Concept Guide

Viewing the FRRP Conguration...........................................................................................................................358
Viewing the FRRP Information.............................................................................................................................. 358
Troubleshooting FRRP.................................................................................................................................................. 359
Conguration Checks..............................................................................................................................................359
Sample Conguration and Topology............................................................................................................................359
FRRP Support on VLT.................................................................................................................................................. 360
Example Scenario..................................................................................................................................................... 361
Important Points to Remember............................................................................................................................. 362
17 GARP VLAN Registration Protocol (GVRP)..............................................................................................363
Important Points to Remember................................................................................................................................... 363
Congure GVRP............................................................................................................................................................ 364
Related Conguration Tasks...................................................................................................................................364
Enabling GVRP Globally................................................................................................................................................365
Enabling GVRP on a Layer 2 Interface........................................................................................................................365
Congure GVRP Registration...................................................................................................................................... 365
Congure a GARP Timer.............................................................................................................................................. 366
18 Internet Group Management Protocol (IGMP)..........................................................................................367
IGMP Implementation Information...............................................................................................................................367
IGMP Protocol Overview.............................................................................................................................................. 367
IGMP Version 2........................................................................................................................................................ 367
IGMP Version 3........................................................................................................................................................369
Congure IGMP............................................................................................................................................................. 372
Related Conguration Tasks................................................................................................................................... 372
Viewing IGMP Enabled Interfaces............................................................................................................................... 373
Selecting an IGMP Version........................................................................................................................................... 373
Viewing IGMP Groups................................................................................................................................................... 374
Adjusting Timers.............................................................................................................................................................374
Adjusting Query and Response Timers..................................................................................................................374
Enabling IGMP Immediate-Leave.................................................................................................................................375
IGMP Snooping.............................................................................................................................................................. 376
IGMP Snooping Implementation Information....................................................................................................... 376
Conguring IGMP Snooping...................................................................................................................................376
Removing a Group-Port Association..................................................................................................................... 377
Disabling Multicast Flooding................................................................................................................................... 377
Specifying a Port as Connected to a Multicast Router.......................................................................................377
Conguring the Switch as Querier.........................................................................................................................378
Fast Convergence after MSTP Topology Changes................................................................................................... 378
Egress Interface Selection (EIS) for HTTP and IGMP Applications........................................................................ 378
Protocol Separation................................................................................................................................................. 379
Enabling and Disabling Management Egress Interface Selection...................................................................... 380
Handling of Management Route Conguration....................................................................................................381
Handling of Switch-Initiated Trac........................................................................................................................381
Handling of Switch-Destined Trac......................................................................................................................382
Handling of Transit Trac (Trac Separation).................................................................................................... 383
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