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An Outlook Anywhere client continually uses the wrong credentials every time that it tries to authenticate itself on an Exchange server after you install ISA Server 2006 Service Pack 1
Article ID: 956192 - View products that this article applies to.
Consider the following scenario:
This problem occurs because of an issue in ISA Server 2006 SP1. When wrong credentials are used, ISA Server 2006 should return a 401 response that contains a WWW-Authenticate header. However, ISA Server 2006 incorrectly returns a 502 response.
To resolve this problem, apply the hotfix rollup package that is described in the following Microsoft Knowledge Base article:
(http://support.microsoft.com/kb/956269/ )Description of the ISA Server 2006 hotfix package: July 28, 2008
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/824684/ )Description of the standard terminology that is used to describe Microsoft software updates
Article ID: 956192 - Last Review: September 9, 2008 - Revision: 1.0