Appendix D Acronyms and Abbreviations

AMI

alternate mark inversion

ANI

automatic number identification

B8ZS

bipolar eight zero substitution

BRI

Basic Rate ISDN

bps

bits per second

CPE

customer premise equipment

CSU

channel service unit

CTS

Clear to send

DACS

Digital Access Cross-Connect System

DCE

data communications equipment

DNIS

dialed number identification service

DS0

digital service, level 0 (64 kbps)

DSU

data service unit

DTE

data terminal equipment

DTMF

dual tone multifrequency

ESF

extended superframe

FTP

File Transfer Protocol

ISDN

Integrated Services Digital Network.

kbps

kilobits per second

LAN

local area network

LCD

liquid crystal display

LED

light emitting diode

Mbps

Mega bits per second.

MIB

management information base

NT1

network termination 1

PBX

private branch exchange

PRI

Primary Rate ISDN

PSTN

public switched telephone network

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ADTRAN 810 Plus manual Appendix D Acronyms and Abbreviations