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CVOICE 8.0: Implementing Cisco Unified Communications Voice over IP and QoS v8.0, Study Guide by Andrew Froehlich

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Chapter 5

VoIP Design Options

THE FOLLOWING CVOICE EXAM OBJECTIVES ARE COVERED IN THIS CHAPTER:

  • Describe the basic operation and components involved in a VoIP call.
    • Choose the appropriated codec for a given scenario.
    • Describe and configure VLANs.
  • Describe the components of a gateway.
    • Describe the function of gateways.
    • Describe DSP functionality.
    • Describe different voice ports and their functionality.
    • Describe codecs and codec complexity.
  • Describe the need to implement QoS for voice and video.
    • Describe the causes of voice and video quality issues.
    • Describe QoS requirements for voice and video traffic.

image When you begin the design process for ...

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