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IP Telephony: Packet-based Multimedia Communications Systems by Jean-Pierre Petit, David Gurle, Olivier Hersent

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Chapter 8. IP Multicast Routing

Introduction

Multicast is a real-time, network-level information distribution technology. It does not need any central server that would distribute the information at the application level. This chapter focuses on IP multicast routing technology and its applications.

Like many other IP technologies, multicast was designed in a university. It grew with an overlay network called the MBONE that is built on top of regular Internet links. Today multicast seems to have reached a critical level of maturity that makes it more suitable as a commercial service as the first professional-grade applications are being released – video-streaming servers, reliable data distribution servers, video-conferencing applications. These ...

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