Users Guide

Important Points to Remember..............................................................................................................................444
LACP Modes............................................................................................................................................................ 445
Conguring LACP Commands...............................................................................................................................445
LACP Conguration Tasks............................................................................................................................................ 446
Creating a LAG.........................................................................................................................................................446
Conguring the LAG Interfaces as Dynamic........................................................................................................ 446
Setting the LACP Long Timeout............................................................................................................................447
Monitoring and Debugging LACP.......................................................................................................................... 447
Shared LAG State Tracking.......................................................................................................................................... 448
Conguring Shared LAG State Tracking............................................................................................................... 448
Important Points about Shared LAG State Tracking...........................................................................................450
LACP Basic Conguration Example............................................................................................................................ 450
Congure a LAG on ALPHA................................................................................................................................... 450
25 Layer 2.................................................................................................................................................... 459
Manage the MAC Address Table................................................................................................................................. 459
Clearing the MAC Address Table........................................................................................................................... 459
Setting the Aging Time for Dynamic Entries........................................................................................................459
Conguring a Static MAC Address........................................................................................................................460
Displaying the MAC Address Table........................................................................................................................460
MAC Learning Limit.......................................................................................................................................................460
Setting the MAC Learning Limit............................................................................................................................. 461
mac learning-limit Dynamic..................................................................................................................................... 461
mac learning-limit mac-address-sticky.................................................................................................................. 461
mac learning-limit station-move............................................................................................................................ 462
mac learning-limit no-station-move.......................................................................................................................462
Learning Limit Violation Actions.............................................................................................................................462
Setting Station Move Violation Actions................................................................................................................ 463
Recovering from Learning Limit and Station Move Violations........................................................................... 463
Disabling MAC Address Learning on the System.................................................................................................464
NIC Teaming................................................................................................................................................................... 464
Congure Redundant Pairs.......................................................................................................................................... 465
Important Points about Conguring Redundant Pairs.........................................................................................467
Far-End Failure Detection.............................................................................................................................................468
FEFD State Changes...............................................................................................................................................469
Conguring FEFD.................................................................................................................................................... 470
Enabling FEFD on an Interface...............................................................................................................................470
Debugging FEFD.......................................................................................................................................................471
26 Link Layer Discovery Protocol (LLDP)......................................................................................................473
802.1AB (LLDP) Overview............................................................................................................................................473
Protocol Data Units..................................................................................................................................................473
Optional TLVs................................................................................................................................................................. 474
Management TLVs...................................................................................................................................................474
TIA-1057 (LLDP-MED) Overview.................................................................................................................................476
TIA Organizationally Specic TLVs........................................................................................................................ 476
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Contents