Administrator Guide

Shared LAG State Tracking........................................................................................................................................... 431
Conguring Shared LAG State Tracking................................................................................................................431
Important Points about Shared LAG State Tracking........................................................................................... 433
LACP Basic Conguration Example.............................................................................................................................433
Congure a LAG on ALPHA................................................................................................................................... 433
26 Layer 2.....................................................................................................................................................442
Manage the MAC Address Table................................................................................................................................. 442
Clearing the MAC Address Table........................................................................................................................... 442
Setting the Aging Time for Dynamic Entries........................................................................................................442
Conguring a Static MAC Address........................................................................................................................443
Displaying the MAC Address Table........................................................................................................................ 443
MAC Learning Limit....................................................................................................................................................... 443
Setting the MAC Learning Limit.............................................................................................................................444
mac learning-limit Dynamic.....................................................................................................................................444
mac learning-limit mac-address-sticky................................................................................................................. 444
mac learning-limit station-move............................................................................................................................ 445
mac learning-limit no-station-move...................................................................................................................... 445
Learning Limit Violation Actions.............................................................................................................................445
Setting Station Move Violation Actions................................................................................................................ 446
Recovering from Learning Limit and Station Move Violations........................................................................... 446
Disabling MAC Address Learning on the System.................................................................................................447
NIC Teaming................................................................................................................................................................... 447
Congure Redundant Pairs...........................................................................................................................................448
Important Points about Conguring Redundant Pairs........................................................................................ 450
Far-End Failure Detection..............................................................................................................................................451
FEFD State Changes...............................................................................................................................................452
Conguring FEFD.................................................................................................................................................... 453
Enabling FEFD on an Interface...............................................................................................................................453
Debugging FEFD......................................................................................................................................................454
27 Link Layer Discovery Protocol (LLDP)..................................................................................................... 456
802.1AB (LLDP) Overview............................................................................................................................................456
Protocol Data Units................................................................................................................................................. 456
Optional TLVs................................................................................................................................................................. 457
Management TLVs...................................................................................................................................................457
TIA-1057 (LLDP-MED) Overview................................................................................................................................ 459
TIA Organizationally Specic TLVs........................................................................................................................ 459
Congure LLDP..............................................................................................................................................................463
Related Conguration Tasks...................................................................................................................................463
Important Points to Remember............................................................................................................................. 463
LLDP Compatibility..................................................................................................................................................464
CONFIGURATION versus INTERFACE Congurations............................................................................................ 464
Enabling LLDP................................................................................................................................................................464
Disabling and Undoing LLDP..................................................................................................................................465
Enabling LLDP on Management Ports........................................................................................................................465
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Contents