Under the Access->Relay option of your SMTP Virtual server, there is an option labeled "Allow all computers which successfully authenticate to relay, regardless of the list above", check it and ...

Any time I try to search for a guide on this, I'm coming up with stuff like "relay all of your linux system's messages through an external SMTP server" which isn't what I need. Alternatively, I ...

We're having problems with open relay on Microsoft Exchange Server 2000. We tried to shut down SMTP, clean out queues, turn off relaying, etc., but nothing worked. For a quick fix, we set up a ...

Check out the companion primer, Insider's guide to Web server security. You can use the IIS SMTP mail relay service to prevent spammers from directly interacting with your Microsoft Exchange Server!

Read about BlueYonder Cracking Down on Open SMTP Relays. Broadband news from the longest running independent information website.