Users Guide

18 GARP VLAN Registration Protocol (GVRP)............................................................................................. 344
Important Points to Remember................................................................................................................................... 344
Configure GVRP............................................................................................................................................................ 345
Related Configuration Tasks..................................................................................................................................345
Enabling GVRP Globally................................................................................................................................................ 346
Enabling GVRP on a Layer 2 Interface....................................................................................................................... 346
Configure GVRP Registration...................................................................................................................................... 346
Configure a GARP Timer.............................................................................................................................................. 347
RPM Redundancy..........................................................................................................................................................347
19 High Availability (HA)............................................................................................................................... 349
Component Redundancy..............................................................................................................................................349
Automatic and Manual Stack Unit Failover..........................................................................................................349
Synchronization between Management and Standby Units............................................................................. 350
Forcing a Stack Unit Failover.................................................................................................................................350
Specifying an Auto-Failover Limit.......................................................................................................................... 351
Disabling Auto-Reboot.............................................................................................................................................351
Manually Synchronizing Management and Standby Units..................................................................................351
Pre-Configuring a Stack Unit Slot................................................................................................................................351
Removing a Provisioned Logical Stack Unit...............................................................................................................352
Hitless Behavior............................................................................................................................................................. 352
Graceful Restart............................................................................................................................................................ 352
Software Resiliency.......................................................................................................................................................353
Software Component Health Monitoring.............................................................................................................353
System Health Monitoring......................................................................................................................................353
Failure and Event Logging......................................................................................................................................353
Hot-Lock Behavior........................................................................................................................................................ 354
20 Internet Group Management Protocol (IGMP)........................................................................................355
IGMP Implementation Information..............................................................................................................................355
IGMP Protocol Overview............................................................................................................................................. 355
IGMP Version 2........................................................................................................................................................355
IGMP Version 3........................................................................................................................................................357
Configure IGMP.............................................................................................................................................................360
Related Configuration Tasks..................................................................................................................................360
Viewing IGMP Enabled Interfaces................................................................................................................................361
Selecting an IGMP Version........................................................................................................................................... 361
Viewing IGMP Groups................................................................................................................................................... 361
Adjusting Timers............................................................................................................................................................ 362
Adjusting Query and Response Timers.................................................................................................................362
Preventing a Host from Joining a Group....................................................................................................................363
Enabling IGMP Immediate-Leave................................................................................................................................ 366
IGMP Snooping..............................................................................................................................................................366
IGMP Snooping Implementation Information.......................................................................................................366
Configuring IGMP Snooping.................................................................................................................................. 366
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