Ring Status............................................................................................................................................................... 337
Multiple FRRP Rings................................................................................................................................................337
Important FRRP Points........................................................................................................................................... 338
Important FRRP Concepts..................................................................................................................................... 339
Implementing FRRP.......................................................................................................................................................340
FRRP Configuration...................................................................................................................................................... 340
Creating the FRRP Group.......................................................................................................................................340
Configuring the Control VLAN................................................................................................................................341
Setting the FRRP Timers........................................................................................................................................343
Clearing the FRRP Counters.................................................................................................................................. 343
Viewing the FRRP Configuration........................................................................................................................... 343
Viewing the FRRP Information...............................................................................................................................344
Troubleshooting FRRP.................................................................................................................................................. 344
Configuration Checks..............................................................................................................................................344
FRRP Support on VLT...................................................................................................................................................346
Example Scenario.................................................................................................................................................... 346
Important Points to Remember..............................................................................................................................347
Important Points to Remember................................................................................................................................... 349
Configure GVRP............................................................................................................................................................ 350
Related Configuration Tasks...................................................................................................................................350
Enabling GVRP Globally................................................................................................................................................. 351
Configure GVRP Registration....................................................................................................................................... 351
Configure a GARP Timer.............................................................................................................................................. 352
IGMP Implementation Information.............................................................................................................................. 353
IGMP Protocol Overview..............................................................................................................................................353
IGMP Version 2........................................................................................................................................................ 353
IGMP Version 3........................................................................................................................................................355
Configure IGMP............................................................................................................................................................. 358
Related Configuration Tasks...................................................................................................................................358
Viewing IGMP Enabled Interfaces............................................................................................................................... 359
Selecting an IGMP Version...........................................................................................................................................359
Viewing IGMP Groups...................................................................................................................................................359
Adjusting Timers............................................................................................................................................................ 360
Enabling IGMP Immediate-Leave................................................................................................................................. 361
IGMP Snooping...............................................................................................................................................................361
Configuring IGMP Snooping................................................................................................................................... 361
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Contents