#!/bin/bash
#ISDNBUTTON:YG<isdn0> Disconnect from Bjarne
/sbin/isdnctrl list isdn0 | grep Outgoing | grep -q 02516669999 && \
/sbin/isdnctrl delphone isdn0 out 02516669999
/sbin/isdnctrl hangup isdn0
exit 0