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Table Of Contents
Clearing the FRRP Counters.................................................................................................................................. 329
Viewing the FRRP Configuration.......................................................................................................................... 329
Viewing the FRRP Information.............................................................................................................................. 329
Troubleshooting FRRP...................................................................................................................................................330
Sample Configuration and Topology.......................................................................................................................... 330
FRRP Support on VLT................................................................................................................................................... 332
Chapter 21: GARP VLAN Registration Protocol (GVRP)............................................................. 334
Configure GVRP.............................................................................................................................................................. 334
Enabling GVRP Globally.................................................................................................................................................335
Enabling GVRP on a Layer 2 Interface...................................................................................................................... 336
Configure GVRP Registration...................................................................................................................................... 336
Configure a GARP Timer...............................................................................................................................................336
Chapter 22: High Availability (HA)............................................................................................. 338
High Availability on Stacks............................................................................................................................................338
Hitless Behavior...............................................................................................................................................................338
Graceful Restart..............................................................................................................................................................338
Software Resiliency........................................................................................................................................................339
System Health Monitoring...................................................................................................................................... 339
Failure and Event Logging.......................................................................................................................................339
Trace Log.................................................................................................................................................................... 339
Core Dumps................................................................................................................................................................339
System Log.................................................................................................................................................................339
Hot-Lock Behavior..........................................................................................................................................................340
Component Redundancy...............................................................................................................................................340
Automatic and Manual Stack Unit Failover.........................................................................................................340
Synchronization between Management and Standby Units........................................................................... 341
Forcing a Stack Unit Failover..................................................................................................................................341
Specifying an Auto-Failover Limit.......................................................................................................................... 341
Disabling Auto-Reboot..............................................................................................................................................341
Manually Synchronizing Management and Standby Units...............................................................................341
Chapter 23: Internet Group Management Protocol (IGMP)........................................................ 342
IGMP Protocol Overview.............................................................................................................................................. 342
IGMP Version 2..........................................................................................................................................................342
Join a Multicast Group.............................................................................................................................................343
Leaving a Multicast Group...................................................................................................................................... 343
IGMP Version 3..........................................................................................................................................................344
Configure IGMP...............................................................................................................................................................346
Viewing IGMP Enabled Interfaces...............................................................................................................................347
Selecting an IGMP Version........................................................................................................................................... 347
Viewing IGMP Groups....................................................................................................................................................348
Adjusting Timers..............................................................................................................................................................348
Adjusting Query and Response Timers................................................................................................................ 348
Enabling IGMP Immediate-Leave................................................................................................................................ 349
IGMP Snooping................................................................................................................................................................349
Configuring IGMP Snooping................................................................................................................................... 349
Removing a Group-Port Association....................................................................................................................350
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