AT&T 585-300-903 Modular Trunk, Data Module, Mount Point, Mounted, Network, Termination, NT1 Unit

GL-14Glossary

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Modular Trunk	A Data Terminal Equipment (DTE) device that converts RS-232C or RS-449 signals
Data Module	to Digital Communications Protocol (DCP) used by the System 75, System 85, or
(MTDM)	Generic 1 or 2 PBXs. MTDMs are often used in modem pools.
Mount Point	A software abbreviation for a filesystem that allows software to find it independent of
	its physical location. Similar to a ‘‘directory.’’
Mount	The process of identifying a filesystem to software and make it accessible by the
	DBP.
Mounted	The state of a filesystem when it is identified to the software and accessible by the
	DBP.
Network	A physical and electrical interface between the 2-wire U interface and the 4-wire T
Termination 1	interface. The NT1 unit marks the boundary between Customer Premises Equipment
(NT1) Unit	(CPE) and the ISDN network.
Networking	An R1V3 AUDIX feature that allows the customer to link together up to 100 remote
	AUDIX machines for a total of up to 36,000 subscribers.
Nonstandard	A manual initialization option run by typing ‘‘n’’ after the standard/nonstandard boot
Boot	question. This must be followed with controller, device, and boot filesystem
	information.
Nonstandard	A manual initialization option run by typing ‘‘n’’ to the standard/nonstandard
Initialization	initialization question. Subsequent questions allow you to specify a type of
	initialization.
Normal Mode	The state of the AUDIX system after hardware initialization, where software is
	running and maintenance and administration forms are available.
Not Deliverable	A message that could not be delivered after a number of attempts specified by the
Message	system administrator (up to ten). This usually means the subscriber’s mailbox is full.
Null Modem	A device that rearranges (crosses over) the leads in a cable, allowing signals to be
	exchanged between two Data Terminal Equipment (DTE) devices. A null-modem
	cable is required to directly connect a display terminal to the AUDIX MI
	administration or maintenance connectors in a hard-wired local installation.
On-Line Help	A feature introduced in AUDIX Enhanced software allowing system administrators
	and maintenance personnel to obtain screen form information by pressing a key for
	the PATH line, field, or form.
One-Cabinet	Current name for the 16-port AUDIX-S (Small) system. This half-height cabinet
AUDIX	supports up to 2,000 subscribers. See AUDIX-S.
Operating	The set of programs that runs the hardware and interprets software commands.
System
Opening a	The process of making an inactive filesystem capable of providing service through a
Filesystem	restart or a reboot.
Oryx/Pecos	The AUDIX operating system (application software shipped on the generic program
	cartridge from the factory), a set of programs that runs hardware and interprets
	software commands.