diff --git a/Tethering/src/android/net/ip/IpServer.java b/Tethering/src/android/net/ip/IpServer.java
index c436be2..35c1563 100644
--- a/Tethering/src/android/net/ip/IpServer.java
+++ b/Tethering/src/android/net/ip/IpServer.java
@@ -616,8 +616,9 @@
 
         final Boolean setIfaceUp;
         if (mInterfaceType == TetheringManager.TETHERING_WIFI
-                || mInterfaceType == TetheringManager.TETHERING_WIFI_P2P) {
-            // The WiFi stack has ownership of the interface up/down state.
+                || mInterfaceType == TetheringManager.TETHERING_WIFI_P2P
+                || mInterfaceType == TetheringManager.TETHERING_ETHERNET) {
+            // The WiFi and Ethernet stack has ownership of the interface up/down state.
             // It is unclear whether the Bluetooth or USB stacks will manage their own
             // state.
             setIfaceUp = null;