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Outgoing messages from your SMTP server are not delivered. When this problem occurs, a non delivery report (NDR) may not be relayed to the sender, and the message may appear to have been lost.
This problem may occur when the receiving server is configured in such a way that the SMTP server cannot successfully negotiate after a Secure Sockets Layer (SSL) connection to SendMail is established.
A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem.
If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, submit a request to Microsoft Customer Service and Support to obtain the hotfix.
Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:
Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.The English version of this fix 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 ------------------------------------------------------- 25-Nov-2002 12:53 5.0.2195.6120 321,808 Aqueue.dll 25-Nov-2002 12:53 5.0.2195.6120 66,832 Mailmsg.dll 25-Nov-2002 12:53 5.0.2195.6120 38,160 Ntfsdrv.dll 25-Nov-2002 12:53 5.0.2195.6139 441,616 Smtpsvc.dll
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.
For additional information about how to obtain a hotfix for Windows 2000 Datacenter Server, click the following article number to view the article in the Microsoft Knowledge Base:
265173 The Datacenter Program and Windows 2000 Datacenter Server Product