White Papers

Table Of Contents
Chapter 27: Layer 2................................................................................................................... 495
Manage the MAC Address Table................................................................................................................................ 495
Clearing the MAC Address Table.......................................................................................................................... 495
Setting the Aging Time for Dynamic Entries...................................................................................................... 495
Configuring a Static MAC Address.......................................................................................................................496
Displaying the MAC Address Table.......................................................................................................................496
MAC Learning Limit........................................................................................................................................................496
Setting the MAC Learning Limit............................................................................................................................ 497
mac learning-limit Dynamic..................................................................................................................................... 497
mac learning-limit mac-address-sticky................................................................................................................ 497
mac learning-limit station-move............................................................................................................................ 497
mac learning-limit no-station-move......................................................................................................................498
Learning Limit Violation Actions............................................................................................................................ 498
Setting Station Move Violation Actions...............................................................................................................498
Recovering from Learning Limit and Station Move Violations.......................................................................499
Disabling MAC Address Learning on the System.............................................................................................. 499
Enabling port security.............................................................................................................................................. 499
NIC Teaming.................................................................................................................................................................... 500
Configure Redundant Pairs........................................................................................................................................... 501
Far-End Failure Detection.............................................................................................................................................504
FEFD State Changes................................................................................................................................................504
Configuring FEFD......................................................................................................................................................505
Enabling FEFD on an Interface.............................................................................................................................. 506
Debugging FEFD........................................................................................................................................................507
Chapter 28: Link Layer Discovery Protocol (LLDP).................................................................... 508
802.1AB (LLDP) Overview........................................................................................................................................... 508
Protocol Data Units.................................................................................................................................................. 508
Optional TLVs................................................................................................................................................................... 510
Management TLVs.................................................................................................................................................... 510
TIA-1057 (LLDP-MED) Overview.................................................................................................................................511
TIA Organizationally Specific TLVs........................................................................................................................512
Configure LLDP................................................................................................................................................................515
CONFIGURATION versus INTERFACE Configurations..........................................................................................516
Enabling LLDP.................................................................................................................................................................. 516
Disabling and Undoing LLDP................................................................................................................................... 516
Enabling LLDP on Management Ports........................................................................................................................517
Disabling and Undoing LLDP on Management Ports.........................................................................................517
Advertising TLVs..............................................................................................................................................................517
Storing and Viewing Unrecognized LLDP TLVs....................................................................................................... 518
Viewing the LLDP Configuration..................................................................................................................................519
Viewing Information Advertised by Adjacent LLDP Neighbors........................................................................... 520
Examples of Viewing Information Advertised by Neighbors...........................................................................520
Configuring LLDPDU Intervals......................................................................................................................................521
Configuring LLDP Notification Interval......................................................................................................................522
Configuring Transmit and Receive Mode..................................................................................................................522
Configuring the Time to Live Value............................................................................................................................ 523
Debugging LLDP..............................................................................................................................................................524
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