Miscellany

exten => h,1,Hangup
exten => s,1,Set(LOOPCOUNT=0)
exten => s,n,Answer
exten => s,n,Wait(1)
exten => s,n(begin),Set(TIMEOUT(digit)=5)
exten => s,n,Set(TIMEOUT(response)=5)
exten => s,n,Background(evolution_ivr)
exten => hang,1,Playback(vm-goodbye)
exten => hang,n,Hangup
exten => i,1,Playback(invalid)
exten => i,n,Goto(loop,1)
exten => t,1,Goto(loop,1)
exten => loop,1,Set(LOOPCOUNT=$[${LOOPCOUNT} + 1])
exten => loop,n,GotoIf($[${LOOPCOUNT} > 2]?hang,1)
exten => loop,n,Goto(evolution_ivr,s,begin)