--- a/src/node/ipv4.h	Thu Mar 29 18:07:37 2007 +0200
+++ b/src/node/ipv4.h	Fri Mar 30 11:08:47 2007 +0200
@@ -81,6 +81,7 @@
   /**
    * \param dest destination address
    * \param nextHop address of next hop.
+   * \param interface interface of next hop.
    *
    * add route to host dest through host nextHop 
    * on interface.