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How to use ISA Server as an SMTP filter

23 Aug 2005 | SearchExchange.com

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No sane administrator would ever run Microsoft Exchange Server without virus and spam protection -- but there are 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.

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[IMAGE]Step-by-Step Guide: How to use ISA Server as an SMTP filter
[IMAGE]
[IMAGE] Home: Introduction
[IMAGE] Step 1: Installing the SMTP service
[IMAGE] Step 2: Configuring Internet Information Server
[IMAGE] Step 3: Installing ISA Server 2004
[IMAGE] Step 4: Creating an SMTP publishing rule
[IMAGE] Step 5: Creating a DNS publishing rule
[IMAGE] Step 6: ...


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RELATED GLOSSARY TERMS
Terms from Whatis.com − the technology online dictionary
backscatter spam  (SearchExchange.com)
greylist  (SearchExchange.com)
image spam  (SearchExchange.com)
KnujOn  (SearchExchange.com)
Sender ID  (SearchExchange.com)
spam confidence level  (SearchExchange.com)
spamblock  (SearchExchange.com)
spim  (SearchExchange.com)
tarpitting  (SearchExchange.com)
Vouch by Reference (VBR)  (SearchExchange.com)

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Configuring the message screener
[IMAGE] Step 7: Changing your DNS server's MX record

ABOUT THE AUTHOR:   

[IMAGE]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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