diff --git a/staticlibs/Android.bp b/staticlibs/Android.bp
index 252efb4..e5cc8b1 100644
--- a/staticlibs/Android.bp
+++ b/staticlibs/Android.bp
@@ -52,9 +52,6 @@
         "//packages/modules/CaptivePortalLogin",
         "//frameworks/libs/net/common/tests:__subpackages__",
   ],
-  static_libs: [
-        "net-utils-framework-common",
-  ],
   libs: [
       "androidx.annotation_annotation",
   ],
diff --git a/staticlibs/device/com/android/net/module/util/NetworkStackConstants.java b/staticlibs/device/com/android/net/module/util/NetworkStackConstants.java
deleted file mode 100644
index 68da7c9..0000000
--- a/staticlibs/device/com/android/net/module/util/NetworkStackConstants.java
+++ /dev/null
@@ -1,163 +0,0 @@
-/*
- * Copyright (C) 2020 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.net.module.util;
-
-import static com.android.net.module.util.Inet4AddressUtils.intToInet4AddressHTH;
-
-import java.net.Inet4Address;
-
-/**
- * Network constants used by the network stack.
- */
-public final class NetworkStackConstants {
-
-    /**
-     * Ethernet constants.
-     *
-     * See also:
-     *     - https://tools.ietf.org/html/rfc894
-     *     - https://tools.ietf.org/html/rfc2464
-     *     - https://tools.ietf.org/html/rfc7042
-     *     - http://www.iana.org/assignments/ethernet-numbers/ethernet-numbers.xhtml
-     *     - http://www.iana.org/assignments/ieee-802-numbers/ieee-802-numbers.xhtml
-     */
-    public static final int ETHER_DST_ADDR_OFFSET = 0;
-    public static final int ETHER_SRC_ADDR_OFFSET = 6;
-    public static final int ETHER_ADDR_LEN = 6;
-    public static final int ETHER_TYPE_OFFSET = 12;
-    public static final int ETHER_TYPE_LENGTH = 2;
-    public static final int ETHER_TYPE_ARP  = 0x0806;
-    public static final int ETHER_TYPE_IPV4 = 0x0800;
-    public static final int ETHER_TYPE_IPV6 = 0x86dd;
-    public static final int ETHER_HEADER_LEN = 14;
-    public static final int ETHER_MTU = 1500;
-
-    /**
-     * ARP constants.
-     *
-     * See also:
-     *     - https://tools.ietf.org/html/rfc826
-     *     - http://www.iana.org/assignments/arp-parameters/arp-parameters.xhtml
-     */
-    public static final int ARP_PAYLOAD_LEN = 28;  // For Ethernet+IPv4.
-    public static final int ARP_ETHER_IPV4_LEN = ARP_PAYLOAD_LEN + ETHER_HEADER_LEN;
-    public static final int ARP_REQUEST = 1;
-    public static final int ARP_REPLY   = 2;
-    public static final int ARP_HWTYPE_RESERVED_LO = 0;
-    public static final int ARP_HWTYPE_ETHER       = 1;
-    public static final int ARP_HWTYPE_RESERVED_HI = 0xffff;
-
-    /**
-     * IPv4 Address Conflict Detection constants.
-     *
-     * See also:
-     *     - https://tools.ietf.org/html/rfc5227
-     */
-    public static final int IPV4_CONFLICT_PROBE_NUM = 3;
-    public static final int IPV4_CONFLICT_ANNOUNCE_NUM = 2;
-
-    /**
-     * IPv4 constants.
-     *
-     * See also:
-     *     - https://tools.ietf.org/html/rfc791
-     */
-    public static final int IPV4_ADDR_BITS = 32;
-    public static final int IPV4_MIN_MTU = 68;
-    public static final int IPV4_MAX_MTU = 65_535;
-    public static final int IPV4_HEADER_MIN_LEN = 20;
-    public static final int IPV4_IHL_MASK = 0xf;
-    public static final int IPV4_FLAGS_OFFSET = 6;
-    public static final int IPV4_FRAGMENT_MASK = 0x1fff;
-    public static final int IPV4_PROTOCOL_OFFSET = 9;
-    public static final int IPV4_SRC_ADDR_OFFSET = 12;
-    public static final int IPV4_DST_ADDR_OFFSET = 16;
-    public static final int IPV4_ADDR_LEN = 4;
-    public static final Inet4Address IPV4_ADDR_ALL = intToInet4AddressHTH(0xffffffff);
-    public static final Inet4Address IPV4_ADDR_ANY = intToInet4AddressHTH(0x0);
-
-    /**
-     * IPv6 constants.
-     *
-     * See also:
-     *     - https://tools.ietf.org/html/rfc2460
-     */
-    public static final int IPV6_ADDR_LEN = 16;
-    public static final int IPV6_HEADER_LEN = 40;
-    public static final int IPV6_LEN_OFFSET = 4;
-    public static final int IPV6_PROTOCOL_OFFSET = 6;
-    public static final int IPV6_SRC_ADDR_OFFSET = 8;
-    public static final int IPV6_DST_ADDR_OFFSET = 24;
-    public static final int IPV6_MIN_MTU = 1280;
-
-    /**
-     * ICMPv6 constants.
-     *
-     * See also:
-     *     - https://tools.ietf.org/html/rfc4443
-     *     - https://tools.ietf.org/html/rfc4861
-     */
-    public static final int ICMPV6_HEADER_MIN_LEN = 4;
-    public static final int ICMPV6_CHECKSUM_OFFSET = 2;
-    public static final int ICMPV6_ECHO_REPLY_TYPE = 129;
-    public static final int ICMPV6_ECHO_REQUEST_TYPE = 128;
-    public static final int ICMPV6_ROUTER_SOLICITATION    = 133;
-    public static final int ICMPV6_ROUTER_ADVERTISEMENT   = 134;
-    public static final int ICMPV6_NEIGHBOR_SOLICITATION  = 135;
-    public static final int ICMPV6_NEIGHBOR_ADVERTISEMENT = 136;
-    public static final int ICMPV6_ND_OPTION_MIN_LENGTH = 8;
-    public static final int ICMPV6_ND_OPTION_LENGTH_SCALING_FACTOR = 8;
-    public static final int ICMPV6_ND_OPTION_SLLA  = 1;
-    public static final int ICMPV6_ND_OPTION_TLLA  = 2;
-    public static final int ICMPV6_ND_OPTION_PIO   = 3;
-    public static final int ICMPV6_ND_OPTION_MTU   = 5;
-    public static final int ICMPV6_ND_OPTION_RDNSS = 25;
-    public static final int ICMPV6_ND_OPTION_PREF64 = 38;
-
-
-    public static final int ICMPV6_RA_HEADER_LEN = 16;
-
-    /**
-     * UDP constants.
-     *
-     * See also:
-     *     - https://tools.ietf.org/html/rfc768
-     */
-    public static final int UDP_HEADER_LEN = 8;
-
-
-    /**
-     * DHCP constants.
-     *
-     * See also:
-     *     - https://tools.ietf.org/html/rfc2131
-     */
-    public static final int INFINITE_LEASE = 0xffffffff;
-    public static final int DHCP4_CLIENT_PORT = 68;
-
-    /**
-     * IEEE802.11 standard constants.
-     *
-     * See also:
-     *     - https://ieeexplore.ieee.org/document/7786995
-     */
-    public static final int VENDOR_SPECIFIC_IE_ID = 0xdd;
-
-    private NetworkStackConstants() {
-        throw new UnsupportedOperationException("This class is not to be instantiated");
-    }
-}