LinuxJedi's /dev/null

Despite the best efforts of the world governments and some ISPs spam is still a fact of life. That doesn't mean you or your clients have to put up with a barrage of it, this document will attempt to give you some basic methods of eliminating spam. For this article I will be using Exim 4.x methods, I personally feel that Exim is one of the most advanced mail servers and is very easy to configure.