Administrator Guide

Conguring and Adding the Member VLANs........................................................................................................... 326
Setting the FRRP Timers..........................................................................................................................................327
Clearing the FRRP Counters.................................................................................................................................... 327
Viewing the FRRP Conguration.............................................................................................................................. 327
Viewing the FRRP Information................................................................................................................................. 327
Troubleshooting FRRP....................................................................................................................................................328
Conguration Checks...............................................................................................................................................328
Sample Conguration and Topology............................................................................................................................... 328
20 GARP VLAN Registration Protocol (GVRP)............................................................... 331
Important Points to Remember.......................................................................................................................................331
Congure GVRP............................................................................................................................................................. 331
Related Conguration Tasks..................................................................................................................................... 332
Enabling GVRP Globally..................................................................................................................................................332
Enabling GVRP on a Layer 2 Interface............................................................................................................................333
Congure GVRP Registration.........................................................................................................................................333
Congure a GARP Timer................................................................................................................................................334
21 Internet Group Management Protocol (IGMP)...........................................................335
IGMP Protocol Overview............................................................................................................................................... 335
IGMP Version 2........................................................................................................................................................335
IGMP Version 3........................................................................................................................................................336
IGMP Snooping..............................................................................................................................................................339
IGMP Snooping Implementation Information............................................................................................................339
Conguring IGMP Snooping.....................................................................................................................................340
Enabling IGMP Immediate-Leave............................................................................................................................. 340
Disabling Multicast Flooding......................................................................................................................................341
Specifying a Port as Connected to a Multicast Router..............................................................................................341
Conguring the Switch as Querier............................................................................................................................ 341
Fast Convergence after MSTP Topology Changes..........................................................................................................341
Designating a Multicast Router Interface....................................................................................................................... 342
22 Interfaces..................................................................................................................343
Basic Interface Conguration......................................................................................................................................... 343
Advanced Interface Conguration..................................................................................................................................343
Interface Types...............................................................................................................................................................343
View Basic Interface Information....................................................................................................................................344
Enabling a Physical Interface..........................................................................................................................................346
Physical Interfaces......................................................................................................................................................... 346
Conguration Task List for Physical Interfaces......................................................................................................... 346
Overview of Layer Modes........................................................................................................................................ 346
Conguring Layer 2 (Data Link) Mode......................................................................................................................347
Conguring Layer 2 (Interface) Mode...................................................................................................................... 347
Conguring Layer 3 (Network) Mode...................................................................................................................... 348
Conguring Layer 3 (Interface) Mode...................................................................................................................... 348
Management Interfaces................................................................................................................................................. 349
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