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Unit 6

VoIP Architecture (H.323, SIP and MGCP) . Unit 6. Objectives. Describe and explain MGCP, H.323 and SIP protocols. List the 3 various architectures used for VoIP. Describe the common H.323 VoIP Services. Describe the common H.323 architecture components. Explain the function of a gateway.

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Unit 6

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  1. VoIP Architecture (H.323, SIP and MGCP) Unit 6

  2. Objectives • Describe and explain MGCP, H.323 and SIP protocols. • List the 3 various architectures used for VoIP. • Describe the common H.323 VoIP Services. • Describe the common H.323 architecture components. • Explain the function of a gateway. • Explain the function of a gatekeeper. • Describe signaling between gateway and gatekeeper. • Explain the gatekeeper directory function and operation. • List VoIP Application Servers. • Describe SIP network Architecture, its components, gateways and servers. • Describe SIP signaling. • Explain how H.323 and SIP networks interconnect. • Explain the architecture of a softswitch. • Describe a Softswitchs’ signaling, and gateways.

  3. H.323 VoIP Network Architecture

  4. VoIP Dial Peers and Call Legs

  5. Gateway and Gatekeeper Signaling

  6. Directory Gatekeeper

  7. SS7 Interconnection to the PSTN

  8. SIP Wholesale Architecture

  9. SIP Network Architecture

  10. SIP Farming

  11. SIP end-to-end Call Flow

  12. Adding SIP to an H.323 Core Network

  13. Local Access Softswitch-Based Architecture

  14. Call Agent Call Flow

  15. Softswitch Internetworking

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