MERLIN LEGEND Communications System Release 6.0
System Manager’s Guide
555-660-118
Issue 1
February 1998
Glossary
Page GL-15
Integrated
Administration
Capability of
IS III that simplifies the programming of
common information for the system,
AUDIX Voice Power,
and, if it is also installed,
Fax Attendant System.
Integrated
Services Digital
Network
See
ISDN.
Integrated
Solution II/III
See
IS II/III.
Integrated Voice
Power Automated
Attendant
IS II application that automatically answers incoming calls
with a recorded announcement and directs callers to a
department, an extension, or the system operator.
intercom buttons
See
ICOM buttons.
interface
Hardware and/or software that links systems, programs, or
devices.
intersystem calls
In a
private network, calls between a local extension and a
local or non-local dial plan extension.
Intuity
CONVERSANT
Voice response application that automatically answers and
routes calls and executes telephone transactions.
I/O device
(input/output device) Equipment that can be attached to a
computer internally or externally for managing a computer
system’s input and output of information.
IROB protector
(In-Range Out-of-Building protector) Surge-protection
device for off-premises telephones at a location within 1000
feet (305 m) of cable distance from the control unit.
IS II/III
(Integrated Solution II or Integrated Solution III) Set of UNIX
System-based applications that augments and provides
additional services using the system.
ISDN
(Integrated Services Digital Network) Public or private
network that provides end-to-end digital connectivity for all
services to which users have access by a limited set of
standard multipurpose user and
network interfaces;
provides digital circuit-switched or packet-switched
connections within the network and to other networks for
national and international digital connectivity.
ISDN 7500B Data
Module
Data communications device that allows connection
between an RS-232
DTE device and the control unit by
MLX extension jacks on the 008 MLX or 408 GS/LS-MLX
module.
ISDN terminal
adapter
(Integrated Services Digital Network terminal adapter) A
device that connects the communications system with
data
terminal equipment (DTE); for example, an ISDN terminal
adapter or modem acting as data communications
equipment (DCE) for a PC.
