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Authentication request become stale in NAC after installation of Microsoft patch kb3172605 or kb3172614

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TitleAuthentication request become stale in NAC after installation of Microsoft patch kb3172605 or kb3172614
Symptoms
Customer gets reject for users who have installed kb3172605 patch from Microsoft OS.
Customer gets authentication becomes stale requests from clients. The clients have the above patch installed.
Environment
  • NAC
  • Control
  • Extreme Management Center
Cause
Currently under investigation, but the 802.1x protocol handshake gets broken after the installation.
Resolution
removal of kb3172605 from the end system or other - notes below.



 
Additional notes
Microsoft Patch KB3172605 is for Win 7 & Server 2008
Microsoft Patch KB3172614 for Win 8 & Server 2012 (as in KCS 000011568)

To Check on the host end system
Control Panel->Programs and Features->View Installed Updates
Look for the KB above as being installed. as a workaround uninstall that KB on host and test.

 

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