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.