Microsoft KB Archive/186344

= XCON: Exchange Routes Messages Over X.400 Connector When It Should NDR Them Locally =

Article ID: 186344

Article Last Modified on 10/28/2006

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APPLIES TO


 * Microsoft Exchange Server 5.0 Standard Edition
 * Microsoft Exchange Server 5.5 Standard Edition

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This article was previously published under Q186344





SYMPTOMS
The Microsoft Exchange message transfer agent (MTA) may route messages over an X.400 Connector when it should create a non-delivery report (NDR) locally. This may cause additional network traffic and also incorrect, delayed NDRs.



STATUS
Microsoft has confirmed this to be a problem in Microsoft Exchange Server version 5.0.

A supported fix is now available, but has not been fully regression-tested and should be applied only to systems experiencing this specific problem. Unless you are severely impacted by this specific problem, Microsoft recommends that you wait for the next Service Pack that contains this fix. Contact Microsoft Technical Support for more information.

Microsoft has confirmed this to be a problem in Microsoft Exchange Server version 5.5. This problem has been corrected in the latest U.S. service pack for Microsoft Exchange Server version 5.5. For information on obtaining the service pack, query on the following word in the Microsoft Knowledge Base (without the spaces):

S E R V P A C K

Keywords: kbqfe kbhotfixserver kbbug kbfix KB186344

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