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Unit 9

Designing and Implementing VoIP Networks – Gateway and GateKeeper. Unit 9. Objectives. Describe how to design a VoIP Gateway using traffic engineering theory Define important elements of gateway and gatekeeper design in a H.323 network.

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Unit 9

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  1. Designing and Implementing VoIP Networks – Gateway and GateKeeper Unit 9

  2. Objectives • Describe how to design a VoIP Gateway using traffic engineering theory • Define important elements of gateway and gatekeeper design in a H.323 network. • Identify appropriate sizes for gateways and gatekeepers. • Define traffic engineering. • List the elements of traffic engineering • Use Erlangs to determine the trunking requirements of a VoIP Network. • Use trunk sizing in traffic engineering requirements. • Define zones. • Identify dial-peers within the context of zones. • Define how high-availability is accomplished in a VoIP network scheme.

  3. Gatekeeper and Gateway Design example

  4. G. 729 and G. 711 Codec’s

  5. Partial List of VoIP Network Requirements

  6. Resource Availability Indicator

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