netMailshar - Virus-free Internet and Intranet mailing
netMailshar is an easy-to-use, multi-functional mail server that enables every computer in an office to send and receive email not only across the Internet but also within a LAN. It provides centralized, generic protection against all email viruses. Other features include scheduled mail sending and receiving, autodial and disconnection, support for multiple domains and unlimited pop3 accounts, email archiving, monitoring, filtering and much more.