GL-2
Strata DK40 Programming Manual Spring 1999
CPN
Called Party Number—The number of the calling party presented to the system
over digital trunks.
DADM
Digital Add-on-Module—Optional device that connects to 2000-series digital
telephones to provide the telephones with 20 flexible feature buttons that can be
assigned individually for Direct Station Selection, System and Personal Speed
Dial, and Exchange line access.
DDCB
Digital Door Phone/Lock Control Unit—A peripheral hardware unit
compatible with designated digital telephone circuits that supports optional
door phones (MDFBs) and provides door lock control.
DDSS
Digital Direct Station Selection Console—A device that helps facilitate the
processing of a heavy load of incoming calls. The DDSS connects only to
designated digital telephone circuits, and is associated with a digital telephone.
DDI Line
Direct Dialling Inward Line.
DISA
Direct Inward System Access—A feature that allows an outside party to access
the Strata DK system internal stations or outgoing Exchange lines without
having to go through an operator or automated attendant. An optional security
code may be set to prevent unauthorised access to outgoing Exchange lines for
through system calling.
DK
Digital Key.
DKT
Digital Telephone.
DKT2000 series
Toshiba proprietary digital telephones consisting of four models: two 10-button
models with handsfree answerback and/or LCD display and two 20 button
telephones with speakerphone or a speakerphone with LCD display.
DKSUB40
Strata DK40 Base Key Service Unit (KSU) with power supply and battery
charger. Equipped with eight digital telephone circuits built-in, and no
Exchange line circuits. Includes external page interface, MOH/BGM interface,
power failure transferand miscellaneous relay control.
[DN]
Directory Number.
DPFT
Power Failure/Emergency Transfer Unit—An optional backup unit that
provides emergency service during power failures by automatically connecting
up to eight standard telephones to designated Exchange lines.
DSS
Direct Station Selection—See DDSS.
DTMF
Dual-tone Multi-frequency—Touch tone dialling.
Term
Definition