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Troubleshooting Cisco Nexus Switches and NX-OS, First Edition by Richard Furr, Brad Edgeworth, Vinit Jain

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Chapter 11

Troubleshooting BGP

This chapter covers the following topics:

BGP Fundamentals

Defined in RFC 1654, Border Gateway Protocol (BGP) is a path-vector routing protocol that provides scalability, flexibility, and network stability. When BGP was first developed, the primary design consideration was for IPv4 inter-organizational routing information exchange across the public networks, such as the Internet, or for private dedicated networks. BGP is often referred to as the protocol for the Internet, because it is the only protocol capable of holding the Internet routing table, which has more than 600,000 IPv4 routes and over 42,000 ...

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