Administrator Guide

Conguring the Control VLAN...............................................................................................................................396
Conguring and Adding the Member VLANs.......................................................................................................397
Setting the FRRP Timers........................................................................................................................................398
Clearing the FRRP Counters..................................................................................................................................399
Viewing the FRRP Conguration...........................................................................................................................399
Viewing the FRRP Information.............................................................................................................................. 399
Troubleshooting FRRP.................................................................................................................................................. 399
Conguration Checks..............................................................................................................................................399
Sample Conguration and Topology............................................................................................................................400
FRRP Support on VLT................................................................................................................................................... 401
Example Scenario.................................................................................................................................................... 402
Important Points to Remember............................................................................................................................. 403
19 GARP VLAN Registration Protocol (GVRP)..............................................................................................404
Important Points to Remember................................................................................................................................... 404
Congure GVRP............................................................................................................................................................ 405
Related Conguration Tasks...................................................................................................................................405
Enabling GVRP Globally................................................................................................................................................406
Enabling GVRP on a Layer 2 Interface........................................................................................................................406
Congure GVRP Registration...................................................................................................................................... 406
Congure a GARP Timer...............................................................................................................................................407
20 High Availability (HA)...............................................................................................................................408
High Availability on Chassis.......................................................................................................................................... 408
High Availability in a PE Stack......................................................................................................................................408
Online Insertion and Removal.......................................................................................................................................409
RPM Online Insertion.............................................................................................................................................. 409
Line Card Online Insertion.......................................................................................................................................409
Pre-conguring a Slot for a Line-Card Type.........................................................................................................409
Replacing a Line Card.............................................................................................................................................. 410
Hitless Behavior..............................................................................................................................................................410
Graceful Restart.............................................................................................................................................................. 411
Software Resiliency.........................................................................................................................................................411
System Health Monitoring....................................................................................................................................... 411
Failure and Event Logging........................................................................................................................................ 411
Trace Log....................................................................................................................................................................411
Core Dumps...............................................................................................................................................................412
System Log................................................................................................................................................................412
Control Plane Redundancy............................................................................................................................................412
Control-Plane Failover..............................................................................................................................................412
RPM Synchronization.............................................................................................................................................. 413
Forcing an RPM Failover......................................................................................................................................... 413
Specifying an Auto-Failover Limit...........................................................................................................................414
Disabling Auto-Reboot............................................................................................................................................. 414
21 Internet Group Management Protocol (IGMP)..........................................................................................415
Contents
13