInstalled();
+    method public int getDeviceType();
+    method @Nullable public String getDownloadCompanionAppDescription();
+    method @Nullable public String getFailConnectGoToSettingsDescription();
+    method @Nullable public String getFastPairTvConnectDeviceNoAccountDescription();
+    method @Nullable public byte[] getImage();
+    method @Nullable public String getImageUrl();
+    method @Nullable public String getInitialNotificationDescription();
+    method @Nullable public String getInitialNotificationDescriptionNoAccount();
+    method @Nullable public String getInitialPairingDescription();
+    method @Nullable public String getIntentUri();
+    method @Nullable public String getLocale();
+    method @Nullable public String getOpenCompanionAppDescription();
+    method @Nullable public String getRetroactivePairingDescription();
+    method @Nullable public String getSubsequentPairingDescription();
+    method @Nullable public String getSyncContactsDescription();
+    method @Nullable public String getSyncContactsTitle();
+    method @Nullable public String getSyncSmsDescription();
+    method @Nullable public String getSyncSmsTitle();
+    method public float getTriggerDistance();
+    method @Nullable public String getTrueWirelessImageUrlCase();
+    method @Nullable public String getTrueWirelessImageUrlLeftBud();
+    method @Nullable public String getTrueWirelessImageUrlRightBud();
+    method @Nullable public String getUnableToConnectDescription();
+    method @Nullable public String getUnableToConnectTitle();
+    method @Nullable public String getUpdateCompanionAppDescription();
+    method @Nullable public String getWaitLaunchCompanionAppDescription();
+  }
+
+  public static final class FastPairDeviceMetadata.Builder {
+    ctor public FastPairDeviceMetadata.Builder();
+    method @NonNull public android.nearby.FastPairDeviceMetadata build();
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setAssistantSetupHalfSheet(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setAssistantSetupNotification(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setBleTxPower(int);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setConfirmPinDescription(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setConfirmPinTitle(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setConnectSuccessCompanionAppInstalled(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setConnectSuccessCompanionAppNotInstalled(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setDeviceType(int);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setDownloadCompanionAppDescription(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setFailConnectGoToSettingsDescription(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setFastPairTvConnectDeviceNoAccountDescription(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setImage(@Nullable byte[]);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setImageUrl(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setInitialNotificationDescription(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setInitialNotificationDescriptionNoAccount(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setInitialPairingDescription(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setIntentUri(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setLocale(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setOpenCompanionAppDescription(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setRetroactivePairingDescription(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setSubsequentPairingDescription(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setSyncContactsDescription(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setSyncContactsTitle(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setSyncSmsDescription(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setSyncSmsTitle(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setTriggerDistance(float);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setTrueWirelessImageUrlCase(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setTrueWirelessImageUrlLeftBud(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setTrueWirelessImageUrlRightBud(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setUnableToConnectDescription(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setUnableToConnectTitle(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setUpdateCompanionAppDescription(@Nullable String);
+    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setWaitLaunchCompanionAppDescription(@Nullable String);
+  }
+
+  public class FastPairDiscoveryItem {
+    method @Nullable public String getActionUrl();
+    method public int getActionUrlType();
+    method @Nullable public String getAppName();
+    method public int getAttachmentType();
+    method @Nullable public byte[] getAuthenticationPublicKeySecp256r1();
+    method @Nullable public byte[] getBleRecordBytes();
+    method public int getDebugCategory();
+    method @Nullable public String getDebugMessage();
+    method @Nullable public String getDescription();
+    method @Nullable public String getDeviceName();
+    method @Nullable public String getDisplayUrl();
+    method @Nullable public String getEntityId();
+    method @Nullable public String getFeatureGraphicUrl();
+    method public long getFirstObservationTimestampMillis();
+    method @Nullable public String getGroupId();
+    method @Nullable public String getIconFfeUrl();
+    method @Nullable public byte[] getIconPng();
+    method @Nullable public String getId();
+    method public long getLastObservationTimestampMillis();
+    method public int getLastUserExperience();
+    method public long getLostMillis();
+    method @Nullable public String getMacAddress();
+    method @Nullable public String getPackageName();
+    method public long getPendingAppInstallTimestampMillis();
+    method public int getRssi();
+    method public int getState();
+    method @Nullable public String getTitle();
+    method @Nullable public String getTriggerId();
+    method public int getTxPower();
+    method public int getType();
+  }
+
+  public static final class FastPairDiscoveryItem.Builder {
+    ctor public FastPairDiscoveryItem.Builder();
+    method @NonNull public android.nearby.FastPairDiscoveryItem build();
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setActionUrl(@Nullable String);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setActionUrlType(int);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setAppName(@Nullable String);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setAttachmentType(int);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setAuthenticationPublicKeySecp256r1(@Nullable byte[]);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setBleRecordBytes(@Nullable byte[]);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setDebugCategory(int);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setDebugMessage(@Nullable String);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setDescription(@Nullable String);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setDeviceName(@Nullable String);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setDisplayUrl(@Nullable String);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setEntityId(@Nullable String);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setFeatureGraphicUrl(@Nullable String);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setFirstObservationTimestampMillis(long);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setGroupId(@Nullable String);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setIconFfeUrl(@Nullable String);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setIconPng(@Nullable byte[]);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setId(@Nullable String);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setLastObservationTimestampMillis(long);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setLastUserExperience(int);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setLostMillis(long);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setMacAddress(@Nullable String);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setPackageName(@Nullable String);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setPendingAppInstallTimestampMillis(long);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setRssi(int);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setState(int);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setTitle(@Nullable String);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setTriggerId(@Nullable String);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setTxPower(int);
+    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setType(int);
+  }
+
+  public class FastPairEligibleAccount {
+  }
+
+  public static final class FastPairEligibleAccount.Builder {
+    ctor public FastPairEligibleAccount.Builder();
+    method @NonNull public android.nearby.FastPairEligibleAccount build();
+    method @NonNull public android.nearby.FastPairEligibleAccount.Builder setAccount(@Nullable android.accounts.Account);
+    method @NonNull public android.nearby.FastPairEligibleAccount.Builder setOptIn(boolean);
+  }
+
+  public abstract class NearbyDevice {
+    method public int getMedium();
+    method @IntRange(from=0xffffff81, to=126) public int getRssi();
+    method public static boolean isValidMedium(int);
+  }
+
+  public final class NearbyDeviceParcelable implements android.os.Parcelable {
+    method public int describeContents();
+    method @Nullable public String getBluetoothAddress();
+    method @Nullable public byte[] getData();
+    method @Nullable public String getFastPairModelId();
+    method public int getMedium();
+    method @Nullable public String getName();
+    method @IntRange(from=0xffffff81, to=126) public int getRssi();
+    method public void writeToParcel(@NonNull android.os.Parcel, int);
+    field @NonNull public static final android.os.Parcelable.Creator<android.nearby.NearbyDeviceParcelable> CREATOR;
+  }
+
+  public static final class NearbyDeviceParcelable.Builder {
+    ctor public NearbyDeviceParcelable.Builder();
+    method @NonNull public android.nearby.NearbyDeviceParcelable build();
+    method @NonNull public android.nearby.NearbyDeviceParcelable.Builder setBluetoothAddress(@Nullable String);
+    method @NonNull public android.nearby.NearbyDeviceParcelable.Builder setData(@Nullable byte[]);
+    method @NonNull public android.nearby.NearbyDeviceParcelable.Builder setFastPairModelId(@Nullable String);
+    method @NonNull public android.nearby.NearbyDeviceParcelable.Builder setMedium(int);
+    method @NonNull public android.nearby.NearbyDeviceParcelable.Builder setName(@Nullable String);
+    method @NonNull public android.nearby.NearbyDeviceParcelable.Builder setRssi(int);
+  }
+
+  public final class NearbyFrameworkInitializer {
+    method public static void registerServiceWrappers();
+  }
+
+  public class NearbyManager {
+    method public void startScan(@NonNull android.nearby.ScanRequest, @NonNull java.util.concurrent.Executor, @NonNull android.nearby.ScanCallback);
+    method public void stopScan(@NonNull android.nearby.ScanCallback);
+  }
+
+  public interface ScanCallback {
+    method public void onDiscovered(@NonNull android.nearby.NearbyDevice);
+    method public void onLost(@NonNull android.nearby.NearbyDevice);
+    method public void onUpdated(@NonNull android.nearby.NearbyDevice);
+  }
+
+  public final class ScanRequest implements android.os.Parcelable {
+    method public int describeContents();
+    method public int getScanMode();
+    method public int getScanType();
+    method @NonNull public android.os.WorkSource getWorkSource();
+    method public boolean isEnableBle();
+    method public static boolean isValidScanMode(int);
+    method public static boolean isValidScanType(int);
+    method @NonNull public static String scanModeToString(int);
+    method public void writeToParcel(@NonNull android.os.Parcel, int);
+    field @NonNull public static final android.os.Parcelable.Creator<android.nearby.ScanRequest> CREATOR;
+    field public static final int SCAN_MODE_BALANCED = 1; // 0x1
+    field public static final int SCAN_MODE_LOW_LATENCY = 2; // 0x2
+    field public static final int SCAN_MODE_LOW_POWER = 0; // 0x0
+    field public static final int SCAN_MODE_NO_POWER = -1; // 0xffffffff
+    field public static final int SCAN_TYPE_EXPOSURE_NOTIFICATION = 4; // 0x4
+    field public static final int SCAN_TYPE_FAST_PAIR = 1; // 0x1
+    field public static final int SCAN_TYPE_NEARBY_PRESENCE = 3; // 0x3
+    field public static final int SCAN_TYPE_NEARBY_SHARE = 2; // 0x2
+  }
+
+  public static final class ScanRequest.Builder {
+    ctor public ScanRequest.Builder();
+    method @NonNull public android.nearby.ScanRequest build();
+    method @NonNull public android.nearby.ScanRequest.Builder setEnableBle(boolean);
+    method @NonNull public android.nearby.ScanRequest.Builder setScanMode(int);
+    method @NonNull public android.nearby.ScanRequest.Builder setScanType(int);
+    method @NonNull @RequiresPermission(android.Manifest.permission.UPDATE_DEVICE_STATS) public android.nearby.ScanRequest.Builder setWorkSource(@Nullable android.os.WorkSource);
+  }
+
+}
+
+package android.net {
+
+  public final class IpSecManager {
+    method @RequiresPermission(android.Manifest.permission.MANAGE_IPSEC_TUNNELS) public void applyTunnelModeTransform(@NonNull android.net.IpSecManager.IpSecTunnelInterface, int, @NonNull android.net.IpSecTransform) throws java.io.IOException;
+    method @NonNull @RequiresPermission(android.Manifest.permission.MANAGE_IPSEC_TUNNELS) public android.net.IpSecManager.IpSecTunnelInterface createIpSecTunnelInterface(@NonNull java.net.InetAddress, @NonNull java.net.InetAddress, @NonNull android.net.Network) throws java.io.IOException, android.net.IpSecManager.ResourceUnavailableException;
+  }
+
+  public static final class IpSecManager.IpSecTunnelInterface implements java.lang.AutoCloseable {
+    method @RequiresPermission(android.Manifest.permission.MANAGE_IPSEC_TUNNELS) public void addAddress(@NonNull java.net.InetAddress, int) throws java.io.IOException;
+    method public void close();
+    method @NonNull public String getInterfaceName();
+    method @RequiresPermission(android.Manifest.permission.MANAGE_IPSEC_TUNNELS) public void removeAddress(@NonNull java.net.InetAddress, int) throws java.io.IOException;
+    method @RequiresPermission(android.Manifest.permission.MANAGE_IPSEC_TUNNELS) public void setUnderlyingNetwork(@NonNull android.net.Network) throws java.io.IOException;
+  }
+
+  public static class IpSecTransform.Builder {
+    method @NonNull @RequiresPermission(android.Manifest.permission.MANAGE_IPSEC_TUNNELS) public android.net.IpSecTransform buildTunnelModeTransform(@NonNull java.net.InetAddress, @NonNull android.net.IpSecManager.SecurityParameterIndex) throws java.io.IOException, android.net.IpSecManager.ResourceUnavailableException, android.net.IpSecManager.SpiUnavailableException;
+  }
+
+}
+
diff --git a/framework-t/api/system-lint-baseline.txt b/framework-t/api/system-lint-baseline.txt
new file mode 100644
index 0000000..9baf991
--- /dev/null
+++ b/framework-t/api/system-lint-baseline.txt
@@ -0,0 +1,7 @@
+// Baseline format: 1.0
+BuilderSetStyle: android.net.IpSecTransform.Builder#buildTunnelModeTransform(java.net.InetAddress, android.net.IpSecManager.SecurityParameterIndex):
+    Builder methods names should use setFoo() / addFoo() / clearFoo() style: method android.net.IpSecTransform.Builder.buildTunnelModeTransform(java.net.InetAddress,android.net.IpSecManager.SecurityParameterIndex)
+
+
+GenericException: android.net.IpSecManager.IpSecTunnelInterface#finalize():
+    Methods must not throw generic exceptions (`java.lang.Throwable`)
diff --git a/framework/Android.bp b/framework/Android.bp
index d3e46fa..921c4fb 100644
--- a/framework/Android.bp
+++ b/framework/Android.bp
@@ -131,12 +131,14 @@
         "//cts/tests/tests/app.usage", // NetworkUsageStatsTest
         "//external/sl4a:__subpackages__",
         "//frameworks/base/packages/Connectivity/tests:__subpackages__",
+        "//frameworks/base/tests/vcn",
         "//frameworks/libs/net/common/testutils",
         "//frameworks/libs/net/common/tests:__subpackages__",
         "//frameworks/opt/telephony/tests/telephonytests",
         "//packages/modules/CaptivePortalLogin/tests",
         "//packages/modules/Connectivity/Tethering/tests:__subpackages__",
         "//packages/modules/Connectivity/tests:__subpackages__",
+        "//packages/modules/IPsec/tests/iketests",
         "//packages/modules/NetworkStack/tests:__subpackages__",
         "//packages/modules/Wifi/service/tests/wifitests",
     ],
diff --git a/framework/aidl-export/android/net/NetworkStateSnapshot.aidl b/framework/aidl-export/android/net/NetworkStateSnapshot.aidl
new file mode 100644
index 0000000..cb602d7
--- /dev/null
+++ b/framework/aidl-export/android/net/NetworkStateSnapshot.aidl
@@ -0,0 +1,19 @@
+/**
+ * Copyright (c) 2021, 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 NetworkStateSnapshot;
diff --git a/nearby/Android.bp b/nearby/Android.bp
deleted file mode 100644
index baa0740..0000000
--- a/nearby/Android.bp
+++ /dev/null
@@ -1,39 +0,0 @@
-//
-// Copyright (C) 2022 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 {
-    // See: http://go/android-license-faq
-    default_applicable_licenses: ["Android-Apache-2.0"],
-}
-
-// Empty sources and libraries to avoid merge conflicts with downstream
-// branches
-// TODO: remove once the Nearby sources are available in this branch
-filegroup {
-    name: "framework-nearby-java-sources",
-    srcs: [],
-    visibility: ["//packages/modules/Connectivity:__subpackages__"],
-}
-
-
-java_library {
-    name: "service-nearby",
-    srcs: [],
-    sdk_version: "module_current",
-    min_sdk_version: "30",
-    apex_available: ["com.android.tethering"],
-    visibility: ["//packages/modules/Connectivity:__subpackages__"],
-}
diff --git a/service-t/Android.bp b/service-t/Android.bp
index f33be63..77ea0d4 100644
--- a/service-t/Android.bp
+++ b/service-t/Android.bp
@@ -37,8 +37,10 @@
     libs: [
         "framework-annotations-lib",
         "framework-connectivity-pre-jarjar",
-        "framework-connectivity-tiramisu.impl",
+        "framework-connectivity-tiramisu-pre-jarjar",
+        "framework-tethering.stubs.module_lib",
         "service-connectivity-pre-jarjar",
+        "service-nearby",
         "unsupportedappusage",
     ],
     static_libs: [
@@ -52,7 +54,9 @@
         "com.android.tethering",
     ],
     visibility: [
+        "//frameworks/base/tests/vcn",
         "//packages/modules/Connectivity/service",
         "//packages/modules/Connectivity/tests:__subpackages__",
+        "//packages/modules/IPsec/tests/iketests",
     ],
 }
diff --git a/service-t/src/com/android/server/ConnectivityServiceInitializer.java b/service-t/src/com/android/server/ConnectivityServiceInitializer.java
index 23d8bdc..d11f0f2 100644
--- a/service-t/src/com/android/server/ConnectivityServiceInitializer.java
+++ b/service-t/src/com/android/server/ConnectivityServiceInitializer.java
@@ -20,22 +20,27 @@
 import android.util.Log;
 
 import com.android.modules.utils.build.SdkLevel;
+import com.android.server.nearby.NearbyService;
 
 /**
  * Connectivity service initializer for core networking. This is called by system server to create
- * a new instance of ConnectivityService.
+ * a new instance of connectivity services.
  */
 public final class ConnectivityServiceInitializer extends SystemService {
     private static final String TAG = ConnectivityServiceInitializer.class.getSimpleName();
     private final ConnectivityService mConnectivity;
+    private final IpSecService mIpSecService;
     private final NsdService mNsdService;
+    private final NearbyService mNearbyService;
 
     public ConnectivityServiceInitializer(Context context) {
         super(context);
         // Load JNI libraries used by ConnectivityService and its dependencies
         System.loadLibrary("service-connectivity");
         mConnectivity = new ConnectivityService(context);
+        mIpSecService = createIpSecService(context);
         mNsdService = createNsdService(context);
+        mNearbyService = createNearbyService(context);
     }
 
     @Override
@@ -43,10 +48,38 @@
         Log.i(TAG, "Registering " + Context.CONNECTIVITY_SERVICE);
         publishBinderService(Context.CONNECTIVITY_SERVICE, mConnectivity,
                 /* allowIsolated= */ false);
+
+        if (mIpSecService != null) {
+            Log.i(TAG, "Registering " + Context.IPSEC_SERVICE);
+            publishBinderService(Context.IPSEC_SERVICE, mIpSecService, /* allowIsolated= */ false);
+        }
+
         if (mNsdService != null) {
             Log.i(TAG, "Registering " + Context.NSD_SERVICE);
             publishBinderService(Context.NSD_SERVICE, mNsdService, /* allowIsolated= */ false);
         }
+
+        if (mNearbyService != null) {
+            Log.i(TAG, "Registering " + Context.NEARBY_SERVICE);
+            publishBinderService(Context.NEARBY_SERVICE, mNearbyService,
+                    /* allowIsolated= */ false);
+        }
+    }
+
+    @Override
+    public void onBootPhase(int phase) {
+        if (mNearbyService != null) {
+            mNearbyService.onBootPhase(phase);
+        }
+    }
+
+    /**
+     * Return IpSecService instance, or null if current SDK is lower than T.
+     */
+    private IpSecService createIpSecService(final Context context) {
+        if (!SdkLevel.isAtLeastT()) return null;
+
+        return new IpSecService(context);
     }
 
     /** Return NsdService instance or null if current SDK is lower than T */
@@ -59,4 +92,10 @@
             return null;
         }
     }
+
+    /** Return Nearby service instance or null if current SDK is lower than T */
+    private NearbyService createNearbyService(final Context context) {
+        if (!SdkLevel.isAtLeastT()) return null;
+        return new NearbyService(context);
+    }
 }
diff --git a/service/Android.bp b/service/Android.bp
index d600231..ec4c7c2 100644
--- a/service/Android.bp
+++ b/service/Android.bp
@@ -112,7 +112,7 @@
         "networkstack-client",
         "PlatformProperties",
         "service-connectivity-protos",
-        "NetworkStackApiStableShims",
+        "NetworkStackApiCurrentShims",
     ],
     apex_available: [
         "com.android.tethering",
@@ -159,6 +159,11 @@
     apex_available: [
         "com.android.tethering",
     ],
+    optimize: {
+        enabled: true,
+        shrink: true,
+        proguard_flags_files: ["proguard.flags"],
+    },
     lint: { strict_updatability_linting: true },
 }
 
diff --git a/service/proguard.flags b/service/proguard.flags
new file mode 100644
index 0000000..4651088
--- /dev/null
+++ b/service/proguard.flags
@@ -0,0 +1,20 @@
+# Make sure proguard keeps all connectivity classes
+# TODO: instead of keeping everything, consider listing only "entry points"
+# (service loader, JNI registered methods, etc) and letting the optimizer do its job
+-keep class android.net.** { *; }
+-keep class com.android.connectivity.** { *; }
+-keep class com.android.net.** { *; }
+-keep class com.android.server.** { *; }
+
+# Prevent proguard from stripping out any nearby-service.
+# TODO: This could be optimized in the future to only keep the critical
+# entry points and then let proguard strip out any unused code within
+# the service.
+-keep class com.android.server.nearby.** { *; }
+
+# The lite proto runtime uses reflection to access fields based on the names in
+# the schema, keep all the fields.
+# This replicates the base proguard rule used by the build by default
+# (proguard_basic_keeps.flags), but needs to be specified here because the
+# com.google.protobuf package is jarjared to the below package.
+-keepclassmembers class * extends com.android.connectivity.com.google.protobuf.MessageLite { <fields>; }
diff --git a/tests/common/Android.bp b/tests/common/Android.bp
index acf04bf..8782684 100644
--- a/tests/common/Android.bp
+++ b/tests/common/Android.bp
@@ -88,6 +88,7 @@
         "libstaticjvmtiagent",
         // For NetworkStackUtils included in NetworkStackBase
         "libnetworkstackutilsjni",
+        "libandroid_net_connectivity_com_android_net_module_util_jni",
         "libcom_android_networkstack_tethering_util_jni",
         // For framework tests
         "libservice-connectivity",
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 1b52ec4..5309e02 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
@@ -53,6 +53,7 @@
 import android.os.BatteryManager;
 import android.os.Binder;
 import android.os.Bundle;
+import android.os.RemoteCallback;
 import android.os.SystemClock;
 import android.provider.DeviceConfig;
 import android.service.notification.NotificationListenerService;
@@ -140,6 +141,7 @@
 
     private static final int ACTIVITY_NETWORK_STATE_TIMEOUT_MS = 6_000;
     private static final int JOB_NETWORK_STATE_TIMEOUT_MS = 10_000;
+    private static final int LAUNCH_ACTIVITY_TIMEOUT_MS = 10_000;
 
     // Must be higher than NETWORK_TIMEOUT_MS
     private static final int ORDERED_BROADCAST_TIMEOUT_MS = NETWORK_TIMEOUT_MS * 4;
@@ -798,6 +800,22 @@
         mDeviceIdleDeviceConfigStateHelper.restoreOriginalValues();
     }
 
+    protected void launchActivity() throws Exception {
+        turnScreenOn();
+        final CountDownLatch latch = new CountDownLatch(1);
+        final Intent launchIntent = getIntentForComponent(TYPE_COMPONENT_ACTIVTIY);
+        final RemoteCallback callback = new RemoteCallback(result -> latch.countDown());
+        launchIntent.putExtra(Intent.EXTRA_REMOTE_CALLBACK, callback);
+        mContext.startActivity(launchIntent);
+        // There might be a race when app2 is launched but ACTION_FINISH_ACTIVITY has not registered
+        // before test calls finishActivity(). When the issue is happened, there is no way to fix
+        // it, so have a callback design to make sure that the app is launched completely and
+        // ACTION_FINISH_ACTIVITY will be registered before leaving this method.
+        if (!latch.await(LAUNCH_ACTIVITY_TIMEOUT_MS, TimeUnit.MILLISECONDS)) {
+            fail("Timed out waiting for launching activity");
+        }
+    }
+
     protected void launchComponentAndAssertNetworkAccess(int type) throws Exception {
         launchComponentAndAssertNetworkAccess(type, true);
     }
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 ad7ec9e..a0d88c9 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
@@ -18,37 +18,28 @@
 
 import static android.os.Process.SYSTEM_UID;
 
+import static com.android.cts.net.hostside.NetworkPolicyTestUtils.assertIsUidRestrictedOnMeteredNetworks;
 import static com.android.cts.net.hostside.NetworkPolicyTestUtils.assertNetworkingBlockedStatusForUid;
-import static com.android.cts.net.hostside.NetworkPolicyTestUtils.canChangeActiveNetworkMeteredness;
 import static com.android.cts.net.hostside.NetworkPolicyTestUtils.isUidNetworkingBlocked;
-import static com.android.cts.net.hostside.NetworkPolicyTestUtils.isUidRestrictedOnMeteredNetworks;
 import static com.android.cts.net.hostside.NetworkPolicyTestUtils.setRestrictBackground;
 import static com.android.cts.net.hostside.Property.BATTERY_SAVER_MODE;
 import static com.android.cts.net.hostside.Property.DATA_SAVER_MODE;
 
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
-import static org.junit.Assume.assumeTrue;
 
 import org.junit.After;
 import org.junit.Before;
-import org.junit.Rule;
 import org.junit.Test;
 
 public class NetworkPolicyManagerTest extends AbstractRestrictBackgroundNetworkTestCase {
     private static final boolean METERED = true;
     private static final boolean NON_METERED = false;
 
-    @Rule
-    public final MeterednessConfigurationRule mMeterednessConfiguration =
-            new MeterednessConfigurationRule();
-
     @Before
     public void setUp() throws Exception {
         super.setUp();
 
-        assumeTrue(canChangeActiveNetworkMeteredness());
-
         registerBroadcastReceiver();
 
         removeRestrictBackgroundWhitelist(mUid);
@@ -145,13 +136,14 @@
             removeRestrictBackgroundWhitelist(mUid);
 
             // Make TEST_APP2_PKG go to foreground and mUid will be allowed temporarily.
-            launchComponentAndAssertNetworkAccess(TYPE_COMPONENT_ACTIVTIY);
+            launchActivity();
             assertForegroundState();
             assertNetworkingBlockedStatusForUid(mUid, METERED,
                     false /* expectedResult */); // Match NTWK_ALLOWED_TMP_ALLOWLIST
 
             // Back to background.
             finishActivity();
+            assertBackgroundState();
             assertNetworkingBlockedStatusForUid(mUid, METERED,
                     true /* expectedResult */); // Match NTWK_BLOCKED_BG_RESTRICT
         } finally {
@@ -222,26 +214,27 @@
             // enabled and mUid is not in the restrict background whitelist and TEST_APP2_PKG is not
             // in the foreground. For other cases, it will return false.
             setRestrictBackground(true);
-            assertTrue(isUidRestrictedOnMeteredNetworks(mUid));
+            assertIsUidRestrictedOnMeteredNetworks(mUid, true /* expectedResult */);
 
             // Make TEST_APP2_PKG go to foreground and isUidRestrictedOnMeteredNetworks() will
             // return false.
-            launchComponentAndAssertNetworkAccess(TYPE_COMPONENT_ACTIVTIY);
+            launchActivity();
             assertForegroundState();
-            assertFalse(isUidRestrictedOnMeteredNetworks(mUid));
+            assertIsUidRestrictedOnMeteredNetworks(mUid, false /* expectedResult */);
             // Back to background.
             finishActivity();
+            assertBackgroundState();
 
             // Add mUid into restrict background whitelist and isUidRestrictedOnMeteredNetworks()
             // will return false.
             addRestrictBackgroundWhitelist(mUid);
-            assertFalse(isUidRestrictedOnMeteredNetworks(mUid));
+            assertIsUidRestrictedOnMeteredNetworks(mUid, false /* expectedResult */);
             removeRestrictBackgroundWhitelist(mUid);
         } finally {
             // Restrict background is disabled and isUidRestrictedOnMeteredNetworks() will return
             // false.
             setRestrictBackground(false);
-            assertFalse(isUidRestrictedOnMeteredNetworks(mUid));
+            assertIsUidRestrictedOnMeteredNetworks(mUid, false /* expectedResult */);
         }
     }
 }
diff --git a/tests/cts/hostside/app/src/com/android/cts/net/hostside/NetworkPolicyTestUtils.java b/tests/cts/hostside/app/src/com/android/cts/net/hostside/NetworkPolicyTestUtils.java
index 89a9bd6..9c4a348 100644
--- a/tests/cts/hostside/app/src/com/android/cts/net/hostside/NetworkPolicyTestUtils.java
+++ b/tests/cts/hostside/app/src/com/android/cts/net/hostside/NetworkPolicyTestUtils.java
@@ -439,6 +439,11 @@
         PollingCheck.waitFor(() -> (expectedResult == isUidNetworkingBlocked(uid, metered)));
     }
 
+    public static void assertIsUidRestrictedOnMeteredNetworks(int uid, boolean expectedResult)
+            throws Exception {
+        PollingCheck.waitFor(() -> (expectedResult == isUidRestrictedOnMeteredNetworks(uid)));
+    }
+
     public static boolean isUidNetworkingBlocked(int uid, boolean meteredNetwork) {
         final UiAutomation uiAutomation = getInstrumentation().getUiAutomation();
         try {
diff --git a/tests/cts/hostside/app/src/com/android/cts/net/hostside/RestrictedModeTest.java b/tests/cts/hostside/app/src/com/android/cts/net/hostside/RestrictedModeTest.java
index 5f0f6d6..4266aad 100644
--- a/tests/cts/hostside/app/src/com/android/cts/net/hostside/RestrictedModeTest.java
+++ b/tests/cts/hostside/app/src/com/android/cts/net/hostside/RestrictedModeTest.java
@@ -24,6 +24,7 @@
     @Before
     public void setUp() throws Exception {
         super.setUp();
+        setRestrictedNetworkingMode(false);
     }
 
     @After
@@ -34,8 +35,6 @@
 
     @Test
     public void testNetworkAccess() throws Exception {
-        setRestrictedNetworkingMode(false);
-
         // go to foreground state and enable restricted mode
         launchComponentAndAssertNetworkAccess(TYPE_COMPONENT_ACTIVTIY);
         setRestrictedNetworkingMode(true);
@@ -54,4 +53,18 @@
         finishActivity();
         assertBackgroundNetworkAccess(true);
     }
+
+    @Test
+    public void testNetworkAccess_withBatterySaver() throws Exception {
+        setBatterySaverMode(true);
+        addPowerSaveModeWhitelist(TEST_APP2_PKG);
+        assertBackgroundNetworkAccess(true);
+
+        setRestrictedNetworkingMode(true);
+        // App would be denied network access since Restricted mode is on.
+        assertBackgroundNetworkAccess(false);
+        setRestrictedNetworkingMode(false);
+        // Given that Restricted mode is turned off, app should be able to access network again.
+        assertBackgroundNetworkAccess(true);
+    }
 }
diff --git a/tests/cts/hostside/app2/src/com/android/cts/net/hostside/app2/MyActivity.java b/tests/cts/hostside/app2/src/com/android/cts/net/hostside/app2/MyActivity.java
index 9fdb9c9..54eb927 100644
--- a/tests/cts/hostside/app2/src/com/android/cts/net/hostside/app2/MyActivity.java
+++ b/tests/cts/hostside/app2/src/com/android/cts/net/hostside/app2/MyActivity.java
@@ -17,7 +17,6 @@
 
 import static com.android.cts.net.hostside.app2.Common.ACTION_FINISH_ACTIVITY;
 import static com.android.cts.net.hostside.app2.Common.TAG;
-import static com.android.cts.net.hostside.app2.Common.TEST_PKG;
 import static com.android.cts.net.hostside.app2.Common.TYPE_COMPONENT_ACTIVTY;
 
 import android.app.Activity;
@@ -25,13 +24,10 @@
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
-import android.os.AsyncTask;
 import android.os.Bundle;
-import android.os.RemoteException;
+import android.os.RemoteCallback;
 import android.util.Log;
 
-import com.android.cts.net.hostside.INetworkStateObserver;
-
 /**
  * Activity used to bring process to foreground.
  */
@@ -52,6 +48,11 @@
             }
         };
         registerReceiver(finishCommandReceiver, new IntentFilter(ACTION_FINISH_ACTIVITY));
+        final RemoteCallback callback = getIntent().getParcelableExtra(
+                Intent.EXTRA_REMOTE_CALLBACK);
+        if (callback != null) {
+            callback.sendResult(null);
+        }
     }
 
     @Override
diff --git a/tests/cts/hostside/src/com/android/cts/net/HostsideRestrictBackgroundNetworkTests.java b/tests/cts/hostside/src/com/android/cts/net/HostsideRestrictBackgroundNetworkTests.java
index a95fc64..f633df4 100644
--- a/tests/cts/hostside/src/com/android/cts/net/HostsideRestrictBackgroundNetworkTests.java
+++ b/tests/cts/hostside/src/com/android/cts/net/HostsideRestrictBackgroundNetworkTests.java
@@ -330,6 +330,11 @@
                 "testNetworkAccess");
     }
 
+    public void testNetworkAccess_restrictedMode_withBatterySaver() throws Exception {
+        runDeviceTests(TEST_PKG, TEST_PKG + ".RestrictedModeTest",
+                "testNetworkAccess_withBatterySaver");
+    }
+
     /************************
      * Expedited job tests. *
      ************************/
diff --git a/tests/deflake/Android.bp b/tests/deflake/Android.bp
index b3d0363..8205f1c 100644
--- a/tests/deflake/Android.bp
+++ b/tests/deflake/Android.bp
@@ -21,7 +21,7 @@
 
 // FrameworksNetDeflakeTest depends on FrameworksNetTests so it should be disabled
 // if FrameworksNetTests is disabled.
-enable_frameworks_net_deflake_test = false
+enable_frameworks_net_deflake_test = true
 // Placeholder
 // This is a placeholder comment to minimize merge conflicts, as enable_frameworks_net_deflake_test
 // may have different values depending on the branch
diff --git a/tests/unit/Android.bp b/tests/unit/Android.bp
index fe0210c..7ae5333 100644
--- a/tests/unit/Android.bp
+++ b/tests/unit/Android.bp
@@ -13,7 +13,7 @@
 // Whether to enable the FrameworksNetTests. Set to false in the branches that might have older
 // frameworks/base since FrameworksNetTests includes the test for classes that are not in
 // connectivity module.
-enable_frameworks_net_tests = false
+enable_frameworks_net_tests = true
 // Placeholder
 // This is a placeholder comment to minimize merge conflicts, as enable_frameworks_net_tests
 // may have different values depending on the branch
@@ -107,8 +107,8 @@
     visibility: ["//visibility:private"],
 }
 
-android_library {
-    name: "FrameworksNetTestsLib",
+java_defaults {
+    name: "FrameworksNetTestsDefaults",
     min_sdk_version: "30",
     defaults: [
         "framework-connectivity-test-defaults",
@@ -117,8 +117,6 @@
         "java/**/*.java",
         "java/**/*.kt",
     ],
-    exclude_srcs: [":non-connectivity-module-test"],
-    jarjar_rules: "jarjar-rules.txt",
     static_libs: [
         "androidx.test.rules",
         "androidx.test.uiautomator",
@@ -144,31 +142,33 @@
         "android.test.mock",
         "ServiceConnectivityResources",
     ],
-    visibility: ["//packages/modules/Connectivity/tests:__subpackages__"],
     exclude_kotlinc_generated_files: false,
 }
 
+android_library {
+    name: "FrameworksNetTestsLib",
+    defaults: [
+        "FrameworksNetTestsDefaults",
+    ],
+    exclude_srcs: [":non-connectivity-module-test"],
+    visibility: ["//packages/modules/Connectivity/tests:__subpackages__"],
+}
+
 android_test {
     name: "FrameworksNetTests",
     enabled: enable_frameworks_net_tests,
-    min_sdk_version: "30",
     defaults: [
-        "framework-connectivity-test-defaults",
+        "FrameworksNetTestsDefaults",
         "FrameworksNetTests-jni-defaults",
     ],
-    // this is in addition to FrameworksNetTestsLib.
-    srcs: [":non-connectivity-module-test"],
+    jarjar_rules: ":connectivity-jarjar-rules",
     test_suites: ["device-tests"],
     static_libs: [
         "services.core",
         "services.net",
-        "FrameworksNetTestsLib",
-    ],
-    libs: [
-        "android.test.mock",
-        "android.test.base",
     ],
     jni_libs: [
         "libservice-connectivity",
-    ]
+        "libandroid_net_connectivity_com_android_net_module_util_jni",
+    ],
 }