Vote for Spamgate-1000
The SpamGate appliance is a gateway which prevents 97% Spam, Viruses and Malformed messages from attacking your email servers. SpamGate acts as a gateway between the Internet and your mail server. Inbound mail is routed to the SpamGate appliance where it is checked for malformed headers, Viruses and Spam characteristics. If a message is detected as Spam you have options to deal with the message including Tagging the subject line, modifing the message header, forwarding the messsage to a common mailbox, deleting the message or rejecting the message.