Voice over IP Fundamentals

Chapter 3. Voice Interface Configuration After reading this chapter, you should be able to perform the following tasks: Configure analog and digital voice interfaces as new devices are introduced into the voice pathConfigure analog and d...

Configuring Voice Ports Connecting voice devices to a network infrastructure requires an in-depth understanding of signaling and electrical characteristics that are specific to each type of interface. Improperly matched electrical components can c...

Configuring Echo Cancellation Echo cancellation is configured at the voice port level. It is enabled by default, and its characteristics are configurable. Echo cancellation commands are as follows: echo-cancel enable Enables cancellation of voice...

Summary This chapter discussed the configuration of various analog and digital voice ports. For example, analog voice ports, such as FXS and FXO ports, need an appropriate signaling type (that is, loop-start or ground-start) to communicate with at...

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.If a client picked up a customer...

Lab Exercise: Voice Port Configuration In this lab, you will configure and test router R1's FXS port using the topology you constructed in the lab exercise for Chapter 2, "Analog and Digital Voice Connections." Recall that an FXS port al...