October 03, 2008, 10:29 AM — Consider your email infrastructure as a position which must deflect daily spammer assaults. As a tactical network commander, you must consider 3 fronts:
1. Insuring an email server only focuses its resources on SMTP related transactions. Under the guise of saving money, it’s a mistake to load add-in spam software. Placing this server on the inside of the fire wall greatly improves performance. Although MS Exchange and Lotus Domino software comes with some spam fighting tools, their strong functional purpose is being in the email routing business. So the email server should be configured solely to perform I/O housekeeping processes related to email send and receive. This keeps the end user complaint noise down to a whisper.
2. Convince management that funding must be allocated for a “dedicated†transparent SMTP proxy server. Placed outside the firewall, this creates a buffer zone between spammers and the email server. Read the rest of this article
