No sane administrator would ever run Microsoft Exchange Server without virus and spam protection -- but there are...
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steps you can take to keep your antivirus and antispam applications from having to work so hard.
By directing your inbound SMTP traffic to a Microsoft Internet Security and Acceleration (ISA) Server first, you can nab certain types of malicious messages and reduce the overall volume of SMTP mail that your Exchange server must process.
Step-by-Step Guide: How to use ISA Server as an SMTP filter
Step 1: Installing the SMTP service
Step 2: Configuring Internet Information Server
Step 3: Installing ISA Server 2004
Step 4: Creating an SMTP publishing rule
Step 5: Creating a DNS publishing rule
Step 6: Configuring the message screener
Step 7: Changing your DNS server's MX record
|ABOUT THE AUTHOR:|
| Brien M. Posey, MCSE
Brien is a Microsoft Most Valuable Professional for his work with Windows 2000 Server and IIS. He has served as CIO for a nationwide chain of hospitals and was once in charge of IT security for Fort Knox. As a freelance technical writer, he has written for Microsoft, TechTarget, CNET, ZDNet, MSD2D, Relevant Technologies and other technology companies.
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