VoIP Signaling and H.323 Call Control

This course is included in our On-demand training solution.

Overview

To identify the role of signaling and call control in a VoIP network, configure H.323 gateways and gatekeepers, and identify the various commands used to monitor and troubleshoot H.323

Target Audience

IT professionals responsible for preparing, configuring, and maintaining a voice and data network; candidates preparing for the Cisco Certified Voice Professional certification (CVOICE 642-432)

Prerequisites

Working knowledge of LANs, WANs, and IP switching and routing; an understanding of traditional public switched telephone network operations and technologies; internetworking skills covered in the Interconnecting Cisco Network Devices (ICND) course; Cisco Voice Fundamentals (CVF) v1.0 e-learning course completion

Expected Duration

165 min.

Course Objectives

VoIP Signaling and H.323 Call Control

  • identify the components and services provided by VoIP signaling.
  • match call control models to the corresponding protocol, identify the need for call control model translation, and identify the role of call control in the call setup procedure.
  • identify the administration and accounting capabilities of call control components.
  • identify the characteristics and protocols of H.323, and recognize how it is used in the IP internetwork environment.
  • recognize the functional components that make up an H.323 environment, identify the component scenarios required to establish end-to-end connections, and distinguish between RAS message types.
  • identify the steps in the call-flow procedure in various call setup scenarios, and recognize the multipoint conference control components used to support H.323 conferences.
  • identify strategies for maintaining VoIP service in an H.323 environment, and recognize the sequence of events in a call setup scenario involving a H.323 proxy server.
  • recognize how Cisco implements H.323, and identify how to configure a two-zone, two gatekeeper scenario.
  • configure a gatekeeper in a two-zone gateway-to-gatekeeper configuration.
  • identify show and debug commands used to provide support for monitoring and troubleshooting H.323.
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