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DEFINITY AUDIX System Release 4.0
System Description Pocket Reference
585-300-214
Issue 1
May 1999
Glossary
GL-8
Local Area Network (LAN)
A short distance data communications network used to link computers
and peripheral devices under some form of standard control
Local Maintenance Terminal (LMT)
A display terminal located near the DEFINITY AUDIX System and the
switch. It is temporarily attached to the DEFINITY AUDIX during an
on-site service visit.
Login
A unique code used to gain approved access to a subscriber’s voice
mailbox or to a display terminal.
M
Magneto-optical (MO) Disk Drive
With release 4.0, the device used to store nightly and weekly backups
of customer data, install new software releases, restore the system
and remove core dumps and other maintenance information. The drive
stores information on an MO disk. The MO drive replaces the tape
drive from previous releases.
Mailbox
A portion of disk memory given to each subscriber for creating and
storing outgoing and incoming messages.
Message-Waiting Lamp
An LED on a telephone that alerts subscribers to new messages.
MO Disk
With release 4.0, the storage medium used by the magneto-optical
disk drive to store backups and other information.
Modem
A modulator/demodulator used for transmitting analog signals across
phone lines.
Multifunction Board (MFB)
For release 3.2 and earlier releases, the hardware platform (TN566B,
386 version and TN567, 486 version) which holds the central process-
ing unit, controllers, memory devices, and signal processors that make
a DEFINITY AUDIX System operational. For release 4.0 the TN568 is
the only circuit pack and therefore performs all operations for the
DEFINITY AUDIX system.
Multilingual System
A DEFINITY AUDIX System containing primary and secondary lan-
guage announcement sets. A large (40 hour) system can hold up to
nine different language sets. The Telecommunications Device for the
Deaf (TDD)-based announcement set is treated as a multilingual
option.