Users Guide

Contents 41
What Is VRRP Preemption?. . . . . . . . . . . . 1334
What Is VRRP Accept Mode?
. . . . . . . . . . 1335
What Are VRRP Route and Interface Tracking?
. 1335
VRRP and OSPF Interoperability
. . . . . . . . . 1336
Default VRRP Values
. . . . . . . . . . . . . . . . . . 1337
Configuring VRRP Features (Web)
. . . . . . . . . . . 1338
VRRP Configuration
. . . . . . . . . . . . . . . . 1338
VRRP Virtual Router Status
. . . . . . . . . . . . 1339
VRRP Virtual Router Statistics
. . . . . . . . . . 1340
VRRP Router Configuration
. . . . . . . . . . . . 1341
VRRP Route Tracking Configuration
. . . . . . . 1342
VRRP Interface Tracking Configuration
. . . . . 1344
Configuring VRRP Features (CLI)
. . . . . . . . . . . 1346
Configuring VRRP Settings
. . . . . . . . . . . . 1346
VRRP Configuration Example
. . . . . . . . . . . . . 1348
VRRP with Load Sharing
. . . . . . . . . . . . . 1348
Troubleshooting VRRP
. . . . . . . . . . . . . . 1351
VRRP with Route and Interface Tracking
. . . . 1352
Configuring VRRP in a VRF
. . . . . . . . . . . . 1355
38 BGP . . . . . . . . . . . . . . . . . . . . . . . . . . . 1359
Overview . . . . . . . . . . . . . . . . . . . . . . . . 1360
Autonomous Systems
. . . . . . . . . . . . . . 1362
Graceful Restart
. . . . . . . . . . . . . . . . . 1362
BGP Operations
. . . . . . . . . . . . . . . . . . . . 1362
Decision Process Overview
. . . . . . . . . . . 1362
Path Attributes
. . . . . . . . . . . . . . . . . . 1364
BGP Finite State Machine (FSM)
. . . . . . . . . 1367
Detecting Loss of Adjacency
. . . . . . . . . . . 1369