-- Executing Goto("SIP/4501-f152", "incoming|s|1") in new stack
    -- Goto (incoming,s,1)
    -- Executing Wait("SIP/4501-f152", "") in new stack
    -- Executing Answer("SIP/4501-f152", "") in new stack
    -- Executing BackGround("SIP/4501-f152", "GREETING") in new stack
    -- Playing 'GREETING' (language 'en')
    -- Executing Playback("SIP/4501-f152", "REC4QUALITY") in new stack
    -- Playing 'REC4QUALITY' (language 'en')
    -- Executing Queue("SIP/4501-f152", "queue_general|t|T|||60") in new stack
    -- Started music on hold, class 'default', on SIP/4501-f152
    -- Called SIP/4503
    -- Called SIP/4501
    -- Got SIP response 486 "Busy here" back from 192.168.3.143
    -- SIP/4501-0150 is busy
    -- SIP/4503-e4fe is ringing
    -- Nobody picked up in 90000 ms
    -- Stopped music on hold on SIP/4501-f152
    -- Executing VoiceMail("SIP/4501-f152", "u8668") in new stack
    -- Playing 'vm-theperson' (language 'en')
    -- Playing 'digits/8' (language 'en')
    -- Playing 'digits/6' (language 'en')
    -- Playing 'digits/6' (language 'en')
    -- Playing 'digits/8' (language 'en')
    -- Playing 'vm-isunavail' (language 'en')
    -- Playing 'vm-intro' (language 'en')