AT&T MERLIN LEGEND Installation & Maintenance Manual page 706

Glossary
station
The endpoint on the internal
side of the communications
system. A station can be a
telephone with or without an
adjunct or can be a data
terminal with a modem
(analog) or an ISDN 7500B
Data Module (digital)
attached.
station jack
An analog, digital, or tip/ring
(T/R) interface on the control
unit module for connecting
telephones and other
equipment.
Supplemental Alert Adapter
(SAA)
A device that permits alerting
equipment to be connected
to an analog multiline
telephone jack so that people
working in noisy or remote
areas of a building can be
alerted to incoming calls.
switched service network
(SSN)
A network consisting of
terminals, transmission lines,
and at least one exchange on
which a user can
communicate with any other
user at any time.
switchhook flash
Operation of the telephone
switchhook in which the on-
hook period is in the range of
250-500 ms.
synchronous data transmission
A method for continuous
digital data stream in which
the transmission of each
binary bit is synchronized
with a master clock.
system acceptance test
A test of all trunks,
telephones, data terminals,
and features after installation
to ensure they are working
correctly.
system date
The date that appears on
display telephones and
Station Message Detail
Recording (SMDR) reports.
System Programming &
Maintenance (SPM)
A DOS-or UNIX®-based
application for programming
and maintaining the
communications system.
system renumbering
A process used to change
the extension numbers
assigned to stations,
adjuncts, calling groups,
paging groups, Call Park
zones, and Remote Access.
system time
The time that appears on
display telephones and is
printed on Station Message
Detail Recording (SMDR)
reports.
Glossary GL-21