-- Accepting AUTHENTICATED call from xxx.xxx.xxx.xxx:
       > requested format = ulaw,
       > requested prefs = (),
       > actual format = ulaw,
       > host prefs = (ulaw|alaw|gsm),
       > priority = mine
    -- Executing Dial("IAX2/200-2", "IAX2/SP####@sipplan/1***840****|30") in new stack
    -- Called SP####@sipplan/1***840****
    -- Call accepted by xxx.xxx.xxx.xxx (format ulaw)
    -- Format for call is ulaw
    -- Hungup 'IAX2/sipplan-9'
  == Everyone is busy/congested at this time (1:0/0/1)