-- Executing Dial("SIP/2000-a661", "Zap/g1/ww2004005,,W") in new stack
    -- Called g1/ww2004005,,W
Aug 28 13:40:38 WARNING[893]: chan_mgcp.c:4208 reload_config: Unable to get our IP address, MGCP disabled
    -- Zap/1-1 answered SIP/2000-a661
  == Spawn extension (from-sip, 2001, 1) exited non-zero on 'SIP/2009-2c80'
    -- Hungup 'Zap/1-1'
  == Spawn extension (from-sip, 2004005, 1) exited non-zero on 'SIP/2000-a661'