[calleridsw]
exten => 9009,1,Goto(calleridsw-priv,s,1)

[calleridsw-priv]
exten => s,1,ResponseTimeout(20)
exten => s,2,Background(vm-extension)
exten => _XX.#,1,StripLSD(1)
exten => _XX.,1,NoOp()
exten => _XX.,2,SayDigits(${EXTEN})
exten => _XX.,3,SetCIDNum(${EXTEN}|a)
exten => _XX.,4,Goto(calleridsw-newnum,s,1)

[calleridsw-newnum]
exten => s,1,ResponseTimeout(20)
exten => s,2,Background(vm-extension)
exten => _XX.#,1,StripLSD(1)
exten => _XX.,1,NoOp()
exten => _XX.,2,SayDigits(${EXTEN})
exten => _XX.,3,Goto(local,${EXTEN},1)