Users Guide

Table Of Contents
42 Contents
VRRP Virtual Router Statistics . . . . . . . . . . 1384
VRRP Router Configuration
. . . . . . . . . . . . 1385
VRRP Route Tracking Configuration
. . . . . . . 1386
VRRP Interface Tracking Configuration
. . . . . 1388
Configuring VRRP Features (CLI)
. . . . . . . . . . . . 1390
Configuring VRRP Settings
. . . . . . . . . . . . 1390
VRRP Configuration Example
. . . . . . . . . . . . . 1392
VRRP with Load Sharing
. . . . . . . . . . . . . 1392
Troubleshooting VRRP
. . . . . . . . . . . . . . 1395
VRRP with Route and Interface Tracking
. . . . . 1396
Configuring VRRP in a VRF
. . . . . . . . . . . . 1399
38 BGP . . . . . . . . . . . . . . . . . . . . . . . . . . . 1403
Overview . . . . . . . . . . . . . . . . . . . . . . . . 1404
Autonomous Systems
. . . . . . . . . . . . . . . 1406
Graceful Restart
. . . . . . . . . . . . . . . . . . 1406
BGP Operations
. . . . . . . . . . . . . . . . . . . . 1406
Decision Process Overview
. . . . . . . . . . . 1406
Path Attributes
. . . . . . . . . . . . . . . . . . 1408
BGP Finite State Machine (FSM)
. . . . . . . . . 1411
Detecting Loss of Adjacency
. . . . . . . . . . . 1413
Authentication
. . . . . . . . . . . . . . . . . . 1414
Outbound Update Groups
. . . . . . . . . . . . . 1414
Removing Private AS Numbers
. . . . . . . . . . 1415
Templates
. . . . . . . . . . . . . . . . . . . . . 1415
Resolving Interface Routes
. . . . . . . . . . . . 1417
Originating BGP Routes
. . . . . . . . . . . . . . 1417
Equal Cost Multipath (ECMP)
. . . . . . . . . . . 1418
BGP Next-Hop Resolution
. . . . . . . . . . . . 1419
Address Aggregation
. . . . . . . . . . . . . . . 1421