Lucent Technologies 4.1 manual GL-2Glossary

Call Waiting

A feature that lets standard phone users receive notification of a second incoming call when they are busy on a call. The user can press the switchhook to put the first call on hold and answer the second call.

Caller ID

A feature that displays an incoming caller’s number (or name) on a system display phone. To get Caller ID, you must subscribe to the service (if it is available) from your local phone company and connect Caller ID lines to the appropriate system modules.

Caller ID Inspect

A feature that allows you to view incoming Caller ID or Call Coverage information on other lines while active on a call, without placing the call on hold or hanging up.

Caller ID Name/Number

A feature that allows you to toggle between a caller’s Caller ID name and Caller ID number.

Caller ID service

A subscription service available from some local telephone companies, providing the telephone number and/or name of the caller on lines that have the service.

Calling Group

A group of extensions that can be called simultaneously by dialing a group calling code. See also Hunt Group.

Calling restriction

A feature that lets you control telephone use at specific extensions.

Carrier

Plastic housing, made up of a backplane and cover, that holds system modules. Your configuration consists of at least the primary carrier and can be expanded to include the expansion carrier.

Centralized Telephone Programming

A method of telephone programming that lets you program individual extensions in the system from a system display phone at extension 10 or extension

11.Centralized Telephone Programming is an alternative to Extension Programming.

CO Line

See Line.

Combination extension

An extension that has two devices connected to it. Combination extensions can connect two standard devices or a standard device and a system phone, but not two system phones.

Control unit

The control unit consists of a primary carrier, which contains line and extension modules for connecting lines coming into your building to the extensions in your system. It also provides system features. The control unit can be expanded to include an expansion carrier for additional line and/or extension capacity.

D

DGC Group

See Group Call Distribution and Hunt Group.

Direct Extension Dialing

A feature that enables outside callers to dial an extension or Hunt Group directly, without waiting for the receptionist to transfer the call.

Doorphone

A Lucent Technologies proprietary phone that can be wall mounted outside your office or in a lobby to allow visitors to alert any number of system extensions by pressing a button. The doorphone includes a speaker and microphone, to allow a two-way conversation between the doorphone and the phone that answers.

Do Not Disturb

A feature that prevents incoming calls from ringing at an extension. See also Send All Calls.

D X D

See Direct Extension Dialing.

GL-2Glossary