Article ID: 941870 - View products that this article applies to.
Consider the following scenario:
This problem occurs because ISA Server incorrectly interprets the maximum port number from the registry.
To resolve this problem, apply the hotfix that is described in the Microsoft Knowledge Base article 945821. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/945821/ )Description of the ISA Server 2006 hotfix package: December 5, 2007
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.