ServerFiles.com is a server software & hardware directory for Network administrators & IT professionals, listing networking & server software for Windows 2003, Windows 2000, NT and Linux; and now also listing networking hardware solutions focused on server based computing.
MailScan for Linux is a web based 'Real-Time' mail scanning Software for Linux Mail Servers and performs Spam filtering and virus scanning. It offers a security solution for mail servers running on Linux. Some of the Linux mail servers that it protects are: SendMail, Qmail, Exim, PostFix, etc. MailScan works on "TCP-IP Port level" and hence does not require an additional machine to act like a gateway.