602LAN SUITE is an easy-to-install and manage all-in-one network software suite providing secure e-mail services with anti-virus & anti-spam, fax support, built-in firewall with NAT and web content filter proxy for controlled Internet sharing. Combine the content based Bayesian anti-spam filter, blacklists & whitelists together with e-mail attachment filtering to provide complete junk e-mail protection. The 5 user version is FREE!