Users Guide

24 Link Aggregation Control Protocol (LACP).............................................................................................. 392
Introduction to Dynamic LAGs and LACP.................................................................................................................. 392
Important Points to Remember............................................................................................................................. 392
LACP Modes............................................................................................................................................................ 393
Conguring LACP Commands............................................................................................................................... 393
LACP Conguration Tasks............................................................................................................................................394
Creating a LAG.........................................................................................................................................................394
Conguring the LAG Interfaces as Dynamic........................................................................................................ 394
Setting the LACP Long Timeout........................................................................................................................... 395
Monitoring and Debugging LACP..........................................................................................................................395
Shared LAG State Tracking.......................................................................................................................................... 396
Conguring Shared LAG State Tracking...............................................................................................................396
Important Points about Shared LAG State Tracking........................................................................................... 397
LACP Basic Conguration Example............................................................................................................................ 398
Congure a LAG on ALPHA................................................................................................................................... 398
25 Layer 2.....................................................................................................................................................407
Manage the MAC Address Table................................................................................................................................. 407
Clearing the MAC Address Table........................................................................................................................... 407
Setting the Aging Time for Dynamic Entries........................................................................................................ 407
Conguring a Static MAC Address........................................................................................................................408
Displaying the MAC Address Table........................................................................................................................ 408
MAC Learning Limit.......................................................................................................................................................408
Setting the MAC Learning Limit............................................................................................................................ 409
mac learning-limit Dynamic.................................................................................................................................... 409
mac learning-limit mac-address-sticky................................................................................................................. 409
mac learning-limit station-move............................................................................................................................. 410
mac learning-limit no-station-move....................................................................................................................... 410
Learning Limit Violation Actions..............................................................................................................................410
Setting Station Move Violation Actions.................................................................................................................410
Recovering from Learning Limit and Station Move Violations.............................................................................411
Disabling MAC Address Learning on the System.................................................................................................. 411
NIC Teaming....................................................................................................................................................................412
Congure Redundant Pairs........................................................................................................................................... 413
Important Points about Conguring Redundant Pairs......................................................................................... 414
Far-End Failure Detection..............................................................................................................................................416
FEFD State Changes................................................................................................................................................416
Conguring FEFD..................................................................................................................................................... 417
Enabling FEFD on an Interface............................................................................................................................... 418
Debugging FEFD.......................................................................................................................................................419
26 Link Layer Discovery Protocol (LLDP)...................................................................................................... 421
802.1AB (LLDP) Overview.............................................................................................................................................421
Protocol Data Units.................................................................................................................................................. 421
Optional TLVs................................................................................................................................................................. 422
Management TLVs...................................................................................................................................................422
Contents
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