[incoming]
exten => s,1,Answer
exten => s,2,Wait,1
exten => s,3,DigitTimeout,4
exten => s,4,ResponseTimeout,20
exten => s,5,BackGround(auth-thankyou)
exten => s,6,Hangup

exten => 99,1,Goto(menu,10,1)


-----------console output -vvvr    -----------------
    -- Executing Answer("SIP/anonymous.invalid-08130ce8", "") in new stack
    -- Executing Wait("SIP/anonymous.invalid-08130ce8", "1") in new stack
    -- Executing DigitTimeout("SIP/anonymous.invalid-08130ce8", "4") in new stack
    -- Set Digit Timeout to 4
    -- Executing ResponseTimeout("SIP/anonymous.invalid-08130ce8", "20") in new stack
    -- Set Response Timeout to 20
    -- Executing BackGround("SIP/anonymous.invalid-08130ce8", "auth-thankyou") in new stack
    -- Playing 'auth-thankyou' (language 'en')
    -- Executing Hangup("SIP/anonymous.invalid-08130ce8", "") in new stack
  == Spawn extension (incoming, s, 6) exited non-zero on 'SIP/anonymous.invalid-08130ce8'