best program for running a mail server

[melvin]

Was just wondering what software or programs you use for a mail server on mac osx, I am looking for some software that handles spam, viruses any suggestions?

 

[michaelsanford]

This isn't really handle spam or viruses out of the box but it's worth a look
http://www.roadstead.com/weblog/Tutorials/PostfixEnabler.html

/Personally/ I'm very very weary of handling spam on the server, I prefer to do it myself.