Forum Discussion

gustavo _ Yamamoto's avatar
gustavo _ Yamamoto
Copper Contributor
Mar 06, 2020

Error sending automatic, external and internal (oof) messages

I have an email box configured with automatic responses, and messages are being dropped by the office when it is sent, I searched all the docs and found nothing,

Error message:
Mar 6, 2020 10:22:51 AM
Receive
Message received by: FR1PR80MB2039
Mar 6, 2020 10:22:52 AM
Submit
The message was submitted.
Mar 6, 2020 10:22:52 AM
Receive
Message received by: FR1PR80MB4889 using TLS1.2 with AES256
Mar 6, 2020 10:22:52 AM
Drop
Reason: [{LED = 250 2.1.5 RESOLVER.OOF.SuppressExternal; external OOFs are suppressed}; {MSG =}; {FQDN =}; {IP =}; {LRT =}]
Mar 6, 2020 10:22:52 AM
Spam Diagnostics


attached image,

exchange
office 365

3 Replies

  • VasilMichev's avatar
    VasilMichev
    MVP
    Mar 06, 2020

    As the message suggests, external replies seem to be blocked. Check the global/per-domain settings:

     

    Get-RemoteDomain | select Name,AllowedOOFType

    • gustavo _ Yamamoto's avatar
      gustavo _ Yamamoto
      Copper Contributor
      Mar 06, 2020

      VasilMichev  Thank you very much for your help, below are the settings

       

      PS C:\ArquivosOffice365> Get-RemoteDomain | select Name,AllowedOOFType

      Name AllowedOOFType
      ---- --------------
      Default ExternalLegacy

      • VasilMichev's avatar
        VasilMichev
        MVP
        Mar 07, 2020

        ExternalLegacy  should work, but you can also try to set it to External.

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