[sonstige]

[meine-telefone]
exten => 1234,1,Answer()
exten => 1234,2,Playback(hello-world)
exten => 1234,3,Hangup()

exten => _200[1-2],1,Dial(SIP/${EXTEN})

[from-sip-provider]
exten => _X.,1,Dial(SIP/2000)