Concept Guide

Recovering from Learning Limit and Station Move Violations...........................................................................540
Disabling MAC Address Learning on the System................................................................................................. 541
Enabling port security.............................................................................................................................................. 541
NIC Teaming....................................................................................................................................................................541
Congure Redundant Pairs...........................................................................................................................................542
Important Points about Conguring Redundant Pairs........................................................................................ 544
Far-End Failure Detection.............................................................................................................................................545
FEFD State Changes...............................................................................................................................................546
Conguring FEFD.................................................................................................................................................... 547
Enabling FEFD on an Interface...............................................................................................................................547
Debugging FEFD......................................................................................................................................................548
28 Link Layer Discovery Protocol (LLDP)..................................................................................................... 550
802.1AB (LLDP) Overview........................................................................................................................................... 550
Protocol Data Units.................................................................................................................................................550
Optional TLVs..................................................................................................................................................................551
Management TLVs................................................................................................................................................... 551
TIA-1057 (LLDP-MED) Overview................................................................................................................................ 553
TIA Organizationally Specic TLVs........................................................................................................................ 553
Congure LLDP..............................................................................................................................................................557
Related Conguration Tasks................................................................................................................................... 557
Important Points to Remember..............................................................................................................................557
LLDP Compatibility..................................................................................................................................................557
CONFIGURATION versus INTERFACE Congurations............................................................................................ 557
Enabling LLDP................................................................................................................................................................558
Disabling and Undoing LLDP..................................................................................................................................558
Enabling LLDP on Management Ports........................................................................................................................559
Disabling and Undoing LLDP on Management Ports..........................................................................................559
Advertising TLVs............................................................................................................................................................559
Storing and Viewing Unrecognized LLDP TLVs.........................................................................................................560
Reserved Unrecognized LLDP TLVs..................................................................................................................... 560
Organizational Specic Unrecognized LLDP TLVs...............................................................................................561
Viewing Unrecognized LLDP TLVs.........................................................................................................................561
Viewing the LLDP Conguration..................................................................................................................................561
Viewing Information Advertised by Adjacent LLDP Neighbors................................................................................562
Examples of Viewing Information Advertised by Neighbors.............................................................................. 562
Conguring LLDPDU Intervals.....................................................................................................................................564
Conguring LLDP Notication Interval....................................................................................................................... 564
Conguring Transmit and Receive Mode................................................................................................................... 565
Conguring the Time to Live Value............................................................................................................................. 565
Debugging LLDP............................................................................................................................................................566
Relevant Management Objects....................................................................................................................................567
29 Microsoft Network Load Balancing.......................................................................................................... 572
NLB Unicast Mode Scenario........................................................................................................................................ 572
NLB Multicast Mode Scenario..................................................................................................................................... 572
Contents
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