Tutorial: How to determine which ports Exchange Server is using

Whether you are trying to secure Exchange Server or diagnose a communications problem, it's important to know which ports Exchange is using, and for what. In this tutorial, I explain three different methods for determining which ports are in use.

Requirements: Exchange Server 2003 on Windows Server 2003
(Some of the commands outlined herein will not work in a Windows 2000 environment.)

Tutorial: How to determine which ports Exchange Server is using

 Home: Introduction
 Method 1:

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 Method 2: Netstat
 Method 3: Tasklist

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.

This was first published in September 2006

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