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MERLIN LEGEND Communications System Release 6.1
Network Reference
555-661-150
Issue 1
August 1998
Glossary
Page GL-3
B
Automated
Attendant
IS II/III
,
MERLIN LEGEND MAIL
, and
Lucent Technologies
Attendant
application that automatically answers incoming
calls with a recorded announcement and directs callers to a
department, an extension, or the system operator.
Automated
Document Delivery
System
See
ADDS
.
automatic
immediate cycling
Process that occurs in private network when all available
routes for a call specify systems with matching
switch
identifiers
. The call is routed from the originating system to
the destination system and back to the originating system
in a continuous loop.
Switch identifiers
labelling systems
must be unique across a network.
Automatic Line
Selection
See
ALS
.
Automatic Number
Identification
See
ANI
.
automatic
ringdown tie-trunk
See
automatic-start tie trunk
.
Automatic Route
Selection
See
ARS
.
automatic-start tie
trunk
Tie trunk
on which incoming calls are routed to an operator
or other designated destination without a start signal, as
soon as the trunk is seized; the destination is specified
during programming. Also called “automatic ringdown” or
“auto-in” tie trunk.
auxiliary power
unit
Device that provides additional power to the system.
B8ZS (bipolar 8 zero substitution) Line-coding format that
encodes a string of eight zeros in a unique binary sequence
to detect bipolar violations.
backup Procedure for saving a copy of system programming onto a
floppy disk or
memory card
. See also
restore.
bandwidth Difference, expressed in hertz, between the highest and
lowest frequencies in a range that determines channel
capacity.
barrier code Password used to limit access to the
Remote Access
feature of the system. In a
private network
, it is especially
important that barrier codes be required for all types of
remote access.
basic carrier Hardware that holds and connects the
processor module
,
power supply module
, and up to five other modules in the
system. See also
expansion carrier
.