Lucent Technologies MERLIN LEGEND 6 System Manager's Manual page 447

MERLIN LEGEND Communications System Release 6.0
System Manager's Guide 555-660-118
Glossary
restricted data
channel
ring generator
riser cable
RS-232
robbed-bit
signaling
ROM
S
SAA
SA buttons
satellite system
screen pop
SDN
series
configuration
SID
signaling
simplex signaling
Restricted data channels do not allow the transmission of
occurrences of more than seven contiguous zero bits. See
also unrestricted data channel.
Circuit pack added to the power supply that generates a
high-voltage, 20–30 Hz signal to ring a telephone.
Cable that runs between floors in a multistory building and
connects wiring closets.
Physical interface, specified by the Electronics Industries
Association (EIA), that transmits and receives
asynchronous data at distances of up to 50 feet (15 m).
Signaling in which the least significant bit of every sixth
frame per channel is used for signaling in that channel.
(read-only memory) Computer memory that can be read
but cannot be changed.
(Supplemental Alert Adapter) Device that permits alerting
equipment to be connected to an analog multiline
telephone jack so that people working in noisy or remote
areas of a building can be alerted to incoming calls.
Telephone buttons that provide access to both inside and
outside calls.
In a private network, a communications system that is
directly connected to and located within 200 miles of the
local system.
Refers to a computer-telephony software application that
takes caller information (for example, provided by Caller ID
service), queries a database, and displays a screen with
information about the caller onto a user's PC screen.
Screen pop requires that an identifying number or code be
available to identify the calling party. See also CTI link .
(Software Defined Network) AT&T private networking
service created by specialized software within the public
network.
A private network arrangement where either two or four or
more communications systems are connected in a line,
with no particular system acting as the hub system . See
also star configuration .
[station (extension) identification]
Sending of information between devices to set up,
maintain, or cease a connection such as a telephone call.
Transmission of signals in one direction only across a
telecommunications channel.
Issue 1
February 1998
Page GL-23