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Cisco Bug: CSCut48080 - dot1x-mab endless loop Telepresence endpoints

Last Modified

Sep 07, 2015

Products (93)

  • Cisco IOS
  • Cisco Catalyst 3560X-48P-S Switch
  • Cisco Catalyst 3560CG-8TC-S Compact Switch
  • Cisco Catalyst 2960C-12PC-L Switch
  • Cisco Catalyst 2960C-8TC-S Switch
  • Cisco Catalyst 3560X-48U-S Switch
  • Cisco Catalyst 3560X-48T-E Switch
  • Cisco Catalyst 2960S-F48FPS-L Switch
  • Cisco Catalyst 2960S-24PD-L Switch
  • Cisco Catalyst 2960S-48LPS-L Switch
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Known Affected Releases

15.2(1)E

Description (partial)

Symptom:
Endless authentication loop with MAB and dot1x, consuming resources on the switch
Switch sends EAP fail to endpoint even when it received Access-Accept from RADIUS server.
Happens for Tandberg Edge 95MXP and Tandberg 880MXP endpoints.

Conditions:
C3650 03.06.00E and 03.06.03E
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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