--- /etc/ppp/ip-up.orig	2008-06-27 01:55:39.000000000 +0200
+++ /etc/ppp/ip-up	2008-06-27 01:55:58.000000000 +0200
@@ -44,7 +44,7 @@
 
 # This script can be used to override the .d files supplied by other packages.
 if [ -x /etc/ppp/ip-up.local ]; then
-  exec /etc/ppp/ip-up.local "$*"
+  exec /etc/ppp/ip-up.local "$@"
 fi
 
 run-parts /etc/ppp/ip-up.d \