Chapter 15




In this chapter, you will learn about the role of IGPs and how these routing protocols are used in a routing domain or autonomous system (AS). We’ll use OSPF and RIP, but mention IS-IS as well.

You will learn how a routing policy can distribute the information gathered from one routing protocol into another, where it can be used to build routing and forwarding tables, or announced (sent) to other routers. We’ll create a routing policy to announce our IPv6 routes to the other routers.

As is true of many chapters in this book, this chapter’s content is more than enough for a whole book by itself. Only the basics of IGPs are covered here, but they are enough to illustrate the function of an internal routing ...

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