Users Guide

Shared LAG State Tracking.......................................................................................................................................... 428
Conguring Shared LAG State Tracking............................................................................................................... 428
Important Points about Shared LAG State Tracking...........................................................................................430
LACP Basic Conguration Example............................................................................................................................ 430
Congure a LAG on ALPHA................................................................................................................................... 430
26 Layer 2.....................................................................................................................................................439
Manage the MAC Address Table................................................................................................................................. 439
Clearing the MAC Address Table........................................................................................................................... 439
Setting the Aging Time for Dynamic Entries........................................................................................................439
Conguring a Static MAC Address........................................................................................................................440
Displaying the MAC Address Table........................................................................................................................ 440
MAC Learning Limit.......................................................................................................................................................440
Setting the MAC Learning Limit............................................................................................................................. 441
mac learning-limit Dynamic..................................................................................................................................... 441
mac learning-limit mac-address-sticky.................................................................................................................. 441
mac learning-limit station-move.............................................................................................................................442
mac learning-limit no-station-move.......................................................................................................................442
Learning Limit Violation Actions............................................................................................................................. 442
Setting Station Move Violation Actions................................................................................................................ 443
Recovering from Learning Limit and Station Move Violations........................................................................... 443
Disabling MAC Address Learning on the System.................................................................................................444
NIC Teaming................................................................................................................................................................... 444
Congure Redundant Pairs...........................................................................................................................................445
Important Points about Conguring Redundant Pairs.........................................................................................447
Far-End Failure Detection............................................................................................................................................. 448
FEFD State Changes...............................................................................................................................................449
Conguring FEFD.................................................................................................................................................... 450
Enabling FEFD on an Interface.............................................................................................................................. 450
Debugging FEFD.......................................................................................................................................................451
27 Link Layer Discovery Protocol (LLDP)......................................................................................................453
802.1AB (LLDP) Overview............................................................................................................................................453
Protocol Data Units................................................................................................................................................. 453
Optional TLVs................................................................................................................................................................. 454
Management TLVs.................................................................................................................................................. 454
TIA-1057 (LLDP-MED) Overview................................................................................................................................ 456
TIA Organizationally Specic TLVs........................................................................................................................456
Congure LLDP............................................................................................................................................................. 460
Related Conguration Tasks...................................................................................................................................460
Important Points to Remember............................................................................................................................. 460
LLDP Compatibility...................................................................................................................................................461
CONFIGURATION versus INTERFACE Congurations.............................................................................................461
Enabling LLDP.................................................................................................................................................................461
Disabling and Undoing LLDP.................................................................................................................................. 462
Enabling LLDP on Management Ports........................................................................................................................462
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Contents