Voice over IP Fundamentals

Chapter 1. Introduction to Voice Technologies After reading this chapter, you should be able to perform the following tasks: Identify the components, process, and features of traditional telephony networks that provide end-to-end call fu...

Fundamentals of Telephony Networks In traditional telephony networks, many components and processes are transparent to the customer. As you move from traditional telephony networks to converged voice and data networks, you must manage new componen...

Basic Components of Telephony Networks A number of components must be in place for an end-to-end call to succeed. These components are listed here and shown in Figure 1-1: Edge devicesLocal loopsPrivate or central office (CO) switchesTrunks ...

Fundamentals of Packet Telephony Networks The increased efficiency of packet networks (for example, VoIP networks) and the ability to statistically multiplex voice traffic with data packets allows companies to maximize their return on investment (...

IP Telephony Applications As customers migrate their voice networks, they face a myriad of choices regarding interface types, components, and topologies. A good network design incorporates solutions for current requirements and allows room for f...

Summary This chapter explored the fundamental concepts surrounding traditional telephony services, including privately owned and publicly owned telephone switches, call signaling, and multiplexing techniques. Also, the chapter identified foundat...

Chapter Review Questions The following questions test your knowledge of topics explained in this chapter. You can find the answers to the questions in Appendix A, "Answers to Chapter Review Questions." 1.Which type of trunk connects two...