VOIP Technologies

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VOIP Technologies

Hemsley Fraser
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Description

Overview

Course duration: 3 days.

This Instructor led course is designed for design and support specialists with a working knowledge of voice and data who need the fundamentals of Voice over IP technologies.

Recommended as preparation for exam(s): 920-803 Technology Standards and Protocols for IP Telephony Solutions certification exam.

This course is run in partnership with Global Knowledge.

Is it right for me?

This course is aimed at: Technicians and Engineers.

All delegates should have a working knowledge of: Voice Telecommunications andInternet Protocol (IP) Fundamentals.

What will I learn?

At the end of the course, delegates will be able to:

  • Define the key infrastructure…

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Frequently asked questions

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Didn't find what you were looking for? See also: VOIP, CompTIA A+ / Network+ / Security+, IT Security, Cisco, and Telecommunications.

Overview

Course duration: 3 days.

This Instructor led course is designed for design and support specialists with a working knowledge of voice and data who need the fundamentals of Voice over IP technologies.

Recommended as preparation for exam(s): 920-803 Technology Standards and Protocols for IP Telephony Solutions certification exam.

This course is run in partnership with Global Knowledge.

Is it right for me?

This course is aimed at: Technicians and Engineers.

All delegates should have a working knowledge of: Voice Telecommunications andInternet Protocol (IP) Fundamentals.

What will I learn?

At the end of the course, delegates will be able to:

  • Define the key infrastructure considerations to support the addition of VoIP traffic in a Local Area Network, Wide Area Network, and Wireless environments.
  • Apply knowledge of how voice is sampled and converted into IP packets to determine the appropriate CODEC and packetization interval required to meet customer VoIP bandwidth requirements.
  • Compare and contrast transport models, such as Voice over IP, Voice over Frame Relay, and Voice over AT.
  • Describe standard voice quality measurement models, such as the Mean Opinion Score and the E-Model.
  • Apply knowledge of the attributes of Real-Time Protocol to identify why it is ideal for handling packetized voice in an IP telephony environment.
  • Compare the unique attributes of User Datagram Protocol and Transmission Control Protocol.
  • Choose the appropriate CODEC given customer bandwidth and voice quality performance requirements.
  • Determine bandwidth requirements based upon call volume and CODEC selection.
  • Choose the appropriate method to implement Quality of Service given customer voice quality requirements.

What will it cover?

Major Components of the VoIP Network

  • VoIP Network
  • Local Area Network Infrastructure
  • Wide Area Network Infrastructure
  • Security Issues
  • Wireless

Voice Packetization

  • Analog to Digital Conversion
  • Pulse Code Modulation
  • CODECs
  • Packet Switching
  • Voice Packet

Transport and Session Layer Technologies

  • Transmission Models
  • Transport and Session Layer Internet Protocols

Voice Quality

  • CODEC Selection
  • Common Models for Voice Quality

Bandwidth

  • Bandwidth Overview
  • Calculating bandwidth without Layer 2
  • Layer 2 Data Link Overhead
  • Calculating bandwidth with Layer 2
  • Calculating Effective bandwidth with Voice Activity Detection

Quality of Service

  • Methods to Achieve Quality of Service
  • Ethernet 802 Standards
  • Queuing Mechanisms
  • A layered approach

Traffic Convergence Issues

  • Low Speed WAN Connection Issues
  • Common Ethernet Network Issues for LAN Environment
  • Describing WLAN Security Standards

VoIP Standardization and Signalling Protocols

  • H.323 Overview
  • Session Initiation Protocol (SIP)
  • Comparing H.323 and SIP
  • Interworking H.323 and SIP
  • Other Signalling Protocols
  • MEGACO/H.248

Network Assessment

  • Readiness Audit
  • Network Diagram
  • Link Types and Speeds
  • Hardware
  • Power and Wiring
  • Quality of Service
  • Packet Loss and delay
  • Protocol ConsiderationsCourse Prerequisites
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