Users Guide

Ring Status............................................................................................................................................................... 268
Multiple FRRP Rings............................................................................................................................................... 268
Important FRRP Points...........................................................................................................................................269
Important FRRP Concepts..................................................................................................................................... 270
Implementing FRRP........................................................................................................................................................271
FRRP Conguration....................................................................................................................................................... 271
Creating the FRRP Group........................................................................................................................................271
Conguring the Control VLAN............................................................................................................................... 272
Conguring and Adding the Member VLANs.......................................................................................................273
Setting the FRRP Timers........................................................................................................................................ 274
Clearing the FRRP Counters.................................................................................................................................. 274
Viewing the FRRP Conguration........................................................................................................................... 274
Viewing the FRRP Information...............................................................................................................................274
Troubleshooting FRRP...................................................................................................................................................275
Conguration Checks..............................................................................................................................................275
Sample Conguration and Topology............................................................................................................................275
16 GARP VLAN Registration Protocol (GVRP).............................................................................................. 277
Important Points to Remember....................................................................................................................................277
Congure GVRP.............................................................................................................................................................278
Related Conguration Tasks................................................................................................................................... 278
Enabling GVRP Globally................................................................................................................................................ 279
Enabling GVRP on a Layer 2 Interface........................................................................................................................ 279
Congure GVRP Registration.......................................................................................................................................279
Congure a GARP Timer.............................................................................................................................................. 280
RPM Redundancy..........................................................................................................................................................280
17 High Availability (HA)................................................................................................................................282
Component Redundancy.............................................................................................................................................. 282
Automatic and Manual Stack Unit Failover...........................................................................................................282
Synchronization between Management and Standby Units.............................................................................. 283
Forcing a Stack Unit Failover................................................................................................................................. 283
Disabling Auto-Reboot............................................................................................................................................ 284
Manually Synchronizing Management and Standby Units................................................................................. 284
Pre-Conguring a Stack Unit Slot............................................................................................................................... 284
Removing a Provisioned Logical Stack Unit............................................................................................................... 285
Hitless Behavior............................................................................................................................................................. 285
Graceful Restart.............................................................................................................................................................285
Software Resiliency....................................................................................................................................................... 286
Software Component Health Monitoring............................................................................................................. 286
System Health Monitoring......................................................................................................................................286
Failure and Event Logging.......................................................................................................................................286
Hot-Lock Behavior......................................................................................................................................................... 287
18 Internet Group Management Protocol (IGMP)......................................................................................... 288
IGMP Implementation Information...............................................................................................................................288
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Contents