diff --git a/overlay/frameworks/base/core/res/res/values/config.xml b/overlay/frameworks/base/core/res/res/values/config.xml
index 223f00a..063322a 100644
--- a/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/overlay/frameworks/base/core/res/res/values/config.xml
@@ -50,4 +50,28 @@
 
     <!-- MMS user agent prolfile url -->
     <string name="config_mms_user_agent_profile_url">http://www.google.com/oha/rdf/ua-profile-kila.xml</string>
+
+    <!-- List of regexpressions describing the interface (if any) that represent tetherable
+         USB interfaces.  If the device doesn't want to support tething over USB this should
+         be empty.  An example would be "usb.*" -->
+    <string-array name="config_tether_usb_regexs">
+        <item>"usb\\d"</item>
+        <item>"rndis\\d"</item>
+    </string-array>
+
+    <!-- List of regexpressions describing the interface (if any) that represent tetherable
+         Wifi interfaces.  If the device doesn't want to support tethering over Wifi this
+         should be empty.  An example would be "softap.*" -->
+    <string-array name="config_tether_wifi_regexs">
+        <item>"softap0"</item>
+        <item>"wlan0"</item>
+    </string-array>
+
+    <!-- List of regexpressions describing the interface (if any) that represent tetherable
+         bluetooth interfaces.  If the device doesn't want to support tethering over bluetooth this
+         should be empty. -->
+    <string-array name="config_tether_bluetooth_regexs">
+        <item>"bnep\\d"</item>
+        <item>"bt-pan"</item>
+    </string-array>
 </resources>