A comprehensive tour of the telecommunications technologies and terminology currently in use, and under development.
• 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.
Who Should Attend?
Manager Executive Anyone who is interested in the Telecommunications industry
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.
Analog vs Digital
Voice characteristics, PSTN bandwidth, analog signaling, Digital encoding, PCM and the 64k, ADPCM and other voice compression methods.
PABX, Call processing, networking PBXs, PBX facilities, bandwidth, blocking probability and Erlangs, Erlang models, using Erlang tables.