This article was previously published under Q309208
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After you rename an administrative group, the Exchange 2000 message transfer agent (MTA) may stop responding.
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 theMicrosoft Knowledge Base:
301378 XGEN: How to Obtain the Latest Exchange 2000 Server Service Pack
To work around this problem, restart all of the MTA bridgehead servers in the renamed administrative group, both locally and remotely (the hosts to which the MTAs connect).
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 2.