Ipswitch IMail Server

Ipswitch IMail Server is a SMTP Server, E-mail Server, POP3 Server, IMAP Server with Spam blocking and Virus filtering capabilities and runs on Microsoft Windows. It is designed for businesses who want a mail client without the cost or long-term maintenance burden of complex and difficult-to-manage enterprise systems. IMail can handle as many as 300,000 users, with an average message flow of ~25 per second / ~2 million a day. Current version is IMail Server 10.

Manuals