exten => 33,n,Set(TIMEOUT(response)=30)
exten => 33,n,Set(TIMEOUT(digit)=5)
exten => 33,n,WaitExten(30)
exten => 33,n,Hangup
exten => t,1,Hangup
exten => _18NXNXXXXXX,1,Set(CALLERID(all)=Joe Smith<2095551212>)
exten => _18NXNXXXXXX,n,Dial(IAX2/155267@asterlink/${EXTEN})