exten=>s,1,Answer
exten=>s,2,Playback(beep)
exten=>s,3,Set(TIMEOUT(digit)=5)
exten=>s,4,WaitExten(10)
exten=>*,1,SIPAddHeader(Call-Info: <sip:65.xx.xx.xx>)
exten=>*,2,Page(SIP/10&SIP/11&SIP/12&SIP/13&SIP/14)
exten=>_XXXX,1,SIPAddHeader(Call-Info: <sip:65.xx.xx.xx>)
exten=>_XXXX,2,Dial(SIP/${EXTEN})