I'm trying to figure out which would the best implementation for my mail and web server. Any experiences? Caveats? I'm on CentOS 3.
Check out maia: www.maiamailguard.com Based on amavisd-new, it supplies all the professional outsourced filter style features. Using it with clamav, I've never received a virus, and it's been 99.28 percent effective with my spam situation, better numbers than I've gotten from postini.
Jacob Leaver C-Corp.net