Sophos engine is bundled in Mailspect MPP packages. Additionally, is possible to use SAV product for your operating system and architecture. Mailspect MPP requires "sophos" list in "scan_engines" line of /usr/local/MPP/mppd.conf.xml.
For Mailspect Standard please run /usr/local/MPP/scripts/sophosmonthly.pl in order to get Sophos engine.
YOU ARE REQUIRED BY SOPHOS LICENSE TERMS TO PURCHASE A SAVI LICENSE FROM SOPHOS OR AUTHORIZED SOPHOS RESELERS FOR EACH USER THAT IS PROTECTED.
It is a direct violation of the Sophos license to use a small license to protect many users. RAE Internet is under strict legal obligations to support legal software licensing.