[outgoing]
ignorepat => 9
exten => _XXXXXXX,1,Dial(Zap/1/${EXTEN:1})
exten => _XXXXXXX,2,Congestion
exten => _XXXXXXX,3,Dial(Zap/1/${EXTEN:1})
exten => _XXXXXXX,4,Busy
exten => _XXXXXXX,5,Hangup