Table of Contents
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Chapter 1
Configuring BGP Routing
Overview
Conventions in This Chapter
This chapter contains the following sections:
Overview on page 3
Platform Considerations on page 14
References on page 14
Features on page 16
Before You Configure BGP on page 17
Configuration Tasks on page 17
Basic Configuration on page 17
Configuring BGP Peer Groups on page 26
Advertising Routes on page 50
Configuring BGP Routing Policy on page 70
Selecting the Best Path on page 106
Interactions Between BGP and IGPs on page 133
Detecting Peer Reachability with BFD on page 141
Managing a Large-Scale AS on page 143
Configuring BGP Multicasting on page 153
Using BGP Routes for Other Protocols on page 156
Configuring BGP/MPLS VPNs on page 157
Testing BGP Policies on page 157
Monitoring BGP on page 158
The Border Gateway Protocol (BGP) provides loop-free interdomain routing between
autonomous systems (ASs). This section describes some of the main concepts of
BGP.
Certain terms used with BGP, such as the names of attributes and messages, are
typically expressed in all uppercase letters in the RFCs. For improved readability,
3
Overview
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