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LPC Bus Quality Degradation......................................................................................................................................... 82
LBQA (LPC Bus Quality Analyzer) Failure Detection mode..................................................................................83
Restoring the Factory Default Settings.........................................................................................................................83
Important Points to Remember................................................................................................................................83
Restoring Factory Default Environment Variables................................................................................................. 84
Reloading the system...................................................................................................................................................... 85
Viewing the Reason for Last System Reboot.............................................................................................................. 86
5 802.1X..........................................................................................................................................................87
Port-Authentication Process..........................................................................................................................................89
EAP over RADIUS......................................................................................................................................................90
Conguring 802.1X...........................................................................................................................................................90
Related Conguration Tasks..................................................................................................................................... 90
Important Points to Remember...................................................................................................................................... 91
Enabling 802.1X................................................................................................................................................................. 91
Conguring dot1x Prole ................................................................................................................................................92
Conguring MAC addresses for a do1x Prole.............................................................................................................93
Conguring the Static MAB and MAB Prole .............................................................................................................93
Conguring Critical VLAN ..............................................................................................................................................94
Conguring Request Identity Re-Transmissions...........................................................................................................95
Conguring a Quiet Period after a Failed Authentication..................................................................................... 95
Conguring a Quiet Period after a Failed Authentication........................................................................................... 96
Forcibly Authorizing or Unauthorizing a Port................................................................................................................97
Re-Authenticating a Port................................................................................................................................................98
Conguring Dynamic VLAN Assignment with Port Authentication.......................................................................... 99
Guest and Authentication-Fail VLANs.........................................................................................................................100
Conguring a Guest VLAN......................................................................................................................................100
Conguring an Authentication-Fail VLAN............................................................................................................. 100
Conguring Timeouts............................................................................................................................................... 101
Multi-Host Authentication.............................................................................................................................................102
Conguring Multi-Host AuthenticationConguring Single-Host Authentication............................................. 104
Multi-Supplicant Authentication...................................................................................................................................105
Conguring Multi-Supplicant AuthenticationRestricting Multi-Supplicant Authentication............................ 105
MAC Authentication Bypass.........................................................................................................................................106
MAB in Single-host and Multi-Host Mode............................................................................................................ 107
MAB in Multi-Supplicant Authentication Mode.................................................................................................... 107
Conguring MAC Authentication Bypass.............................................................................................................. 107
Dynamic CoS with 802.1X............................................................................................................................................. 108
6 Access Control List (ACL) VLAN Groups and Content Addressable Memory (CAM)...................................110
Optimizing CAM Utilization During the Attachment of ACLs to VLANs..................................................................110
Guidelines for Conguring ACL VLAN Groups.............................................................................................................111
Conguring ACL VLAN Groups and Conguring FP Blocks for VLAN Parameters................................................ 111
Conguring ACL VLAN Groups................................................................................................................................111
Conguring FP Blocks for VLAN Parameters........................................................................................................112
Viewing CAM Usage....................................................................................................................................................... 113
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