+ Supporting Exchange 2003/2007 (32-bit/64-bit)

+ SCL Threshold Configuration

+ Whitelisting/Blacklisting

+ Advanced Filtering Rules

+ Detailed Logging/Reporting

+ Automatic Email Archive/Log Management

+ SCL Subject/Header Insertion

+ Fine Tuning SCL Assignments

+ Attachment Filtering

+ Foreign Spam, NDR Spam

+ Filtering SMTP Protocol Data

+ Spam Rerouting to Mailbox/Public Folder

How it works, top features