It's easy to build redundant systems when time and money are limitless. When you have neither, or you are designing a personal system, often backups and redundancy are parts of the project you plan to ...

Every business needs email, but not every business wants an expensive propriety email server like Exchange Server. If you prefer a free mail server, consider Postfix, an open source email server that ...

Configure IT Quick: Set up a basic e-mail server with Postfix as the MTA Your email has been sent For all the apparent simplicity of e-mail, setting up a mail server is one of the most difficult ...

The winner of Linux Journal's 2004 Editors' Choice Award for Security Tool was ClamAV, a 100% free and open-source virus scanner that runs on Linux but scans for viruses that affect a variety of ...

I've been playing with Trixbox and Elastix for a little while now. This has been my only experience with *nix, but I've learned a bit over the past year. I was having issues with Trixbox so I moved to ...

Build Your Skills: Block spam at the server with these Postfix techniques Your email has been sent Explores some of the principles of configuring Postfix to accept or reject messages before they ever ...

One of our mail servers is occasionally corrupting user mail files, and I'm not sure why. It doesn't seem to happen very often, but it shouldn't be happening at all ...