Users Guide

29 Layer 2...................................................................................................................... 485
Manage the MAC Address Table.................................................................................................................................... 485
Clearing the MAC Address Table.............................................................................................................................. 485
Setting the Aging Time for Dynamic Entries.............................................................................................................485
Conguring a Static MAC Address...........................................................................................................................485
Displaying the MAC Address Table........................................................................................................................... 486
MAC Learning Limit........................................................................................................................................................486
Setting the MAC Learning Limit............................................................................................................................... 487
mac learning-limit Dynamic.......................................................................................................................................487
mac learning-limit mac-address-sticky..................................................................................................................... 487
mac learning-limit station-move................................................................................................................................487
mac learning-limit no-station-move..........................................................................................................................488
Learning Limit Violation Actions................................................................................................................................488
Setting Station Move Violation Actions.................................................................................................................... 488
Recovering from Learning Limit and Station Move Violations...................................................................................489
NIC Teaming.................................................................................................................................................................. 489
Congure Redundant Pairs............................................................................................................................................ 490
Important Points about Conguring Redundant Pairs...............................................................................................492
Far-End Failure Detection...............................................................................................................................................493
FEFD State Changes................................................................................................................................................494
Conguring FEFD.....................................................................................................................................................494
Enabling FEFD on an Interface.................................................................................................................................495
Debugging FEFD......................................................................................................................................................496
30 Link Layer Discovery Protocol (LLDP).......................................................................498
802.1AB (LLDP) Overview............................................................................................................................................. 498
Protocol Data Units..................................................................................................................................................498
Optional TLVs.................................................................................................................................................................499
Management TLVs...................................................................................................................................................499
TIA-1057 (LLDP-MED) Overview....................................................................................................................................501
TIA Organizationally Specic TLVs............................................................................................................................501
Congure LLDP............................................................................................................................................................. 505
Related Conguration Tasks.....................................................................................................................................505
Important Points to Remember................................................................................................................................505
LLDP Compatibility.................................................................................................................................................. 505
CONFIGURATION versus INTERFACE Congurations.................................................................................................. 505
Enabling LLDP............................................................................................................................................................... 506
Disabling and Undoing LLDP.................................................................................................................................... 506
Enabling LLDP on Management Ports........................................................................................................................... 506
Disabling and Undoing LLDP on Management Ports................................................................................................ 507
Advertising TLVs............................................................................................................................................................ 507
Viewing the LLDP Conguration.................................................................................................................................... 508
Viewing Information Advertised by Adjacent LLDP Agents............................................................................................ 509
Conguring LLDPDU Intervals....................................................................................................................................... 509
Conguring Transmit and Receive Mode.........................................................................................................................510
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