I'm still a bit of a noob when is comes to Linux. I'm trying to create a multiple domain POP3/Web mail server. I have found all kinds of guides on how to build the best server, and they are easy to do for the most part. The problem comes in after the guide ends. I have little to no clue what I just did, and how to change things.

So what I’m looking for is


I have been playing with Fedora Core 4 so far, but I hared Free BSD is good too. Any

Thank you for your time.