Article ID: 2432099 - View products that this article applies to.
Consider the following scenario:
This issue occurs because the result of a DNS query against an A record does not match the corresponding settings on the OCS front-end server.
To fix this problem, install the following cumulative update:
(http://support.microsoft.com/kb/2433228/ )Description of the update for the Live Meeting Conferencing Add-in for Outlook: November 2010
To work around this issue, use one of the following methods:
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.