Tip of the Day: How to limit SMTP applications to send from a specific mailbox


It’s easy to allow an smtp application to send emails through your exchange servers but it’s not easy to force the application admin to use a certain sender address.

The receive connectors doesn’t provide such feature but you still have the option to create a transport rule to check the header and reject the email unless it’s coming from the desired mailbox.



Enjoy Winking smile

Ahmed Ashour
Support Escalation Engineer