Leaks from One Level to Another.............................................................................................. 556
Sample Configurations..................................................................................................................... 557
28 Link Aggregation Control Protocol (LACP)...............................................560
Introduction to Dynamic LAGs and LACP....................................................................................... 560
Important Points to Remember................................................................................................. 560
LACP Modes................................................................................................................................ 561
Configuring LACP Commands................................................................................................... 561
LACP Configuration Tasks................................................................................................................562
Creating a LAG............................................................................................................................ 562
Configuring the LAG Interfaces as Dynamic..............................................................................563
Setting the LACP Long Timeout.................................................................................................563
Monitoring and Debugging LACP.............................................................................................. 564
Shared LAG State Tracking...............................................................................................................564
Configuring Shared LAG State Tracking.....................................................................................565
Important Points about Shared LAG State Tracking..................................................................566
LACP Basic Configuration Example................................................................................................. 567
Configure a LAG on ALPHA........................................................................................................ 567
29 Layer 2.............................................................................................................. 575
Manage the MAC Address Table.......................................................................................................575
Clearing the MAC Address Table................................................................................................ 575
Setting the Aging Time for Dynamic Entries.............................................................................. 575
Configuring a Static MAC Address..............................................................................................576
Displaying the MAC Address Table.............................................................................................576
MAC Learning Limit...........................................................................................................................576
Setting the MAC Learning Limit.................................................................................................. 577
mac learning-limit Dynamic....................................................................................................... 577
mac learning-limit mac-address-sticky.....................................................................................578
mac learning-limit station-move............................................................................................... 578
mac learning-limit no-station-move......................................................................................... 578
Learning Limit Violation Actions.................................................................................................579
Setting Station Move Violation Actions...................................................................................... 579
Recovering from Learning Limit and Station Move Violations................................................. 580
NIC Teaming.....................................................................................................................................580
Configure Redundant Pairs.............................................................................................................. 582
Important Points about Configuring Redundant Pairs..............................................................583
Far-End Failure Detection................................................................................................................ 585
FEFD State Changes....................................................................................................................585
Configuring FEFD........................................................................................................................587
Enabling FEFD on an Interface................................................................................................... 587
Debugging FEFD......................................................................................................................... 588
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