--- a/src/node/net-device.cc	Thu Mar 29 16:55:42 2007 +0200
+++ b/src/node/net-device.cc	Thu Mar 29 17:07:04 2007 +0200
@@ -169,6 +169,12 @@
   return DoCreateTraceResolver (context);
 }
 
+Channel *
+NetDevice::GetChannel (void) const
+{
+  return DoGetChannel ();
+}
+
 // Receive packet from below
 bool
 NetDevice::ForwardUp (Packet& packet)