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 ...

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!

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 ...

Typically refers to an email server (SMTP server) that is configured to deliver any incoming mail to another mail server. In the past, open relays (open relay servers) were common, but today, most ...