--- a/samples/main-simple.cc	Fri May 25 21:53:24 2007 +0200
+++ b/samples/main-simple.cc	Mon Jun 04 16:17:01 2007 +0200
@@ -38,7 +38,7 @@
 void
 RunSimulation (void)
 {
-  Ptr<INode> a = MakeInternetNode ();
+  Ptr<Node> a = MakeInternetNode ();
 
   InterfaceId iid = InterfaceId::LookupByName ("IUdp");
   Ptr<ISocketFactory> socketFactory = a->QueryInterface<ISocketFactory> (iid);