Reference Guide

Table Of Contents
Manage the MAC Address Table......................................................................................................................... 479
Clearing the MAC Address Table...................................................................................................................479
Setting the Aging Time for Dynamic Entries.................................................................................................. 479
Configuring a Static MAC Address................................................................................................................ 480
Displaying the MAC Address Table............................................................................................................... 480
MAC Learning Limit...............................................................................................................................................480
Setting the MAC Learning Limit......................................................................................................................481
mac learning-limit Dynamic........................................................................................................................... 481
mac learning-limit mac-address-sticky......................................................................................................... 481
mac learning-limit station-move.................................................................................................................... 482
mac learning-limit no-station-move...............................................................................................................482
Learning Limit Violation Actions.....................................................................................................................482
Setting Station Move Violation Actions......................................................................................................... 483
Recovering from Learning Limit and Station Move Violations.......................................................................483
NIC Teaming......................................................................................................................................................... 484
Configure Redundant Pairs...................................................................................................................................485
Important Points about Configuring Redundant Pairs....................................................................................487
Far-End Failure Detection.....................................................................................................................................488
FEFD State Changes....................................................................................................................................... 489
Configuring FEFD............................................................................................................................................ 490
Enabling FEFD on an Interface....................................................................................................................... 491
Debugging FEFD............................................................................................................................................. 492
29 Link Layer Discovery Protocol (LLDP)................................................................................495
802.1AB (LLDP) Overview......................................................................................................................................495
Protocol Data Units........................................................................................................................................ 495
Optional TLVs........................................................................................................................................................496
Management TLVs......................................................................................................................................... 496
TIA-1057 (LLDP-MED) Overview........................................................................................................................... 498
TIA Organizationally Specific TLVs................................................................................................................ 498
Configure LLDP..................................................................................................................................................... 503
Related Configuration Tasks.......................................................................................................................... 503
Important Points to Remember...................................................................................................................... 503
LLDP Compatibility..........................................................................................................................................503
CONFIGURATION versus INTERFACE Configurations..........................................................................................503
Enabling LLDP.......................................................................................................................................................504
Disabling and Undoing LLDP..........................................................................................................................504
Enabling LLDP on Management Ports.................................................................................................................. 504
Disabling and Undoing LLDP on Management Ports..................................................................................... 505
Advertising TLVs...................................................................................................................................................505
Viewing the LLDP Configuration........................................................................................................................... 506
Viewing Information Advertised by Adjacent LLDP Agents................................................................................. 507