Article ID: 195084 - View products that this article applies to.
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If you install the Simple Mail Transfer Protocol (SMTP) service on a computer running Microsoft Windows NT Server 4.0 Service Pack 3, and then install a new certificate, you may be unable to send messages that require Secure Sockets Layer (SSL) authentication through the SMTP service.
To resolve this problem, obtain the latest service pack for Windows NT 4.0 or Windows NT Server 4.0, Terminal Server Edition. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/152734/EN-US/ )How to Obtain the Latest Windows NT 4.0 Service Pack
Microsoft has confirmed this to be a problem in Microsoft Commercial Internet System version 2.0. This problem was first corrected in Windows NT 4.0 Service Pack 4.0 and Windows NT Server 4.0, Terminal Server Edition Service Pack 4.
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