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Telecommunications Introduction  |    A 2 day training course

Telecomms training course description

A comprehensive tour of the telecommunications technologies and terminology currently in use, and under development.

What will you learn
  • List and describe components of the PSTN.
  • Explain how calls are made over the PSTN
  • Compare analog and digital transmission methods.
  • Describe the technologies within the transport plane.
  • Recognise the benefits of extra features available in today's telephone networks.
Telecomms training course details
  • Who will benefit:
  • Anyone new to the Telecommunications industry.

  • Prerequisites:
  • None.

  • Duration
  • 2 days

  • Dates & prices
  • Click here

Telecomms training course contents

  • Telephone network architecture
  • Handsets, local loop, distribution points, Local exchanges, main telephone switches, PBXs.

  • Making a call - some basics
  • Telephone call components, how a telephone call works, accessing the local exchange, loop disconnect, DTMF, standards, E.164, PSTN routing, Intelligent Networks, Special Rate Services.

  • Analogue vs Digital
  • Voice characteristics, PSTN bandwidth, analogue signalling, Digital encoding, PCM and the 64k, ADPCM and other voice compression methods.

  • PBXs
  • PABX, Call processing, networking PBXs, PBX facilities, bandwidth, blocking probability and Erlangs, Erlang models, using Erlang tables.

  • Transmission methods
  • Two wire transmission, 64k circuits, Nx64, E1, 2 wire to 4 wire conversion, echo, echo suppression, echo cancellers, twisted pair, coax, fibre optic, power lines, satellite systems, microwave.

  • Signalling
  • Analogue signalling, loop start, earth calling, E&M, AC15. Digital signalling -CAS, robbed bits and E1 slot 16 signalling. Digital signalling CCS, Q.931, SS7, Q.SIG, DPNSS, DASS2.

  • Transport planes
  • PDH, PDH issues, SDH, SDH architecture, SDH standards, SDH bit rates, SDH mulitplexors, DWDM.

  • Networks
  • Circuit Switched Networks, TDM, Packet Switched Networks, Frame Relay, Message Switching, Circuit Switching, STDM, Cell Switching, ATM, ATM cells, ATM traffic parameters, ATM QoS, MPLS.

  • Other network access
  • Modems, modulation, speeds, ISDN, BRI, PRI, xDSL, SDSL, ADSL.

  • Other Services
  • Centrex, VPNs, FeatureNet, CTI, Call Processing Systems, Voice Mail, Automated Attendant Systems, Interactive Voice Response, Call Management Systems, Call Conferencing, Star Services.

  • Mobile communications
  • 3 types of wireless telephone, mobile generations, base stations, cells, GSM, GPRS, 3G, UMTS, WCDMA, 4G, LTE.

  • VoIP overview
  • What is VoIP, VoIP benefits, What is IP? The IP header, Packetising voice, VoIP addressing, H.323, SIP, RTP. Bandwidth requirements.

Learning path



Based on customer ratings

A. K. - Network Rail

"Very well thought out and transferred. Very clear and easily understood. Enjoyable."

A. N. - SSE Telecomms

"Excellent base knowledge for Telecoms roles."

Training approach

This structured course uses Instructor Led Training to provide the best possible learning experience. Small class sizes ensure students benefit from our engaging and interactive style of teaching with delegates encouraged to ask questions throughout the course. Quizzes follow each major section allowing checking of learning.