--- a/src/core/exec-commands.h	Tue Aug 29 17:51:31 2006 +0200
+++ b/src/core/exec-commands.h	Tue Aug 29 17:55:34 2006 +0200
@@ -26,7 +26,7 @@
 #include <vector>
 #include "callback.h"
 
-namespace yans {
+namespace ns3 {
 
 class ExecCommandsPrivate;