Paradyne 392xPLUS DBm, Demodulation, DevHS, Diagnostic Channel DC, Dial command modifiers

COMSPHERE 392xPlus Modems

dBm	A decibel referenced to one milliwatt. This unit measures relative signal power.
DCE	The equipment (Data Communications Equipment or Data Circuit Terminating
	Equipment) that provides the functions required to establish, maintain, and end a
	connection. This equipment also provides the signal conversion required for
	communication between the DTE and the telephone line.
DCP	Diagnostic Control Panel. The face of the modem that continuously provides status
	information about the modem's operation and allows an operator to manage its operation.
	This is a generic term used for both the standalone and carrier-mounted models. See
	SDCP.
demodulation	The process of recovering data from a modulated carrier wave.
DevHS	Device Health and Status. A detailed account of device alarms.
Diagnostic Channel (DC)	The diagnostic interface between two network devices, used to extend the NMS
	diagnostics to downstream devices.
dial command modifiers	A modifier used in the dial string that instructs the modem how to process a dialed
	telephone number.
dial line	A communications circuit that is established by a switched circuit connection in the dial
	network.
dial network	See PSTN.
Dial Standby	A function available when the modem is operating in Dial Backup mode, allowing the
	modem to switch back to lease-line operation while still maintaining the dial-line
	connection.
dial string	A series of characters that consists of numbers and modifiers used to dial a telephone
	number.
digital bridging	Provides the capability of dial backup in a multipoint configuration by bridging the
	signal on the digital side of the front end panel.
directory location	Nonvolatile memory that stores up to ten telephone numbers. Each directory location can
	have up to 40 characters entered.
DOC	Canadian Department of Communication.
download	A process that transfers modem firmware from a locally attached PC to a modem or
	allows the cloning of firmware from a local modem to a remote modem.
downstream modem	A device connected ªfartherº from the host computer.
DTE	The equipment (Data Terminal Equipment), such as a computer or terminal, that
	provides data in the form of digital signals.
edit area	A temporary work area used to view and change configuration options from the DCP.
	The edit area can be loaded from one of five configuration option areas, Active
	(Operating), Active (Saved), Customer 1, Customer 2, or Factory.

Glossary-4 November 1996 3920-A2-GN31-30