Vote for Enterprise Interceptor
The espion Interceptor Enterprise model is a solution designed to handle Enterprise Class mail-flow and provide internal redundancy in a single, secure appliance. The Enterprise Interceptor eliminates unwanted bulk email and relieves internal server stress for larger organizations that generate thousands of message per hour. Using espion Bayes technology, the Interceptor adjusts itself to your company's specific mail flow, filtering up to 99% of unwanted email with few false positives.