AT&T 2400 - Manual (Page 161)

Glossary
Issue 2 December 1995 GL-21
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.