Article ID: 265508 - View products that this article applies to.
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The message transfer agent (MTA) instance may not be displayed in Microsoft Windows NT Performance Monitor on a Terminal Services client.
This issue can occur because the performance counter for the Exchange Server MTA was not assumed to be shared with Terminal Services.
To resolve this problem, obtain the latest service pack for Exchange Server 5.5. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/191014/EN-US/ )XGEN: How to Obtain the latest Exchange Server 5.5 Service Pack
Microsoft has confirmed that this is a problem in Microsoft Exchange Server version 5.5. This problem was first corrected in Exchange Server 5.5 Service Pack 4.
Article ID: 265508 - Last Review: October 20, 2013 - Revision: 3.1