AT&T MERLIN LEGEND Reference page 147

G l o s s a r y
S
Service Profile Identifier (SPID)
A Service Profile Identifier associates a terminal with a
User Service Order Profile (see below) that contains the
information necessary to provide service to the
terminal. At the time of subscription, the network
provides each SPID. A station's Directory Number is
usually a subset of the SPID. Compare to User Service
Order Profile.
signaling
The sending of control and status information between
devices to set up, maintain, or take down a connection.
single-line telephone
An industry-standard touch-tone or rotary telephone
that only handles one trunk and is connected to the
communications system via a jack on a basic
telephone module.
special character
A pause, stop, or end-of-dialing signal in a
programmed dialing sequence such as an Auto Dial or
Personal Speed Dial number.
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 a 7500B Data Module
(digital) attached.
station jack
An analog, digital, or tip/ring interface on the control
unit module for connecting telephones and other
equipment.
Station Message Detail Recording (SMDR)
Captures detailed usage information on incoming and
outgoing voice and data calls.
Station Message Detail Recording printer
A printer used for Station Message Detail Recording
(SMDR) that is connected to the communications
system via an RS-232 jack on the processor.
switchook flash
Operation of the telephone switchhook in which the on-
hook period is in the range of 250-500 ms.
system renumbering
A process used to change the extension numbers
assigned to telephones, adjuncts, Calling Groups,
Paging Groups, Call Park Zones, Remote Access, and
lines/trunks.
G L - 4
System Programming and Maintenance (SPM)
A DOS- or UNIX-based application for programming
and maintaining the communications system.
T
tie trunk
A private line directly connecting two communications
systems.
tip/ring
The contacts and associated conductors of a single-
Iine telephone plug or jack.
trunk jack
A jack that connects an outside trunk to the
communications system control unit.
U
User Service Order Profile (USOP)
A User Service Order Profile contains the service
configuration for a BRI line (or lines). It is configured by
the 5ESS central office when BRI lines are ordered.