This chapter introduces voice design principles. It begins with an overview of traditional voice architectures and features and continues with a discussion of integrated voice architectures.
This chapter describes how converged voice networks can run the same applications as a telephony network, but in a more cost-effective and scalable manner. It describes voice and data networking concepts and introduces VoIP and IP telephony.
This chapter discusses voice quality issues, coding and compression standards, and bandwidth considerations and requirements when voice traffic is present on a network. Quality of service (QoS) mechanisms available for voice are described, and voice traffic engineering concepts are examined.
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