Setup Guide

Table Of Contents
Chapter 24: Link Aggregation Control Protocol (LACP)............................................................. 407
Introduction to Dynamic LAGs and LACP................................................................................................................. 407
Important Points to Remember............................................................................................................................. 407
LACP Modes.............................................................................................................................................................. 408
Configuring LACP Commands............................................................................................................................... 408
LACP Configuration Tasks............................................................................................................................................408
Creating a LAG.......................................................................................................................................................... 409
Configuring the LAG Interfaces as Dynamic...................................................................................................... 409
Setting the LACP Long Timeout........................................................................................................................... 409
Monitoring and Debugging LACP...........................................................................................................................410
Shared LAG State Tracking.......................................................................................................................................... 410
Configuring Shared LAG State Tracking...............................................................................................................411
Important Points about Shared LAG State Tracking........................................................................................ 412
LACP Basic Configuration Example.............................................................................................................................413
Configure a LAG on ALPHA.....................................................................................................................................413
Chapter 25: Layer 2................................................................................................................... 421
Manage the MAC Address Table................................................................................................................................. 421
Clearing the MAC Address Table........................................................................................................................... 421
Setting the Aging Time for Dynamic Entries.......................................................................................................421
Configuring a Static MAC Address....................................................................................................................... 422
Displaying the MAC Address Table.......................................................................................................................422
MAC Learning Limit........................................................................................................................................................ 422
Setting the MAC Learning Limit............................................................................................................................ 423
mac learning-limit Dynamic..................................................................................................................................... 423
mac learning-limit mac-address-sticky................................................................................................................ 423
mac learning-limit station-move............................................................................................................................ 423
mac learning-limit no-station-move......................................................................................................................424
Learning Limit Violation Actions............................................................................................................................ 424
Setting Station Move Violation Actions...............................................................................................................424
Recovering from Learning Limit and Station Move Violations.......................................................................425
Disabling MAC Address Learning on the System.............................................................................................. 425
Enabling port security.............................................................................................................................................. 425
NIC Teaming.....................................................................................................................................................................426
Configure Redundant Pairs...........................................................................................................................................427
Far-End Failure Detection.............................................................................................................................................430
FEFD State Changes................................................................................................................................................430
Configuring FEFD.......................................................................................................................................................431
Enabling FEFD on an Interface.............................................................................................................................. 432
Debugging FEFD........................................................................................................................................................433
Chapter 26: Link Layer Discovery Protocol (LLDP).................................................................... 434
802.1AB (LLDP) Overview............................................................................................................................................434
Protocol Data Units.................................................................................................................................................. 434
Optional TLVs.................................................................................................................................................................. 436
Management TLVs....................................................................................................................................................436
TIA-1057 (LLDP-MED) Overview................................................................................................................................437
TIA Organizationally Specific TLVs....................................................................................................................... 438
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Contents