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Jargon Buster

Analog

Analog is the opposite of digital transmission, using electrical signals to transmit data.

Architecture

The interactive design of a system.

Auto-Attendant

PBX or switchboard operator

Bandwidth

A range of frequencies able to pass information, the greater the bandwidth the more information that can be sent.

Bit

Electronic processing’s smallest unit of digital information.

BPS

Bits Per Second.

Byte

A computer system’s smallest unit of information.

Call Barring

Stops calls when requested

Call Diversion

Diverts calls to different numbers

Call Forwarding

Allows a call to be forwarded to another line when necessary.

Call Hold

Calls can be put on hold to be returned to when possible.

Caller ID

Allows you to view the caller before answering the call

Call Park

Allows a call to be put on hold whilst transferred to another extension.

Call Transfer

A feature allowing a call to be transferred to another phone

Call Waiting

Signals to a user to let them know a call is waiting.

CLIP

Caller Line ID Presentation

CLIR

Caller Line ID Restriction.

Codec (Compressor/Decompressor) – For VoIP

A codec is any technology for compressing and decompressing data. Codecs can be implemented in software, hardware or a combination of both

Codec (Coder/Decoder)

Transforms analogy data into digitally coded output and vice versa.

Common Carrier

Government regulated private company

DDI

Direct Dial Inbound is a designated phone number.

DECT

Digitally Enhanced Cordless Telecommunications.

Digital

Data represented by secure numbering.

Digital Switch

Allows digital signal transmission.

Firewall

Computer security system

Gateway

Network connection between two differing networks.

GSM

Global System for Mobile

Hosted Telephony

Also known as IP Telephony, a Hosted Telephony is a hosted data centre, external to company offices. Customers can connect to the hosted phone system through an internet connection.

Hunt Group

The term used for a single telephone number that has several phones allocated that can receive the call.

ICT

Information and communication technology.

IP

Internet Protocol, used for transferring data.

IP Telephony

See Hosted Telephony.

ISDN

Integrated Services Digital Network.

LAN

Local Area Network.

Leased Line

Private internet access.

Local Loop

Communication connection between two locations.

Modem

Modulator-Demodulator

MPLS

Multi Protocol Label Switching

Network

Communications system providing one or more access paths.

Open System

Communications system providing a basis for several companies.

PBX aka PABX

Switchboard/phone system – public automated branch exchange

PRI

Primary Rate Interface

PSTN

Public Switched Telephone Network

Remote Access

Transferring data between phone lines.

Remote Call Forwarding

Local calls can be transferred to longer distance numbers for the same charge.

Router

Routes IP to relevant destinations

RTS

Request To Send

SDSL

Symetric Digital Subscriber Line

SIM

Subscriber Identity Module.

SMTP

Simple Mail Transfer Protocol

Telecommuting

When a member of staff works remotely rather than commuting to work

Teleconference

Meetings/conferences held via audio lines.

Telemarketing

Using the telephone as a marketing tool.

 Telephony

Refers to services using a telephone link

Trunk

Switching systems line of communication

Unified Messaging

Voice, text and fax messages available from one email account.

Voice Response

Call transfers via touchtone telephone systems.

VOIP

Voice Over Internet Protocol

VPN

Virtual Private Network

WAN

Wide Area Network

WAP

Wireless Application Protocol

ZIP

A method of compressing data files