We experienced the following issue after implementing the McAfee Appliance in front of our Microsoft Exchange 2003 Server. The inbound SMTP comes through the Appliance and the outbound SMTP is routed by the exchange server using SMART HOST back through the appliance. The McAfee Email and Web Security Appliance by default “we discovered”, also runs the spam filtering engines on our outbound mail and was then placing emails into quarantine. This then lead to external addresses being emailed quarantine digest reports that they shouldn’t have been sent and of course cant manage the quarantine interface anyway. After reading the McAfee manual and documentation for the appliance there was nothing that highlighted how to exclude your outbound email from the filters. We did consider adding all our domains to the Spam whitelist senders … Read entire article »