Lucent Technologies MERLIN LEGEND Release 6.1 System Manager's Manual page 441

MERLIN LEGEND Communications System Release 6.1
System Manager's Guide 555-661-118
Glossary
glare
GPA
ground-start trunk
Group IV (G4) fax
machine
group
videoconferencing
system
H
Hands Free
Answer on
Intercom
hands-free unit
headset
HFAI
HFU
Home screen
host
hub system
Hybrid/PBX mode
Condition that occurs when a user tries to call out on a
loop-start line at the same time that another call arrives on
the same line.
(General Purpose Adapter) Device that connects an analog
multiline telephone to optional equipment such as an
answering machine or a fax machine.
Trunk on which the communications system, after verifying
that the trunk is idle (no ground on tip lead), transmits a
request for service (puts ground on ring lead) to the
telephone company central office ( CO ).
A fax unit, offering 400 by 100 dots per inch (DPI) in fine
mode, that can operate at any speed for communication
with a Group III (G3) fax machine or another Group IV (G4)
fax machine.
A system application that allows face-to-face,
simultaneous video and voice communications between
groups and requires high-speed data transmission facilities.
See also desktop videoconferencing system.
See HFAI .
See HFU .
Lightweight earpiece and microphone used for hands-free
telephone operation.
(Hands Free Answer on Intercom) Feature that allows a
user to answer a voice-announced call.
(Hands-Free Unit) Unit for analog multiline telephones that
allows users to make and receive calls on the
speakerphone without using the handset.
Display normally shown on an MLX display telephone;
shows time, date, and call information, and shows when
some features are in use.
Telephone company or other switch providing features and
services to the system users, usually when the system is
operating in Behind Switch mode .
In private network that is arranged in a star configuration ,
the communications system through which all calls across
the network pass.
One of three modes of system operation, in which the
system uses line/trunk pool s and ARS in addition to
personal lines . Provides a single interface (SA buttons) to
users for both internal and external calling. See also Behind
Switch mode and Key mode .
Issue 1
August 1998
Page GL-14