Intellipeer is an enterprise-quality SMTP/POP3 e-mail server specifically designed for the home or small office. It has advanced anti-spam technology including custom and real-time blacklists. The administration tool makes configuring your UPnP enabled Internet Gateway fast and simple. Intellipeer supports all the major e-mail clients, including Outlook, Outlook Express, Netscape 7.1 Mail and News, and Opera M2. Intellipeer Email Server runs on Windows XP Home Edition, Windows XP Professional, Windows 2000 Professional, Windows 2000 Server, and Windows 2003 Server.