Microsoft KB Archive/320432

= XIMS: Third-Party IMAP Clients May Stop Responding When They Retrieve Messages from Exchange 2000 Server =

Article ID: 320432

Article Last Modified on 10/27/2006

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APPLIES TO


 * Microsoft Exchange 2000 Server Standard Edition
 * Microsoft Exchange 2000 Enterprise Server

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This article was previously published under Q320432



SYMPTOMS
Third-party IMAP4 clients may stop responding (hang) when you use Secure Sockets Layer (SSL) to Microsoft Exchange 2000 Server.



CAUSE
Buffers on the transport stack are not being flushed fully in cases where IMAP clients do not provide Exchange 2000 with NOOP commands.



RESOLUTION
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:

301378 XGEN: How to Obtain the Latest Exchange 2000 Server Service Pack

The English version of this hotfix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.

Date        Time   Version        Size        File name - 16-May-2002 01:57  2.0.92.6       16,875,520  Q320432enui386.exe

Note Because of file dependencies, this update requires Microsoft Exchange 2000 Server Service Pack 2.



WORKAROUND
To work around this problem, disable Secure Sockets Layer (SSL).



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section of this article. This problem was first corrected in Microsoft Exchange 2000 Server Service Pack 3.

Keywords: kbhotfixserver kbqfe kbbug kbexchange2000presp3fix kbexchange2000sp3fix kbfix KB320432

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