Service Manual

Clearing the FRRP Counters...........................................................................................................................341
Viewing the FRRP Configuration...................................................................................................................341
Viewing the FRRP Information.......................................................................................................................341
Troubleshooting FRRP.......................................................................................................................................... 342
Configuration Checks..................................................................................................................................... 342
Sample Configuration and Topology................................................................................................................ 342
19 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
20 High Availability (HA)....................................................................................................................................... 349
Component Redundancy.....................................................................................................................................349
Automatic and Manual Stack Unit Failover.................................................................................................349
Synchronization between Management and Standby Units...................................................................350
Forcing an 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
21 Internet Group Management Protocol (IGMP)............................................................................................355
IGMP Implementation Information.................................................................................................................... 355
IGMP Protocol Overview...................................................................................................................................... 355
IGMP Version 2..................................................................................................................................................355
IGMP Version 3..................................................................................................................................................357
Configure IGMP......................................................................................................................................................359
Related Configuration Tasks..........................................................................................................................360
Viewing IGMP Enabled Interfaces...................................................................................................................... 360
Selecting an IGMP Version...................................................................................................................................360
Viewing IGMP Groups............................................................................................................................................361
Adjusting Timers..................................................................................................................................................... 361
Adjusting Query and Response Timers........................................................................................................361
9.10(0.1)
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