Lucent Technologies MERLIN LEGEND Release 5.0 Maintenance And Troubleshooting Manual page 424

MERLIN LEGEND Communications System Release 5.0
Maintenance and Troubleshooting 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
telephone switching system, such as Centrex or
DEFINITY, 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
negative pulses are received in succession. See also
AMI and B8ZS.
(Built-In Speakerphone) Part of the model name of
some analog multiline telephones.
(binary digit) One unit of information in binary
notation; 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
possible services and facilities. See also
(Broadcast Music Incorporated)
June 1997
Page GL-6
Hybrid/PBX mode
glare
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