Administrator Guide

Setting the Aging Time for Dynamic Entries........................................................................................................ 437
Conguring a Static MAC Address........................................................................................................................438
Displaying the MAC Address Table........................................................................................................................ 438
MAC Learning Limit....................................................................................................................................................... 438
Setting the MAC Learning Limit............................................................................................................................ 439
mac learning-limit Dynamic.....................................................................................................................................439
mac learning-limit mac-address-sticky................................................................................................................. 439
mac learning-limit station-move............................................................................................................................ 440
mac learning-limit no-station-move...................................................................................................................... 440
Learning Limit Violation Actions.............................................................................................................................440
Setting Station Move Violation Actions................................................................................................................. 441
Recovering from Learning Limit and Station Move Violations............................................................................441
Disabling MAC Address Learning on the System.................................................................................................442
NIC Teaming................................................................................................................................................................... 442
Congure Redundant Pairs...........................................................................................................................................443
Important Points about Conguring Redundant Pairs........................................................................................ 445
Far-End Failure Detection.............................................................................................................................................446
FEFD State Changes...............................................................................................................................................447
Conguring FEFD.................................................................................................................................................... 448
Enabling FEFD on an Interface...............................................................................................................................448
Debugging FEFD......................................................................................................................................................449
26 Link Layer Discovery Protocol (LLDP)...................................................................................................... 451
802.1AB (LLDP) Overview.............................................................................................................................................451
Protocol Data Units.................................................................................................................................................. 451
Optional TLVs................................................................................................................................................................. 452
Management TLVs.................................................................................................................................................. 452
TIA-1057 (LLDP-MED) Overview................................................................................................................................ 454
TIA Organizationally Specic TLVs........................................................................................................................ 454
Congure LLDP............................................................................................................................................................. 458
Related Conguration Tasks...................................................................................................................................458
Important Points to Remember............................................................................................................................. 458
LLDP Compatibility..................................................................................................................................................459
CONFIGURATION versus INTERFACE Congurations............................................................................................ 459
Enabling LLDP................................................................................................................................................................459
Disabling and Undoing LLDP..................................................................................................................................460
Enabling LLDP on Management Ports........................................................................................................................460
Disabling and Undoing LLDP on Management Ports..........................................................................................460
Advertising TLVs............................................................................................................................................................ 460
Viewing the LLDP Conguration................................................................................................................................. 462
Viewing Information Advertised by Adjacent LLDP Agents..................................................................................... 462
Conguring LLDPDU Intervals..................................................................................................................................... 463
Conguring Transmit and Receive Mode....................................................................................................................464
Conguring the Time to Live Value............................................................................................................................. 464
Debugging LLDP............................................................................................................................................................465
Relevant Management Objects................................................................................................................................... 466
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