diff --git a/services/core/java/com/android/server/NsdService.java b/services/core/java/com/android/server/NsdService.java
index 3efef017d2..b9b7bf73c1 100644
--- a/services/core/java/com/android/server/NsdService.java
+++ b/services/core/java/com/android/server/NsdService.java
@@ -16,19 +16,18 @@
 
 package com.android.server;
 
-import android.content.Context;
 import android.content.ContentResolver;
+import android.content.Context;
 import android.content.Intent;
-import android.content.pm.PackageManager;
 import android.database.ContentObserver;
+import android.net.NetworkStack;
 import android.net.Uri;
-import android.net.nsd.NsdServiceInfo;
 import android.net.nsd.DnsSdTxtRecord;
 import android.net.nsd.INsdManager;
 import android.net.nsd.NsdManager;
-import android.os.Binder;
-import android.os.HandlerThread;
+import android.net.nsd.NsdServiceInfo;
 import android.os.Handler;
+import android.os.HandlerThread;
 import android.os.Message;
 import android.os.Messenger;
 import android.os.UserHandle;
@@ -38,6 +37,12 @@ import android.util.Slog;
 import android.util.SparseArray;
 import android.util.SparseIntArray;
 
+import com.android.internal.annotations.VisibleForTesting;
+import com.android.internal.util.AsyncChannel;
+import com.android.internal.util.DumpUtils;
+import com.android.internal.util.State;
+import com.android.internal.util.StateMachine;
+
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
 import java.net.InetAddress;
@@ -45,13 +50,6 @@ import java.util.Arrays;
 import java.util.HashMap;
 import java.util.concurrent.CountDownLatch;
 
-import com.android.internal.annotations.VisibleForTesting;
-import com.android.internal.util.AsyncChannel;
-import com.android.internal.util.DumpUtils;
-import com.android.internal.util.Protocol;
-import com.android.internal.util.State;
-import com.android.internal.util.StateMachine;
-
 /**
  * Network Service Discovery Service handles remote service discovery operation requests by
  * implementing the INsdManager interface.
@@ -565,8 +563,7 @@ public class NsdService extends INsdManager.Stub {
     }
 
     public void setEnabled(boolean isEnabled) {
-        mContext.enforceCallingOrSelfPermission(android.Manifest.permission.CONNECTIVITY_INTERNAL,
-                "NsdService");
+        NetworkStack.checkNetworkStackPermission(mContext);
         mNsdSettings.putEnabledStatus(isEnabled);
         notifyEnabled(isEnabled);
     }
diff --git a/services/core/java/com/android/server/net/NetworkStatsService.java b/services/core/java/com/android/server/net/NetworkStatsService.java
index e473c96980..16424f2fef 100644
--- a/services/core/java/com/android/server/net/NetworkStatsService.java
+++ b/services/core/java/com/android/server/net/NetworkStatsService.java
@@ -17,7 +17,6 @@
 package com.android.server.net;
 
 import static android.Manifest.permission.ACCESS_NETWORK_STATE;
-import static android.Manifest.permission.CONNECTIVITY_INTERNAL;
 import static android.Manifest.permission.READ_NETWORK_USAGE_HISTORY;
 import static android.content.Intent.ACTION_SHUTDOWN;
 import static android.content.Intent.ACTION_UID_REMOVED;
@@ -91,6 +90,7 @@ import android.net.Network;
 import android.net.NetworkCapabilities;
 import android.net.NetworkIdentity;
 import android.net.NetworkInfo;
+import android.net.NetworkStack;
 import android.net.NetworkState;
 import android.net.NetworkStats;
 import android.net.NetworkStats.NonMonotonicObserver;
@@ -1020,8 +1020,6 @@ public class NetworkStatsService extends INetworkStatsService.Stub {
     private BroadcastReceiver mTetherReceiver = new BroadcastReceiver() {
         @Override
         public void onReceive(Context context, Intent intent) {
-            // on background handler thread, and verified CONNECTIVITY_INTERNAL
-            // permission above.
             performPoll(FLAG_PERSIST_NETWORK);
         }
     };
@@ -1095,7 +1093,7 @@ public class NetworkStatsService extends INetworkStatsService.Stub {
         @Override
         public void limitReached(String limitName, String iface) {
             // only someone like NMS should be calling us
-            mContext.enforceCallingOrSelfPermission(CONNECTIVITY_INTERNAL, TAG);
+            NetworkStack.checkNetworkStackPermission(mContext);
 
             if (LIMIT_GLOBAL_ALERT.equals(limitName)) {
                 // kick off background poll to collect network stats unless there is already