Starting from yesterday, all emails sent from our server are being rejected by Gmail and Hotmail. Everything was working properly until now. Here are the error messages received: Gmail Failed ...
Really having trouble with this, I've been through all the guides I can find and get stuck, using latest version of Smartermail 8 on Windows 2008 with IIS7.5. I have it setup so I can SEND emails ...
I have VM1 acting as an Active Directory and DNS server, and have installed SmarterMail (Free) on VM2. If I remote desktop to VM2 I can connect to the mail server fine if I use 127.0.0.1:25. However ...