AT&T MERLIN LEGEND Release 3.0 System Programming And Maintenance Manual page 106

Glossary
feature code
feature module
Feature screen
Flash ROM
forced idle
foreign exchange
frame
framing format
FRL
FX
GL-16 System Programming and Maintenance (SPM)
Code entered on a dial pad to activate a
feature.
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.
Display screen on MLX display telephones;
provides quick access to commonly used
features.
Beginning with Release 3.0, a type of memory
provided on the processor module,
Condition of the system during certain
programming or maintenance procedure;
system prevents initiation of new calls.
See FX.
One of several segments of an analog or digital
signal that has a repetitive characteristic. For
example, a DS1 frame consists of a framing bit
and 24 bytes, which equals 193 bits.
Pattern of frames used in transmissions.
(Facility Restriction Level) ARS calling
restriction type that restricts outgoing calls to
certain specified routes.
(Foreign exchange) Central office (CO) other
than the one that is providing local access to
the public telephone network.