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Cisco Bug: CSCta24271 - 6500 removes switchport access vlan after a dot1x authentication

Last Modified

Jan 28, 2017

Products (1)

  • Cisco Catalyst 6000 Series Switches

Known Affected Releases

12.2(32.8.11)SX235 12.2(33)SXH3a

Description (partial)


switchport access vlan gets removed from the 6500 interface.


An IP Phone or a PC connected authenticates using MAB or dot1x and sometimes the config has the 
switchport access vlan  removed when the IP Phone or client PC has authenticated or attempted it.
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