diff --git a/Tethering/apex/Android.bp b/Tethering/apex/Android.bp
index ac777d7..cae2f61 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: true,
+    enabled: false,
 }
 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: ["TetheringNext"], // Replace to "Tethering" if ConnectivityNextEnableDefaults is false.
+    apps: ["Tethering"], // Replace to "Tethering" if ConnectivityNextEnableDefaults is false.
 }
-enable_tethering_next_apex = true
+enable_tethering_next_apex = false
 // This is a placeholder comment to avoid merge conflicts
 // as the above target may have different "enabled" values
 // depending on the branch
@@ -60,7 +60,8 @@
         both: {
             jni_libs: [
                 "libframework-connectivity-jni",
-                "libframework-connectivity-tiramisu-jni"
+                // Changed in sc-mainline-prod only: no framework-connectivity-t
+                // "libframework-connectivity-tiramisu-jni"
             ],
         },
     },
@@ -108,7 +109,7 @@
     name: "com.android.tethering-bootclasspath-fragment",
     contents: [
         "framework-connectivity",
-        "framework-connectivity-t",
+        // Changed in sc-mainline-prod only: no framework-connectivity-t
         "framework-tethering",
     ],
     apex_available: ["com.android.tethering"],
@@ -131,15 +132,18 @@
     // modified by the Soong or platform compat team.
     hidden_api: {
         max_target_r_low_priority: [
-            "hiddenapi/hiddenapi-max-target-r-loprio.txt",
-        ],
+            // Changed in sc-mainline-prod only: no list for
+            // framework-connectivity-t APIs as it is not in the APEX
+	],
         max_target_o_low_priority: [
             "hiddenapi/hiddenapi-max-target-o-low-priority.txt",
-            "hiddenapi/hiddenapi-max-target-o-low-priority-tiramisu.txt",
-        ],
+            // Changed in sc-mainline-prod only: no list for
+            // framework-connectivity-t APIs as it is not in the APEX
+	],
         unsupported: [
             "hiddenapi/hiddenapi-unsupported.txt",
-            "hiddenapi/hiddenapi-unsupported-tiramisu.txt",
+            // Changed in sc-mainline-prod only: no framework-connectivity-t
+            // "hiddenapi/hiddenapi-unsupported-tiramisu.txt",
         ],
 
         // The following packages contain classes from other modules on the
diff --git a/buildstubs-t/Android.bp b/buildstubs-t/Android.bp
new file mode 100644
index 0000000..9ca3fd2
--- /dev/null
+++ b/buildstubs-t/Android.bp
@@ -0,0 +1,80 @@
+//
+// 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"],
+}
+
+filegroup {
+    name: "framework-connectivity-api-shared-srcs",
+    srcs: [],
+}
+
+filegroup {
+    name: "ethernet-service-updatable-sources",
+    srcs: [],
+}
+
+filegroup {
+    name: "services.connectivity-netstats-jni-sources",
+    srcs: [
+        "stubs-src-jni/mock_com_android_server_net_NetworkStatsFactory.cpp",
+        "stubs-src-jni/mock_com_android_server_net_NetworkStatsService.cpp",
+    ],
+    visibility: [
+        "//packages/modules/Connectivity:__subpackages__",
+    ],
+}
+
+filegroup {
+    name: "framework-connectivity-tiramisu-jni-sources",
+    srcs: [
+        "stubs-src-jni/mock_android_net_TrafficStats.cpp",
+    ],
+    visibility: [
+        "//packages/modules/Connectivity:__subpackages__",
+    ],
+}
+
+// Empty replacement for framework-connectivity-t.impl and stubs,
+// as framework-connectivity is disabled in the branch
+java_library {
+    name: "framework-connectivity-t.impl",
+    min_sdk_version: "Tiramisu",
+    sdk_version: "module_current",
+    srcs: [],
+}
+
+java_library {
+    name: "framework-connectivity-t.stubs.module_lib",
+    min_sdk_version: "Tiramisu",
+    sdk_version: "module_current",
+    srcs: [],
+}
diff --git a/framework/aidl-export/android/net/nsd/NsdServiceInfo.aidl b/buildstubs-t/stubs-src-jni/mock_android_net_TrafficStats.cpp
similarity index 72%
rename from framework/aidl-export/android/net/nsd/NsdServiceInfo.aidl
rename to buildstubs-t/stubs-src-jni/mock_android_net_TrafficStats.cpp
index 657bdd1..ef5d874 100644
--- a/framework/aidl-export/android/net/nsd/NsdServiceInfo.aidl
+++ b/buildstubs-t/stubs-src-jni/mock_android_net_TrafficStats.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 The Android Open Source Project
+ * 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.
@@ -14,6 +14,12 @@
  * limitations under the License.
  */
 
-package android.net.nsd;
+#include <nativehelper/JNIHelp.h>
 
-@JavaOnlyStableParcelable parcelable NsdServiceInfo;
\ No newline at end of file
+namespace android {
+
+int register_android_net_TrafficStats(JNIEnv* env) {
+    return JNI_ERR;
+}
+
+};  // namespace android
diff --git a/framework/aidl-export/android/net/nsd/NsdServiceInfo.aidl b/buildstubs-t/stubs-src-jni/mock_com_android_server_net_NetworkStatsFactory.cpp
similarity index 70%
copy from framework/aidl-export/android/net/nsd/NsdServiceInfo.aidl
copy to buildstubs-t/stubs-src-jni/mock_com_android_server_net_NetworkStatsFactory.cpp
index 657bdd1..594a174 100644
--- a/framework/aidl-export/android/net/nsd/NsdServiceInfo.aidl
+++ b/buildstubs-t/stubs-src-jni/mock_com_android_server_net_NetworkStatsFactory.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 The Android Open Source Project
+ * 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.
@@ -14,6 +14,12 @@
  * limitations under the License.
  */
 
-package android.net.nsd;
+#include <nativehelper/JNIHelp.h>
 
-@JavaOnlyStableParcelable parcelable NsdServiceInfo;
\ No newline at end of file
+namespace android {
+
+int register_android_server_net_NetworkStatsFactory(JNIEnv* env) {
+    return JNI_ERR;
+}
+
+};  // namespace android
diff --git a/framework/aidl-export/android/net/nsd/NsdServiceInfo.aidl b/buildstubs-t/stubs-src-jni/mock_com_android_server_net_NetworkStatsService.cpp
similarity index 70%
copy from framework/aidl-export/android/net/nsd/NsdServiceInfo.aidl
copy to buildstubs-t/stubs-src-jni/mock_com_android_server_net_NetworkStatsService.cpp
index 657bdd1..b0c42b0 100644
--- a/framework/aidl-export/android/net/nsd/NsdServiceInfo.aidl
+++ b/buildstubs-t/stubs-src-jni/mock_com_android_server_net_NetworkStatsService.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 The Android Open Source Project
+ * 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.
@@ -14,6 +14,12 @@
  * limitations under the License.
  */
 
-package android.net.nsd;
+#include <nativehelper/JNIHelp.h>
 
-@JavaOnlyStableParcelable parcelable NsdServiceInfo;
\ No newline at end of file
+namespace android {
+
+int register_android_server_net_NetworkStatsService(JNIEnv* env) {
+    return JNI_ERR;
+}
+
+};  // namespace android
diff --git a/buildstubs-t/stubs-src/android/net/TrafficStats.java b/buildstubs-t/stubs-src/android/net/TrafficStats.java
new file mode 100644
index 0000000..0b208ac
--- /dev/null
+++ b/buildstubs-t/stubs-src/android/net/TrafficStats.java
@@ -0,0 +1,31 @@
+/*
+ * 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 android.net;
+
+import android.content.Context;
+
+/**
+ * Fake TrafficStats class for sc-mainline-prod,
+ * to allow building the T service-connectivity before sources
+ * are moved to the branch.
+ */
+public final class TrafficStats {
+    /** Init */
+    public static void init(Context context) {
+        throw new RuntimeException("This is a stub class");
+    }
+}
diff --git a/buildstubs-t/stubs-src/com/android/server/EthernetService.java b/buildstubs-t/stubs-src/com/android/server/EthernetService.java
new file mode 100644
index 0000000..4a06e1e
--- /dev/null
+++ b/buildstubs-t/stubs-src/com/android/server/EthernetService.java
@@ -0,0 +1,31 @@
+/*
+ * 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 com.android.server.ethernet;
+
+import android.content.Context;
+
+/**
+ * Fake EthernetService class for branches that do not have the updatable EthernetService yet,
+ * to allow building the T service-connectivity before sources are moved to the branch.
+ */
+public final class EthernetService {
+    /** Create instance */
+    public static EthernetServiceImpl create(Context ctx) {
+        throw new RuntimeException("This is a stub class");
+    }
+}
+
diff --git a/framework/aidl-export/android/net/nsd/NsdServiceInfo.aidl b/buildstubs-t/stubs-src/com/android/server/EthernetServiceImpl.java
similarity index 62%
copy from framework/aidl-export/android/net/nsd/NsdServiceInfo.aidl
copy to buildstubs-t/stubs-src/com/android/server/EthernetServiceImpl.java
index 657bdd1..eb3bfa0 100644
--- a/framework/aidl-export/android/net/nsd/NsdServiceInfo.aidl
+++ b/buildstubs-t/stubs-src/com/android/server/EthernetServiceImpl.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 The Android Open Source Project
+ * 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.
@@ -14,6 +14,15 @@
  * limitations under the License.
  */
 
-package android.net.nsd;
+package com.android.server.ethernet;
 
-@JavaOnlyStableParcelable parcelable NsdServiceInfo;
\ No newline at end of file
+import android.os.Binder;
+
+/** Stub class for EthernetServiceImpl */
+public class EthernetServiceImpl extends Binder {
+    /** Start service */
+    public void start() {
+        throw new RuntimeException("This is a stub class");
+    }
+}
+
diff --git a/buildstubs-t/stubs-src/com/android/server/IpSecService.java b/buildstubs-t/stubs-src/com/android/server/IpSecService.java
new file mode 100644
index 0000000..bb48c14
--- /dev/null
+++ b/buildstubs-t/stubs-src/com/android/server/IpSecService.java
@@ -0,0 +1,31 @@
+/*
+ * 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 com.android.server;
+
+import android.content.Context;
+import android.os.Binder;
+
+/**
+ * Fake IpSecManager class for sc-mainline-prod,
+ * to allow building the T service-connectivity before sources
+ * are moved to the branch
+ */
+public final class IpSecService extends Binder {
+    public IpSecService(Context ctx) {
+        throw new RuntimeException("This is a stub class");
+    }
+}
diff --git a/buildstubs-t/stubs-src/com/android/server/NsdService.java b/buildstubs-t/stubs-src/com/android/server/NsdService.java
new file mode 100644
index 0000000..4a3ba90
--- /dev/null
+++ b/buildstubs-t/stubs-src/com/android/server/NsdService.java
@@ -0,0 +1,32 @@
+/*
+ * 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.Binder;
+
+/**
+ * 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 extends Binder {
+    /** Create instance */
+    public static NsdService create(Context ctx) throws InterruptedException {
+        throw new RuntimeException("This is a stub class");
+    }
+}
diff --git a/buildstubs-t/stubs-src/com/android/server/net/NetworkStatsService.java b/buildstubs-t/stubs-src/com/android/server/net/NetworkStatsService.java
new file mode 100644
index 0000000..8568e2a
--- /dev/null
+++ b/buildstubs-t/stubs-src/com/android/server/net/NetworkStatsService.java
@@ -0,0 +1,37 @@
+/*
+ * 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 com.android.server.net;
+
+import android.content.Context;
+import android.os.Binder;
+
+/**
+ * Fake NetworkStatsService class for sc-mainline-prod,
+ * to allow building the T service-connectivity before sources
+ * are moved to the branch
+ */
+public final class NetworkStatsService extends Binder {
+    /** Create instance */
+    public static NetworkStatsService create(Context ctx) {
+        throw new RuntimeException("This is a stub class");
+    }
+
+    /** System Ready */
+    public void systemReady() {
+        throw new RuntimeException("This is a stub class");
+    }
+}
diff --git a/framework-t/Android.bp b/framework-t/Android.bp
index 1e508a0..292dc3c 100644
--- a/framework-t/Android.bp
+++ b/framework-t/Android.bp
@@ -19,12 +19,9 @@
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
-// Include build rules from Sources.bp
-build = ["Sources.bp"]
-
 java_defaults {
     name: "enable-framework-connectivity-t-targets",
-    enabled: true,
+    enabled: false,
 }
 // The above defaults can be used to disable framework-connectivity t
 // targets while minimizing merge conflicts in the build rules.
diff --git a/framework/aidl-export/android/net/NetworkStats.aidl b/framework/aidl-export/android/net/NetworkStats.aidl
deleted file mode 100644
index d06ca65..0000000
--- a/framework/aidl-export/android/net/NetworkStats.aidl
+++ /dev/null
@@ -1,19 +0,0 @@
-/**
- * Copyright (c) 2011, 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 NetworkStats;
diff --git a/framework/aidl-export/android/net/NetworkTemplate.aidl b/framework/aidl-export/android/net/NetworkTemplate.aidl
deleted file mode 100644
index 3d37488..0000000
--- a/framework/aidl-export/android/net/NetworkTemplate.aidl
+++ /dev/null
@@ -1,19 +0,0 @@
-/**
- * Copyright (c) 2011, 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 NetworkTemplate;
diff --git a/service-t/Android.bp b/service-t/Android.bp
index 1b9f2ec..52bc2c0 100644
--- a/service-t/Android.bp
+++ b/service-t/Android.bp
@@ -20,12 +20,17 @@
 }
 
 // Include build rules from Sources.bp
-build = ["Sources.bp"]
+// sc-mainline-prod only: do not include Sources.bp
+// build = ["Sources.bp"]
 
 filegroup {
     name: "service-connectivity-tiramisu-sources",
     srcs: [
-        "src/**/*.java",
+        // sc-mainline-prod only: Building T sources is disabled on this branch.
+        // "src/**/*.java",
+        "src/com/android/server/ConnectivityServiceInitializer.java",
+        // filegroup contains empty stubs on sc-mainline-prod.
+        ":services.connectivity-tiramisu-updatable-sources",
     ],
     visibility: ["//visibility:private"],
 }
diff --git a/service/Android.bp b/service/Android.bp
index 25b970a..031fe31 100644
--- a/service/Android.bp
+++ b/service/Android.bp
@@ -169,7 +169,7 @@
         "networkstack-client",
         "PlatformProperties",
         "service-connectivity-protos",
-        "NetworkStackApiCurrentShims",
+        "NetworkStackApiStableShims",
     ],
     apex_available: [
         "com.android.tethering",
diff --git a/tests/deflake/Android.bp b/tests/deflake/Android.bp
index 8205f1c..b3d0363 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 = true
+enable_frameworks_net_deflake_test = false
 // 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 4c63cba..3dc7ccb 100644
--- a/tests/unit/Android.bp
+++ b/tests/unit/Android.bp
@@ -9,7 +9,7 @@
 // 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 = true
+enable_frameworks_net_tests = false
 // Placeholder
 // This is a placeholder comment to minimize merge conflicts, as enable_frameworks_net_tests
 // may have different values depending on the branch