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Ericsson LBI-39169 User Manual

Page 81

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GLOSSARY

LBI-39169

81

TERM

DEFINITION

EDACS

EDACS, short for Enhanced Digital Access Communications System, is a
registered trademark of Ericsson Inc. It is used by Ericsson to describe specific
communications systems and their specific equipment which meet or exceed
the needs of the Public Service, Industrial, Commercial, and Utility markets
world-wide.

EDACS radio system

Enhanced Digital Access Communication System radio system

The term

"EDACS radio system" refers to RF equipment that may be interfaced to the
EDACS CEC/IMC switch. The RF equipment may be located at a single
location, such as an EDACS site or it may be located at several locations, such
as in a voting system. Other examples of EDACS radio systems include
simulcast, CNI, and SCAT systems.

EDG

EDACS Data Gateway. Provides landline group and individual data calls for
EDACS networks.

EDG interface module

EDACS Data Gateway interface module

Mobile data is forwarded to the

CEC/IMC switch from the EDG computer equipment via the EDG interface
module
.

ELI

Enhanced Local Interconnect. In EDACS trunking, a telephone switching
system that allows authorized radio users to make and receive telephone calls
without dispatcher assistance.

FCAPS

Standard term that stands for the five broad areas of network management:
Faults, Configuration, Accounting, Performance, and Security.

GETC

Ericsson General Electric Trunking Card

The GETC is a microprocessor-

controlled shelf that can be configured to perform many different signal
processing tasks for Ericsson GE radio communications equipment. In
CEC/IMC applications, each GETC is equipped with a 9600 baud modem that
provides serial control data communications between the CEC/IMC (Uplink
GETC) and different radio systems (Downlink GETC).

Graphical User Interface

A Graphical User Interface (GUI) is a way of communicating with a computer
by manipulating icons (pictures) and windows with a mouse.

GSC bus

Global Serial Channel bus

The GSC bus is a high-speed serial bus that

provides packetized control data transfers between Controller Boards in the
CEC/IMC switch.

GUI

See Graphical User Interface.

HDI

EDG Host Data Interface. Provides an interface to host computers using RDI
protocol.

HDLC

High-Level Data Link Control protocol. A link level protocol standard by ISO
that is the basis for several link layer protocols.

HP OpenView

A suite of system and network management products offered by Hewlett-
Packard.