diff --git a/core/java/android/net/ConnectivityManager.java b/core/java/android/net/ConnectivityManager.java
index efa195983f..6320134921 100644
--- a/core/java/android/net/ConnectivityManager.java
+++ b/core/java/android/net/ConnectivityManager.java
@@ -39,6 +39,7 @@ import android.os.Process;
 import android.os.RemoteException;
 import android.os.ResultReceiver;
 import android.os.ServiceManager;
+import android.os.ServiceSpecificException;
 import android.provider.Settings;
 import android.telephony.SubscriptionManager;
 import android.util.ArrayMap;
@@ -2701,6 +2702,28 @@ public class ConnectivityManager {
         }
     }
 
+    /**
+     * Constant error codes used by ConnectivityService to communicate about failures and errors
+     * across a Binder boundary.
+     * @hide
+     */
+    public interface Errors {
+        static int TOO_MANY_REQUESTS = 1;
+    }
+
+    /** @hide */
+    public static class TooManyRequestsException extends RuntimeException {}
+
+    private static RuntimeException convertServiceException(ServiceSpecificException e) {
+        switch (e.errorCode) {
+            case Errors.TOO_MANY_REQUESTS:
+                return new TooManyRequestsException();
+            default:
+                Log.w(TAG, "Unknown service error code " + e.errorCode);
+                return new RuntimeException(e);
+        }
+    }
+
     private static final int BASE = Protocol.BASE_CONNECTIVITY_MANAGER;
     /** @hide */
     public static final int CALLBACK_PRECHECK            = BASE + 1;
@@ -2892,6 +2915,8 @@ public class ConnectivityManager {
             }
         } catch (RemoteException e) {
             throw e.rethrowFromSystemServer();
+        } catch (ServiceSpecificException e) {
+            throw convertServiceException(e);
         }
         return request;
     }
@@ -3177,6 +3202,8 @@ public class ConnectivityManager {
             mService.pendingRequestForNetwork(request.networkCapabilities, operation);
         } catch (RemoteException e) {
             throw e.rethrowFromSystemServer();
+        } catch (ServiceSpecificException e) {
+            throw convertServiceException(e);
         }
     }
 
@@ -3279,6 +3306,8 @@ public class ConnectivityManager {
             mService.pendingListenForNetwork(request.networkCapabilities, operation);
         } catch (RemoteException e) {
             throw e.rethrowFromSystemServer();
+        } catch (ServiceSpecificException e) {
+            throw convertServiceException(e);
         }
     }
 
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 88bc54d267..4f7b834448 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -98,6 +98,7 @@ import android.os.PowerManager;
 import android.os.Process;
 import android.os.RemoteException;
 import android.os.ResultReceiver;
+import android.os.ServiceSpecificException;
 import android.os.SystemClock;
 import android.os.UserHandle;
 import android.os.UserManager;
@@ -4064,7 +4065,8 @@ public class ConnectivityService extends IConnectivityManager.Stub
             synchronized (mUidToNetworkRequestCount) {
                 int networkRequests = mUidToNetworkRequestCount.get(mUid, 0) + 1;
                 if (networkRequests >= MAX_NETWORK_REQUESTS_PER_UID) {
-                    throw new IllegalArgumentException("Too many NetworkRequests filed");
+                    throw new ServiceSpecificException(
+                            ConnectivityManager.Errors.TOO_MANY_REQUESTS);
                 }
                 mUidToNetworkRequestCount.put(mUid, networkRequests);
             }
diff --git a/tests/net/java/com/android/server/ConnectivityServiceTest.java b/tests/net/java/com/android/server/ConnectivityServiceTest.java
index 517327882b..3c0b8aa7c5 100644
--- a/tests/net/java/com/android/server/ConnectivityServiceTest.java
+++ b/tests/net/java/com/android/server/ConnectivityServiceTest.java
@@ -43,6 +43,7 @@ import android.net.ConnectivityManager;
 import android.net.ConnectivityManager.NetworkCallback;
 import android.net.ConnectivityManager.PacketKeepalive;
 import android.net.ConnectivityManager.PacketKeepaliveCallback;
+import android.net.ConnectivityManager.TooManyRequestsException;
 import android.net.INetworkPolicyManager;
 import android.net.INetworkStatsService;
 import android.net.IpPrefix;
@@ -2981,7 +2982,7 @@ public class ConnectivityServiceTest extends AndroidTestCase {
                 networkCallbacks.add(networkCallback);
             }
             fail("Registering " + MAX_REQUESTS + " NetworkRequests did not throw exception");
-        } catch (IllegalArgumentException expected) {}
+        } catch (TooManyRequestsException expected) {}
         for (NetworkCallback networkCallback : networkCallbacks) {
             mCm.unregisterNetworkCallback(networkCallback);
         }
@@ -2994,7 +2995,7 @@ public class ConnectivityServiceTest extends AndroidTestCase {
                 networkCallbacks.add(networkCallback);
             }
             fail("Registering " + MAX_REQUESTS + " NetworkCallbacks did not throw exception");
-        } catch (IllegalArgumentException expected) {}
+        } catch (TooManyRequestsException expected) {}
         for (NetworkCallback networkCallback : networkCallbacks) {
             mCm.unregisterNetworkCallback(networkCallback);
         }
@@ -3010,7 +3011,7 @@ public class ConnectivityServiceTest extends AndroidTestCase {
             }
             fail("Registering " + MAX_REQUESTS +
                     " PendingIntent NetworkRequests did not throw exception");
-        } catch (IllegalArgumentException expected) {}
+        } catch (TooManyRequestsException expected) {}
         for (PendingIntent pendingIntent : pendingIntents) {
             mCm.unregisterNetworkCallback(pendingIntent);
         }
@@ -3025,7 +3026,7 @@ public class ConnectivityServiceTest extends AndroidTestCase {
             }
             fail("Registering " + MAX_REQUESTS +
                     " PendingIntent NetworkCallbacks did not throw exception");
-        } catch (IllegalArgumentException expected) {}
+        } catch (TooManyRequestsException expected) {}
         for (PendingIntent pendingIntent : pendingIntents) {
             mCm.unregisterNetworkCallback(pendingIntent);
         }