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MERLIN LEGEND Communications System Release 6.1
Network Reference
555-661-150
Issue 1
August 1998
Glossary
Page GL-12
F
ExpressRoute
1000
Data communications device that allows connection
between an RS-232
DTE
device and the control unit using
MLX extension jacks on the 008 MLX or 408 GS/LS-MLX
module.
extended
superframe format
See
ESF
.
extension An endpoint on the internal side of the communications
system. An extension can be a telephone with or without an
adjunct. Also called “station.” See also
data workstation.
extension jack An analog, digital, or
tip/ring
physical interface on a module
in the control unit for connecting a telephone or other
device to the system. Also called “station jack.”
extension
programming
Programming performed at an extension to customize
telephones for personal needs; users can program features
on buttons, set the telephone ringing pattern, and so on.
See also
centralized telephone programming
and
system
programming
.
facility Equipment (often a
line
/
trunk
) constituting a
telecommunications path between the system and the
telephone company central office (
CO
).
Facility Restriction
Level
See
FRL
.
factory setting Default state of a device or feature when an optional setting
is not programmed by the user or system manager.
fax (facsimile) Scanning and transmission of a graphic image
over a telecommunications facility, or the resulting
reproduced image, or the machine that does the scanning
and transmitting.
Fax Attendant
System
Fax handling and processing application available with
AUDIX Voice Power
.
FCC (Federal Communications Commission)
feature Function or service provided by the system.
feature code Code entered on a dialpad to activate a feature.
feature module Prior to Release 3.0, a circuit pack inserted into the
processor
module
, used to provide system features and
replaced when the system is upgraded.
Feature screen Display screen on MLX display telephones; provides quick
access to commonly used features.
ferrite core Attachment to the AC power cord and ground wire of the
carrier power supply for compliance with FCC, part 15
requirements.