Lucent Technologies MERLIN LEGEND Release 5.0 Installation Manual page 321

MERLIN LEGEND Communications System Release 5.0
Installation 555-650-140
Glossary
Behind Switch
mode
binary code
bipolar 8 zero
substitution
bipolar signal
bipolar violation
BIS
bit
bit rate
blocking
BMI
One of three modes of system operation, in which
the control unit is connected to (behind) another tele-
phone switching system, such as Centrex or DEFIN-
ITY, which provides features and services to
telephone users. See also
Key mode.
Electrical representation of quantities or symbols
expressed in the base-2 number system, which
includes zeros and ones.
See B8ZS.
Digital signal in which pulses (ones) alternate
between positive and negative. See also AMI, B8ZS,
and bipolar violation.
Condition occurring when two positive or two nega-
tive pulses are received in succession. See also
and B8ZS.
(Built-In Speakerphone) Part of the model name of
some analog multiline telephones.
(binary digit) One unit of information in binary nota-
tion; it can have one of two values, zero or one.
Speed at which bits are transmitted, usually
expressed in bps . Also called "data rate." See also
baud rate.
Condition in which end-to-end connections cannot
be made on calls because of a full load on all possi-
ble services and facilities. See also
(Broadcast Music Incorporated)
June 1997
Page GL-6
Hybrid/PBX mode
glare .
Issue 1
and
AMI