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Cisco Bug: CSCus46086 - Dot1x/Mab re-authentication Success with "Status: Unauthorized"

Last Modified

Feb 12, 2018

Products (1)

  • Cisco Catalyst 4500 Series Switches

Known Affected Releases

3.6(0) 3.7(0)

Description (partial)

Symptom:
The interface is configured for Dot1x/MAC Address Bypass (MAB) authentication. When the interface goes through re-authentication because of a 
session timeout it was possible that the Dot1x/MAB re-authentication could be completed with success but the main authentication status would be 
unauthorized.

Conditions:
The C4500 interface is configured for Dot1x/MAC Address Bypass (MAB) authentication.
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