Nortel Networks Companion MICS-XC - Manual (Page 122)

116 / Glossary
MICS-XC Norstar-Companion Installer Guide P0881594 Issue 01
Modules (TM) that supports more
external lines, or Station Modules
(SM) that support more Norstar
telephones.
incoming line group (ILG): A group
of lines used for incoming calls.
Incoming line groups provide
telephone access to several
incoming lines without taking up
many line buttons. A line is assigned
to be part of an incoming line group
in Installer programming.
Installer password: A one-to six-
digit password that prevents
unauthorized access to Installer-
oriented programming. The Installer
password can be assigned and
changed in Passwords
programming.
Integrated Services Digital
Network (ISDN): A digital
telephone service that allows for a
combination voice and data
connection over a single, high-
speed connection. ISDN service can
operate over the same copper
twisted-pair telephone line as
analog telephone service.
Intercom button: A button that
provides access to internal lines
used for calls within a Norstar
system and access to external lines
through a line pool or external code.
A telephone may be assigned zero
to eight Intercom buttons. This is
done during an Installer
programming session.
Intercom keys: See Intercom
button.
K
Key Service Unit (KSU): Please
see Integrated Communication
System (ICS).
L
Line Pool:
ƒfl›
A group of lines used for making
external calls. Line pools provide an
efficient way of giving a telephone
access to external lines without
taking up many line buttons. A line is
assigned to be part of a line pool in
an Installer programming session.
M
M7310 telephone: A telephone that
has a two-line display, three display
buttons, 10 programmable memory
buttons with indicators, and 12 dual
memory programmable buttons
without indicators. An M7310 can be
equipped with a Busy Lamp Field.
M7324 telephone: A telephone with
a two-line display, three display
buttons, and 24 programmable
memory buttons with indicators. An
M7324 telephone can be equipped
with a CAP module.
Module: A component of the
Norstar key system. Includes the
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