Users Guide

Conguring the Control VLAN...............................................................................................................................392
Conguring and Adding the Member VLANs.......................................................................................................393
Setting the FRRP Timers........................................................................................................................................394
Clearing the FRRP Counters..................................................................................................................................395
Viewing the FRRP Conguration...........................................................................................................................395
Viewing the FRRP Information.............................................................................................................................. 395
Troubleshooting FRRP.................................................................................................................................................. 395
Conguration Checks..............................................................................................................................................395
Sample Conguration and Topology............................................................................................................................396
FRRP Support on VLT...................................................................................................................................................397
Example Scenario.................................................................................................................................................... 398
Important Points to Remember............................................................................................................................. 399
19 GARP VLAN Registration Protocol (GVRP)..............................................................................................400
Important Points to Remember................................................................................................................................... 400
Congure GVRP............................................................................................................................................................. 401
Related Conguration Tasks....................................................................................................................................401
Enabling GVRP Globally................................................................................................................................................ 402
Enabling GVRP on a Layer 2 Interface........................................................................................................................402
Congure GVRP Registration...................................................................................................................................... 402
Congure a GARP Timer.............................................................................................................................................. 403
20 High Availability (HA)...............................................................................................................................404
High Availability on Chassis.......................................................................................................................................... 404
High Availability in a PE Stack......................................................................................................................................404
Online Insertion and Removal.......................................................................................................................................405
RPM Online Insertion.............................................................................................................................................. 405
Line Card Online Insertion.......................................................................................................................................405
Pre-conguring a Slot for a Line-Card Type.........................................................................................................405
Replacing a Line Card..............................................................................................................................................406
Hitless Behavior............................................................................................................................................................. 406
Graceful Restart.............................................................................................................................................................407
Software Resiliency....................................................................................................................................................... 407
System Health Monitoring...................................................................................................................................... 407
Failure and Event Logging.......................................................................................................................................407
Trace Log.................................................................................................................................................................. 407
Core Dumps..............................................................................................................................................................408
System Log...............................................................................................................................................................408
Control Plane Redundancy...........................................................................................................................................408
Control-Plane Failover.............................................................................................................................................408
RPM Synchronization............................................................................................................................................. 409
Forcing an RPM Failover........................................................................................................................................ 409
Specifying an Auto-Failover Limit...........................................................................................................................410
Disabling Auto-Reboot.............................................................................................................................................410
21 Internet Group Management Protocol (IGMP)...........................................................................................411
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