White Papers
Conguring the Control VLAN...............................................................................................................................353
Conguring and Adding the Member VLANs.......................................................................................................354
Setting the FRRP Timers........................................................................................................................................355
Clearing the FRRP Counters..................................................................................................................................355
Viewing the FRRP Conguration...........................................................................................................................355
Viewing the FRRP Information.............................................................................................................................. 355
Troubleshooting FRRP.................................................................................................................................................. 356
Conguration Checks..............................................................................................................................................356
Sample Conguration and Topology............................................................................................................................356
FRRP Support on VLT...................................................................................................................................................358
Example Scenario.................................................................................................................................................... 359
Important Points to Remember............................................................................................................................. 360
21 GARP VLAN Registration Protocol (GVRP).............................................................................................. 361
Important Points to Remember.................................................................................................................................... 361
Congure GVRP............................................................................................................................................................. 361
Related Conguration Tasks...................................................................................................................................362
Enabling GVRP Globally................................................................................................................................................ 362
Enabling GVRP on a Layer 2 Interface........................................................................................................................363
Congure GVRP Registration...................................................................................................................................... 363
Congure a GARP Timer.............................................................................................................................................. 364
22 High Availability (HA)...............................................................................................................................365
High Availability on Stacks............................................................................................................................................365
Hitless Behavior............................................................................................................................................................. 365
Graceful Restart............................................................................................................................................................ 366
Software Resiliency....................................................................................................................................................... 366
System Health Monitoring......................................................................................................................................366
Failure and Event Logging...................................................................................................................................... 366
Trace Log.................................................................................................................................................................. 366
Core Dumps..............................................................................................................................................................366
System Log...............................................................................................................................................................367
Hot-Lock Behavior.........................................................................................................................................................367
Component Redundancy.............................................................................................................................................. 367
Automatic and Manual Stack Unit Failover...........................................................................................................367
Synchronization between Management and Standby Units..............................................................................368
Forcing a Stack Unit Failover................................................................................................................................. 368
Specifying an Auto-Failover Limit..........................................................................................................................368
Disabling Auto-Reboot............................................................................................................................................ 368
Manually Synchronizing Management and Standby Units................................................................................. 369
23 Internet Group Management Protocol (IGMP)......................................................................................... 370
IGMP Implementation Information...............................................................................................................................370
IGMP Protocol Overview.............................................................................................................................................. 370
IGMP Version 2........................................................................................................................................................ 370
Join a Multicast Group............................................................................................................................................. 371
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