#! /bin/sh case "$1" in on) echo "------------------------" echo "Starting ISDN connection" echo "" isdnctrl dial ippp0 echo "------------------------" ;; off) echo "------------------------" echo "Stopping ISDN connection" echo "" isdnctrl hangup ippp0 echo "------------------------" ;; stat) echo "------------------" echo "actual ISDN status" echo "" isdnctrl status ippp0 echo "------------------" ;; *) echo "Usage: $0 {on|off|stat)" exit 1 ;; esac