--- a/src/node/llc-snap-header.cc	Sat Aug 04 16:37:16 2007 +0200
+++ b/src/node/llc-snap-header.cc	Sat Aug 04 16:49:06 2007 +0200
@@ -23,6 +23,8 @@
 #include "ns3/assert.h"
 #include <string>
 
+NS_HEADER_ENSURE_REGISTERED (ns3::LlcSnapHeader);
+
 
 namespace ns3 {