-- Accepting AUTHENTICATED call from 172.20.0.41:
       > requested format = gsm,
       > requested prefs = (),
       > actual format = ulaw,
       > host prefs = (ulaw|alaw|gsm),
       > priority = mine
    -- Executing Goto("IAX2/501-4", "from-pstn|s|1") in new stack
    -- Goto (from-pstn,s,1)
    -- Executing Set("IAX2/501-4", "FROM_DID=s") in new stack
    -- Executing Gosub("IAX2/501-4", "app-blacklist-check|s|1") in new stack
    -- Executing LookupBlacklist("IAX2/501-4", "") in new stack
    -- Executing GotoIf("IAX2/501-4", "0?blacklisted") in new stack
    -- Executing Return("IAX2/501-4", "") in new stack
    -- Executing Goto("IAX2/501-4", "custom-main-menu|s|1") in new stack
    -- Goto (custom-main-menu,s,1)
    -- Executing Set("IAX2/501-4", "TIMEOUT(digit)=2") in new stack
    -- Digit timeout set to 2
    -- Executing Set("IAX2/501-4", "TIMEOUT(response)=10") in new stack
    -- Response timeout set to 10
    -- Executing Set("IAX2/501-4", "LOOPCOUNT=0") in new stack
    -- Executing Answer("IAX2/501-4", "") in new stack
    -- Executing Wait("IAX2/501-4", "1") in new stack
    -- Executing BackGround("IAX2/501-4", "thank-you-for-calling&for-tech-support&press-1&for-sales&press-2&to-dial-by-name&press-3&to-join-a-meeting&press-9&if-u-know-ext-dial") in new stack
    -- Playing 'thank-you-for-calling' (language 'en')
    -- Playing 'for-tech-support' (language 'en')
    -- Playing 'press-1' (language 'en')
    -- Playing 'for-sales' (language 'en')
    -- Playing 'press-2' (language 'en')
    -- Playing 'to-dial-by-name' (language 'en')
    -- Invalid extension '**' in context 'custom-main-menu' on IAX2/501-4
  == CDR updated on IAX2/501-4
    -- Executing Playback("IAX2/501-4", "invalid") in new stack
    -- Playing 'invalid' (language 'en')
  == Spawn extension (custom-main-menu, i, 1) exited non-zero on 'IAX2/501-4'
    -- Hungup 'IAX2/501-4'