If you regularly encounter delivery problems when sending email messages, your mail server might be on a blacklist. Large corporations and email servers use email blacklists in an attempt to reduce ...

Linux inherited many things from UNIX, but one of the most important is the idea that while small programs perform modest functions individually, together they combine to make one powerful system. You ...

Linux inherited many things from UNIX, but one of the most important is the idea that while small programs perform modest functions individually, together they combine to make one powerful system. You ...

I'm administrating an old RH 7.3 box. Up to date with Yum (thanks to some help from Whiprush...)<BR><BR>It handles about a dozen email inboxes and utilizes sendmail. I've never tried to upgrade it ...

I've been running my own e-mail servers for decades. After all, back in the 80s I was helping run NASA Goddard Space Flight Center's e-mail systems and let me tell you in those days it wasn't easy!