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Acronyms and definitions, Glossary – Verilink AS2000: The Basics (880-502981-001) Product Manual User Manual

Page 121

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Verilink Access System 2000: Basics

Glossary-1

Glossary

Acronyms and Definitions

A

A

Ampere. See

current

.

AC

Alternating current. An electric

current that reverses direction

(positive and negative values) at

regular intervals.

acknowledged alarm

An alarm sent to the management

module and acknowledged by the

user or automatically by software.

ACP

See

Advanced Communications

Protocol (ACP)

.

address switch

A selector switch on Verilink shelf

units used to assign an address to

each shelf.

adjacent channels

Channels are assigned so there are

no unassigned channel between

them. For example, if Port 1 =

Channels 2, 3, 5, 7 & 9 and Port 2

= Channels 10, 24, then 2 is

adjacent to 3, 7 is adjacent to 8,

and 24 is adjacent to 1.)

Advanced Communications Engine (ACE) A series of Verilink products

compatible with the AS2000

platform. Applications include

cross-connect switch, video

conferencing, and high-density

CSUs.

Advanced Communications Protocol

(ACP)

ACP is Verilink’s proprietary

controller protocol used by the

NCM & SCM controller modules,

and ACE application modules.

Advanced Programmable Architecture

(APA)

Verilink proprietary architecture

that provides the capability for

downloading firmware updates

into an Access System module

RAM via a firmware service

function.

AIS

See

alarm indication signal

(AIS)

. Sometimes called a

red

alarm

.”

AISS

See

Alarm Indication Signal

Second (AISS)

.