Microsoft has shared updated requirements for SMTP relay via its Exchange Online platform. The new updated requirement is not applicable yet and is set to roll out towards the end of the year.

Ok, I have a server that handles our outgoing mail for the network. At the moment, it uses Exchange on SBS to handle that mail. However, that server is set to be retired, and as they don't use ...

I've recently started in a new place so just trying to figure out why they have somethings the way it is. We have an MS Exchange environment and the SMTP server is in the DMZ. This is pretty normal, ...

On Monday, Microsoft released the last major update for Exchange Server 2019. The aging Exchange Server is set to lose support on Oct. 14, 2025. This final update (2025 H1 Cumulative Update (CU15) ...