Microsoft KB Archive/260167

= XCON: Message Transfer Agent Stops Communicating with Other Message Transfer Agents in the Same Site =

Article ID: 260167

Article Last Modified on 10/26/2006

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APPLIES TO


 * Microsoft Exchange Server 5.5 Standard Edition

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This article was previously published under Q260167





SYMPTOMS
The Exchange Server message transfer agent (MTA) may stop communicating with other MTAs on servers in the same site.



CAUSE
This issue can occur if the MTA experiences a large number of connection failures over an extended period of time and loses connection resources that are necessary to connect to other MTAs in the site.



RESOLUTION
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:

191014 XGEN: How to Obtain the latest Exchange Server 5.5 Service Pack



WORKAROUND
To work around this issue, restart the MTA to reset any connection resources and enable the MTA to communicate with other MTAs in the same site.



STATUS
Microsoft has confirmed that this is a problem in Microsoft Exchange version 5.5. This problem was first corrected in Exchange Server 5.5 Service Pack 4.



MORE INFORMATION
This issue does not cause any loss of communication between servers in different sites by using any connector (Site, X.400, SMTP, and so on).

Keywords: kbbug kbexchange550presp4fix kbexchange550sp4fix kbfix kbqfe KB260167

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