Instruction manual

MERLIN LEGEND Communications System Release 5.0
Maintenance and Troubleshooting
555-650-140
Issue 1
June 1997
Glossary
Page GL-24
K
L
kbps Kilobits per second.
Key mode One of three modes of system operation, in which
the system uses personal lines on line buttons for
outside calls, with a separate interface (
ICOM but-
tons
) for internal calling. See also Behind Switch
mode and Hybrid/PBX mode .
LAN (local area network) Arrangement of interconnected
personal computers or terminals, sometimes access-
ing a host computer, sometimes sharing resources
like files and printers.
LDN (Listed Directory Number)
LED (light-emitting diode) Semiconductor device that
produces light when voltage is applied; light on a
telephone.
line Connection between extensions within the
communications system or loop-start
communications path with CO; often, however, used
synonymously with trunk.
line and trunk
assignment
Assignment of lines and trunks connected to the
system control unit to specific buttons on each
telephone.