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Computer and Communication Networks by Nader F. Mir

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Chapter 18. VoIP and Multimedia Networking

The discussion in the previous chapter on compressed voice and video sets the stage for the discussion in this chapter on multimedia networking. The communication industry has spent considerable effort in designing an IP-based media transport mechanism: voice over IP (VoIP), which can deliver voice-band telephony with the quality of telephone networks. Internet phone services are less expensive and have more features, such as video conferencing, online directory services, and Web incorporation. Multimedia networking is one of the most effective Internet developments. In addition to data, the Internet is used to transport phone calls, audio, and video. This chapter looks at the transportation of real-time ...

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