diff --git a/framework-t/Sources.bp b/framework-t/Sources.bp
index d3d8bba..223bdcd 100644
--- a/framework-t/Sources.bp
+++ b/framework-t/Sources.bp
@@ -129,6 +129,11 @@
         "src/android/net/EthernetNetworkSpecifier.java",
         "src/android/net/IEthernetManager.aidl",
         "src/android/net/IEthernetServiceListener.aidl",
+        "src/android/net/IInternalNetworkManagementListener.aidl",
+        "src/android/net/InternalNetworkUpdateRequest.java",
+        "src/android/net/InternalNetworkUpdateRequest.aidl",
+        "src/android/net/InternalNetworkManagementException.java",
+        "src/android/net/InternalNetworkManagementException.aidl",
         "src/android/net/ITetheredInterfaceCallback.aidl",
     ],
     path: "src",
diff --git a/framework-t/src/android/net/InternalNetworkManagementException.aidl b/framework-t/src/android/net/InternalNetworkManagementException.aidl
new file mode 100644
index 0000000..dcce706
--- /dev/null
+++ b/framework-t/src/android/net/InternalNetworkManagementException.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 InternalNetworkManagementException;
\ No newline at end of file
diff --git a/framework-t/src/android/net/InternalNetworkManagementException.java b/framework-t/src/android/net/InternalNetworkManagementException.java
new file mode 100644
index 0000000..7f4e403
--- /dev/null
+++ b/framework-t/src/android/net/InternalNetworkManagementException.java
@@ -0,0 +1,59 @@
+/*
+ * 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;
+
+import android.annotation.NonNull;
+import android.os.Parcel;
+import android.os.Parcelable;
+
+/** @hide */
+public final class InternalNetworkManagementException
+        extends RuntimeException implements Parcelable {
+
+    /* @hide */
+    public InternalNetworkManagementException(@NonNull final Throwable t) {
+        super(t);
+    }
+
+    private InternalNetworkManagementException(@NonNull final Parcel source) {
+        super(source.readString());
+    }
+
+    @Override
+    public void writeToParcel(@NonNull Parcel dest, int flags) {
+        dest.writeString(getCause().getMessage());
+    }
+
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    @NonNull
+    public static final Parcelable.Creator<InternalNetworkManagementException> CREATOR =
+            new Parcelable.Creator<InternalNetworkManagementException>() {
+                @Override
+                public InternalNetworkManagementException[] newArray(int size) {
+                    return new InternalNetworkManagementException[size];
+                }
+
+                @Override
+                public InternalNetworkManagementException createFromParcel(@NonNull Parcel source) {
+                    return new InternalNetworkManagementException(source);
+                }
+            };
+}
diff --git a/framework-t/src/android/net/InternalNetworkUpdateRequest.aidl b/framework-t/src/android/net/InternalNetworkUpdateRequest.aidl
new file mode 100644
index 0000000..da00cb9
--- /dev/null
+++ b/framework-t/src/android/net/InternalNetworkUpdateRequest.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 InternalNetworkUpdateRequest;
\ No newline at end of file
diff --git a/framework-t/src/android/net/InternalNetworkUpdateRequest.java b/framework-t/src/android/net/InternalNetworkUpdateRequest.java
new file mode 100644
index 0000000..f42c4b7
--- /dev/null
+++ b/framework-t/src/android/net/InternalNetworkUpdateRequest.java
@@ -0,0 +1,103 @@
+/*
+ * 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;
+
+import android.annotation.NonNull;
+import android.os.Parcel;
+import android.os.Parcelable;
+
+import java.util.Objects;
+
+/** @hide */
+public final class InternalNetworkUpdateRequest implements Parcelable {
+    @NonNull
+    private final StaticIpConfiguration mIpConfig;
+    @NonNull
+    private final NetworkCapabilities mNetworkCapabilities;
+
+    @NonNull
+    public StaticIpConfiguration getIpConfig() {
+        return new StaticIpConfiguration(mIpConfig);
+    }
+
+    @NonNull
+    public NetworkCapabilities getNetworkCapabilities() {
+        return new NetworkCapabilities(mNetworkCapabilities);
+    }
+
+    /** @hide */
+    public InternalNetworkUpdateRequest(@NonNull final StaticIpConfiguration ipConfig,
+            @NonNull final NetworkCapabilities networkCapabilities) {
+        Objects.requireNonNull(ipConfig);
+        Objects.requireNonNull(networkCapabilities);
+        mIpConfig = new StaticIpConfiguration(ipConfig);
+        mNetworkCapabilities = new NetworkCapabilities(networkCapabilities);
+    }
+
+    private InternalNetworkUpdateRequest(@NonNull final Parcel source) {
+        Objects.requireNonNull(source);
+        mIpConfig = StaticIpConfiguration.CREATOR.createFromParcel(source);
+        mNetworkCapabilities = NetworkCapabilities.CREATOR.createFromParcel(source);
+    }
+
+    @Override
+    public String toString() {
+        return "InternalNetworkUpdateRequest{"
+                + "mIpConfig=" + mIpConfig
+                + ", mNetworkCapabilities=" + mNetworkCapabilities + '}';
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        InternalNetworkUpdateRequest that = (InternalNetworkUpdateRequest) o;
+
+        return Objects.equals(that.getIpConfig(), mIpConfig)
+                && Objects.equals(that.getNetworkCapabilities(), mNetworkCapabilities);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(mIpConfig, mNetworkCapabilities);
+    }
+
+    @Override
+    public void writeToParcel(@NonNull Parcel dest, int flags) {
+        mIpConfig.writeToParcel(dest, flags);
+        mNetworkCapabilities.writeToParcel(dest, flags);
+    }
+
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    @NonNull
+    public static final Parcelable.Creator<InternalNetworkUpdateRequest> CREATOR =
+            new Parcelable.Creator<InternalNetworkUpdateRequest>() {
+                @Override
+                public InternalNetworkUpdateRequest[] newArray(int size) {
+                    return new InternalNetworkUpdateRequest[size];
+                }
+
+                @Override
+                public InternalNetworkUpdateRequest createFromParcel(@NonNull Parcel source) {
+                    return new InternalNetworkUpdateRequest(source);
+                }
+            };
+}