-- Added extension '3000' priority 1 to default

    -- Accepting AUTHENTICATED call from 10.10.10.1:
       > requested format = gsm,
       > requested prefs = (),
       > actual format = ulaw,
       > host prefs = (ulaw|g726|gsm|ilbc|alaw|adpcm),
       > priority = mine
    -- Executing [3401@default:1] VoiceMailMain("IAX2/3000-3", "3000") in new stack
    -- <IAX2/3000-3> Playing 'vm-login' (language 'en')
    -- <IAX2/3000-3> Playing 'vm-password' (language 'en')
    -- Incorrect password '' for user '3000' (context = default)
    -- <IAX2/3000-3> Playing 'vm-incorrect-mailbox' (language 'en')
[Nov 19 11:19:30] WARNING[4746]: app_voicemail.c:6254 vm_authenticate: Couldn't read username
    -- Hungup 'IAX2/3000-3'