== Everyone is busy/congested at this time (1:1/0/0)
    -- Executing NoOp("SIP/0-09001568", "DialStatus:BUSY") in new stack
    -- Executing Goto("SIP/0-09001568", "6016.|1") in new stack
    -- Goto (default,6016.,1)
    -- Executing Dial("SIP/0-09001568", "SIP/6016.@meow|120") in new stack
    -- Called 6016.@meow
    -- Got SIP response 486 "Busy Here" back from 202.76.225.214
    -- SIP/meow-0396 is busy
  == Everyone is busy/congested at this time (1:1/0/0)
    -- Executing NoOp("SIP/0-09001568", "DialStatus:BUSY") in new stack
    -- Executing Goto("SIP/0-09001568", "6016.|1") in new stack
    -- Goto (default,6016.,1)
    -- Executing Dial("SIP/0-09001568", "SIP/6016.@meow|120") in new stack
    -- Called 6016.@meow
  == Spawn extension (default, 6016., 1) exited non-zero on 'SIP/0-09001568'
    -- Got SIP response 486 "Busy Here" back from 202.76.225.214


exten => _6016.,1,Dial(SIP/${EXTEN}@meow,120)
exten => _6016.,2,NoOp(DialStatus:${DIALSTATUS})
;exten => _6016.,3,Goto(s-${DIALSTATUS},1)
exten => _6016.,3,Goto(6016.,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)