Users Guide

................................................................................................................................................................................... 395
Preserving 802.1Q VLAN Tag Value for Lite Subinterfaces...................................................................................... 398
18 Force10 Resilient Ring Protocol (FRRP)................................................................................................... 399
Protocol Overview.........................................................................................................................................................399
Ring Status...............................................................................................................................................................400
Multiple FRRP Rings............................................................................................................................................... 400
Important FRRP Points............................................................................................................................................401
Implementing FRRP................................................................................................................................................. 401
Important FRRP Concepts..................................................................................................................................... 402
FRRP Conguration...................................................................................................................................................... 403
Creating the FRRP Group.......................................................................................................................................403
Conguring the Control VLAN...............................................................................................................................403
Conguring and Adding the Member VLANs...................................................................................................... 404
Setting the FRRP Timers........................................................................................................................................405
Clearing the FRRP Counters..................................................................................................................................406
Viewing the FRRP Conguration...........................................................................................................................406
Viewing the FRRP Information.............................................................................................................................. 406
Troubleshooting FRRP.................................................................................................................................................. 406
Conguration Checks..............................................................................................................................................406
Sample Conguration and Topology............................................................................................................................407
FRRP Support on VLT...................................................................................................................................................408
Example Scenario.................................................................................................................................................... 409
Important Points to Remember.............................................................................................................................. 410
19 GARP VLAN Registration Protocol (GVRP)............................................................................................... 411
Important Points to Remember..................................................................................................................................... 411
Congure GVRP............................................................................................................................................................. 412
Related Conguration Tasks....................................................................................................................................412
Enabling GVRP Globally.................................................................................................................................................413
Enabling GVRP on a Layer 2 Interface.........................................................................................................................413
Congure GVRP Registration....................................................................................................................................... 413
Congure a GARP Timer............................................................................................................................................... 414
20 High Availability (HA)............................................................................................................................... 415
High Availability on Chassis........................................................................................................................................... 415
High Availability in a PE Stack.......................................................................................................................................415
Online Insertion and Removal........................................................................................................................................416
RPM Online Insertion............................................................................................................................................... 416
Line Card Online Insertion....................................................................................................................................... 416
Pre-conguring a Slot for a Line-Card Type......................................................................................................... 416
Replacing a Line Card...............................................................................................................................................417
Hitless Behavior.............................................................................................................................................................. 417
Graceful Restart............................................................................................................................................................. 418
Software Resiliency........................................................................................................................................................418
System Health Monitoring.......................................................................................................................................418
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