Unnamed

[macro-user]
  exten => s,1,Goto(mod-${${ARG1}_MODULE:0:3}|1)
  exten => s,2,NoOp(Call ended with ${DIALSTATUS})
  exten => s,3,Goto(s-${DIALSTATUS}|1)

  exten => h,1,NoOp(HANGUP)

  exten => s-ANSWER,1,NoOp(This does NOT occur or caller hangup)
  exten => s-ANSWER,2,Hangup

  exten => s-BUSY,1,Macro(vm|${ARG1}|b)
  exten => s-BUSY,2,Hangup

  exten => s-CHANUNAVAIL,1,Macro(vm|${ARG1}|u)
  exten => s-CHANUNAVAIL,2,Hangup

  exten => s-CONGESTION,1,Macro(vm|${ARG1}|b)
  exten => s-CONGESTION,2,Hangup

  exten => s-NOANSWER,1,Macro(vm|${ARG1}|u)
  exten => s-NOANSWER,2,Hangup

;
; IAX and SIP have slightly different syntax but this is not apparent here
; Keep the mod-* extensions anyway for futureproofing
;
; Option g ONLY takes effect if the GALLED party hangs up
;

  exten => _mod-.,1,Goto(error|i|1)

  exten => mod-SIP,1,Dial(${${ARG1}_MODULE}/${${ARG1}_PEER}|15|g)
  exten => mod-SIP,2,Goto(s|2)

  exten => mod-IAX,1,Dial(${${ARG1}_MODULE}/${${ARG1}_PEER}|15|g)
  exten => mod-IAX,2,Goto(s|2)