#!/bin/sh
if [ "$1" = "" ]; then
        DEVICE=ppp0
else
        DEVICE=$1
fi
if [ -r /var/run/$DEVICE.pid ]; then
        kill -INT `cat /var/run/$DEVICE.pid`
        if [ ! "$?" = "0" ]; then
                rm -f /var/run/$DEVICE.pid
                echo "ERROR: Removed stale pid file"
                exit 1
        fi
        echo "PPP link to $DEVICE terminated."
        exit 0
fi
echo "ERROR: PPP link is not active on $DEVICE"
exit 1