POP/IMAP/SMTP Usage Limitations

On April 8th, 2021, OU IT disabled basic authentication and SMTP now requires modern authentication. For more information on how to configure your clients please view this article.

Please note that most access to SMTP access is now restricted. If you have a service level account which needs to connect to relay through SMTP, please submit at ticket with the following information: The email address of the account, systems impacted, IP (internal and external) addresses of the connecting services, and the service owner.

For additional Microsoft 365 information, please see these articles.

Exporting your Mail

If you were using SMTP to have a local save of your email, you can use Outlook 365's Export functionality to create a local backup file.

  1. Configure Microsoft 365 in the Outlook application. Windows | Mac
  2. In Outlook Windows, go to File, Open & Export, then click Import/Export. In Outlook Mac, go to Export.
  3. For Windows, choose to Export to a file, then the PST option. For Mac, choose Mac Data File.
  4. Select whatever needed subfolders and options for your mailbox.
  5. Follow onscreen instructions to finish and export your file.

You will now have a local saved file of your mailbox as a backup.


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Article ID: 83
Thu 9/3/20 10:55 AM
Tue 6/6/23 10:39 AM