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Introduction to Computer Networks and Cybersecurity by J. David Irwin, Chwan-Hwa Wu

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Chapter 13

Border Gateway Routing

The learning goals for this chapter are as follows:

  • Obtain a perspective on the relationship among Autonomous Systems (ASs), and the routing that takes place intra-AS and inter-AS
  • Understand the operation of the Border Gateway Protocol (BGP) and the reasons it is the de facto standard for inter-AS routing in the Internet
  • Explore the operational details of the border routers in propagating an advertisement from one AS to another as it progresses through a path containing multiple AS
  • Explore in detail the manner in which BGP policy and attributes control route selection
  • Learn how BGP and Interior Gateway Protocols (IGP) cooperate in the development of forwarding tables for route selection
  • Understand the importance ...

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