Part III. Internet Multicast Routing

In Part III, we describe the basics of Internet multicast routing. Chapter 9, Internet Multicast Routing, provides an introduction to IP multicast forwarding. The interaction between multicast hosts and routers is covered, including IGMP. The role of a multicast router is described in detail. The difference between source-based tree and shared-tree protocols is also explained. The chapter ends with a discussion of the Internet’s multicast service, called the MBONE.

Chapter 10, MOSPF, gives a detailed description of one of the Internet’s multicast routing protocols, the Multicast Extensions to OSPF (MOSPF). The interaction of MOSPF and IGMP, the MOSPF routing calculations, the operation of MOSPF’s two-level hierarchy, ...

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