Chapter 12. Implementing External BGP

For the first time in the long history of the Cisco CCNA Routing & Switching certification, Cisco has added Border Gateway Protocol (BGP) to the mix for this latest ICND2 and CCNA R&S exam. In the past, BGP might get a mention as the one current routing protocol used to exchange routes between companies (called autonomous systems for the purposes of BGP). Now for the first time in the history of the Cisco CCNA R&S the exam topics include BGP configuration and verification topics.

However, the lone BGP exam topic encompasses only one small slice of BGP, which limits the BGP discussion to this single chapter. BGP is a long-lived and flexible protocol, one that has many core features, with many features added ...

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