Deployment Guide

Leaks from One Level to Another......................................................................................................................... 464
Sample Configurations...................................................................................................................................................464
Chapter 24: Link Aggregation Control Protocol (LACP)............................................................. 467
Introduction to Dynamic LAGs and LACP................................................................................................................. 467
Important Points to Remember............................................................................................................................. 467
LACP Modes...............................................................................................................................................................468
Configuring LACP Commands................................................................................................................................468
LACP Configuration Tasks............................................................................................................................................468
Creating a LAG.......................................................................................................................................................... 469
Configuring the LAG Interfaces as Dynamic...................................................................................................... 469
Setting the LACP Long Timeout........................................................................................................................... 470
Monitoring and Debugging LACP.......................................................................................................................... 470
Shared LAG State Tracking..........................................................................................................................................470
Configuring Shared LAG State Tracking.............................................................................................................. 471
Important Points about Shared LAG State Tracking........................................................................................472
LACP Basic Configuration Example............................................................................................................................473
Configure a LAG on ALPHA....................................................................................................................................473
Chapter 25: Layer 2................................................................................................................... 481
Manage the MAC Address Table................................................................................................................................. 481
Clearing the MAC Address Table........................................................................................................................... 481
Setting the Aging Time for Dynamic Entries.......................................................................................................481
Configuring a Static MAC Address.......................................................................................................................482
Displaying the MAC Address Table.......................................................................................................................482
MAC Learning Limit........................................................................................................................................................482
Setting the MAC Learning Limit............................................................................................................................ 483
mac learning-limit Dynamic..................................................................................................................................... 483
mac learning-limit mac-address-sticky................................................................................................................ 483
mac learning-limit station-move............................................................................................................................ 483
mac learning-limit no-station-move......................................................................................................................484
Learning Limit Violation Actions............................................................................................................................ 484
Setting Station Move Violation Actions...............................................................................................................484
Recovering from Learning Limit and Station Move Violations.......................................................................485
Disabling MAC Address Learning on the System.............................................................................................. 485
Enabling port security.............................................................................................................................................. 485
NIC Teaming.....................................................................................................................................................................486
Configure Redundant Pairs...........................................................................................................................................487
Far-End Failure Detection.............................................................................................................................................490
FEFD State Changes.................................................................................................................................................491
Configuring FEFD.......................................................................................................................................................491
Enabling FEFD on an Interface.............................................................................................................................. 492
Debugging FEFD........................................................................................................................................................493
Chapter 26: Link Layer Discovery Protocol (LLDP).................................................................... 495
802.1AB (LLDP) Overview............................................................................................................................................495
Protocol Data Units.................................................................................................................................................. 495
Optional TLVs...................................................................................................................................................................497
Management TLVs....................................................................................................................................................497
Contents
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