CLI>     -- Executing Dial("SIP/Rob-328a", "SIP/Jeff|20") in new stack
    -- Called Jeff
******LONG DELAY HERE *****

Sep 22 10:07:55 NOTICE[9890]: chan_sip.c:1997 auto_congest: Auto-congesting SIP/Jeff-fa7c
    -- SIP/Jeff-fa7c is circuit-busy
  == Everyone is busy/congested at this time (1:0/1/0)