Article ID: 283291 - View products that this article applies to.
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While you are monitoring an Exchange 2000 Server, you may see messages that remain in the SMTP queue that is bound for local delivery. In addition, the information store process consumes 100 percent CPU usage.
The information store process does not detect cross membership in Security Groups when it is checking security credentials. For example:
To resolve this problem, obtain the latest service pack for Microsoft Exchange 2000 Server. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
301378The English version of this fix should have the following file attributes or later:
(http://support.microsoft.com/kb/301378/EN-US/ )XGEN: How to Obtain the Latest Exchange 2000 Server Service Pack
Component: Information Store
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You can work around this problem by removing cross membership in security groups.
Microsoft has confirmed that this is a problem in Microsoft Exchange 2000 Server. This problem was first corrected in Microsoft Exchange 2000 Server Service Pack 1.