Users Guide

Maximum Values in the Routing Table.................................................................................................................465
Change the IS-IS Metric Style in One Level Only............................................................................................. 465
Leaks from One Level to Another.........................................................................................................................466
Sample Configurations...................................................................................................................................................467
Chapter 25: Link Aggregation Control Protocol (LACP)............................................................. 470
Introduction to Dynamic LAGs and LACP................................................................................................................. 470
Important Points to Remember............................................................................................................................. 470
LACP Modes................................................................................................................................................................471
Configuring LACP Commands.................................................................................................................................471
LACP Configuration Tasks.............................................................................................................................................471
Creating a LAG...........................................................................................................................................................472
Configuring the LAG Interfaces as Dynamic.......................................................................................................472
Setting the LACP Long Timeout............................................................................................................................473
Monitoring and Debugging LACP.......................................................................................................................... 473
Shared LAG State Tracking.......................................................................................................................................... 473
Configuring Shared LAG State Tracking............................................................................................................. 474
Important Points about Shared LAG State Tracking........................................................................................475
LACP Basic Configuration Example............................................................................................................................476
Configure a LAG on ALPHA....................................................................................................................................476
Chapter 26: Layer 2................................................................................................................... 484
Manage the MAC Address Table.................................................................................................................................484
Clearing the MAC Address Table.......................................................................................................................... 484
Setting the Aging Time for Dynamic Entries...................................................................................................... 484
Configuring a Static MAC Address.......................................................................................................................485
Displaying the MAC Address Table.......................................................................................................................485
MAC Learning Limit........................................................................................................................................................485
Setting the MAC Learning Limit............................................................................................................................ 486
mac learning-limit Dynamic.....................................................................................................................................486
mac learning-limit mac-address-sticky................................................................................................................ 486
mac learning-limit station-move............................................................................................................................ 487
mac learning-limit no-station-move......................................................................................................................487
Learning Limit Violation Actions.............................................................................................................................487
Setting Station Move Violation Actions...............................................................................................................487
Recovering from Learning Limit and Station Move Violations.......................................................................488
Disabling MAC Address Learning on the System.................................................................................................... 488
Enabling port security.................................................................................................................................................... 489
NIC Teaming.....................................................................................................................................................................489
Configure Redundant Pairs.......................................................................................................................................... 490
Far-End Failure Detection.............................................................................................................................................493
FEFD State Changes................................................................................................................................................493
Configuring FEFD......................................................................................................................................................494
Enabling FEFD on an Interface.............................................................................................................................. 495
Debugging FEFD........................................................................................................................................................496
Chapter 27: Link Layer Discovery Protocol (LLDP).....................................................................497
802.1AB (LLDP) Overview............................................................................................................................................497
Protocol Data Units.................................................................................................................................................. 497
Contents
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