exten => _6016.,1,Dial(SIP/${EXTEN}@meow,120)
exten => _6016.,2,NoOp(DialStatus:${DIALSTATUS})
exten => _6016.,3,Goto(s-${DIALSTATUS},1)

exten => s-CONGESTION,1,Dial(SIP/${EXTEN}@meow,120)
exten => s-CANCEL,1,Dial(SIP/${EXTEN}@meow,120)
exten => s-BUSY,1,Dial(SIP/${EXTEN}@meow,120)
exten => s-CHANUNAVAIL,1,Dial(SIP/${EXTEN}@meow,120)
exten => s-NOANSWER,1,Dial(SIP/${EXTEN}@meow,120)

  -- Executing Dial("SIP/0-08f9b4b0", "SIP/60164303946@meow|120") in new stack
    -- Called 60164303946@meow
    -- Got SIP response 408 "Request Timeout" back from 202.76.225.214
  == No one is available to answer at this time (1:0/0/0)
    -- Executing NoOp("SIP/0-08f9b4b0", "DialStatus:NOANSWER") in new stack
    -- Executing Goto("SIP/0-08f9b4b0", "s-NOANSWER|1") in new stack
    -- Goto (default,s-NOANSWER,1)
    -- Executing Dial("SIP/0-08f9b4b0", "SIP/s-NOANSWER@meow|120") in new stack
    -- Called s-NOANSWER@meow
    -- Got SIP response 486 "Busy Here" back from 202.76.225.214
    -- SIP/meow-2538 is busy
  == Everyone is busy/congested at this time (1:1/0/0)