Glossary

uniform call distribution (UCD)

The type of call-distribution group (or hunt group) of analog port cards on some switches that connects subscribers and users to the INTUITY AUDIX system. System 75, Generic 1, Generic 3, and some central office switches use UCD groups. See also call-distribution group.

UNIX operating system

A multi-user, multitasking computer operating system.

untouched message

An INTUITY AUDIX feature that allows a subscriber to keep a message in its current category by using the **H (Hold) command. If the message is in the new category, message-waiting indica- tion remains active (for example, the message-waiting lamp will remain lit).

user population

A combination of light, medium, and heavy users on which INTUITY configuration guidelines are based.

V

vector

A customized program in the switch for processing incoming calls.

voice link

The INTUITY analog connection(s) to a call-distribution group (or hunt group) of analog ports on the switch.

voice mail

See voice message.

voice mailbox

See mailbox.

voice message

Digitized voice information stored by the INTUITY system on disk memory. Also called voice mail.

voice port

The IVC6 port that provides the voice interface between the INTUITY system and the analog ports on the switch.

voice terminal

A telephone used for spoken communications with the INTUITY system. A touch-tone telephone with a message-waiting indicator is recommended for all INTUITY AUDIX subscribers.

voicing

Either speaking a message into the INTUITY system during recording, or having the system play- back a message or prompt to a subscriber.

volt

The unit of measurement of electromotive force. One volt is the force required to product a cur- rent of one ampere through a resistance of one ohm.

Issue 2 December 1995 GL-21

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AT&T 2400 Uniform call distribution UCD, Unix operating system, Untouched message, User population, Vector, Voice link