A

AAA

Authentication, Authorization and Accounting

AAL

ATM Adaptation Layer

ADSL

Asymmetric Digital Subscriber Line

AMPS

Advanced Mobile Phone Service/System

ARPA

Advanced Research Projects Agency

ARPU

Average Revenue Per User

ASIC

Application Specific Integrated Circuit

ATM

Asynchronous Transfer Mode

ATMF

ATM Forum

B

BB

Broadband

BGW

Billing Gateway

B-ISDN

Broadband ISDN

bps

Bits Per Second

BRA

Basic Rate Access (ISDN)

BSC

Base Station Controller

BTS

Base Transceiver Station

C

CAD

Confirmed Advertisements Delivered

CBR

Constant Bit Rate

CCBS

Customer Care Billing System

CDMA

Code Division Multiple Access

CDPD

Cellular Digital Packet Radio

CDR

Call Detail Record

CIDR

Classless InterDomain Routing

CL

Connectionless

CLNP

Connectionless Network Protocol

CMIP

Common Management Information Protocol

CO

Central Office, Connection-Oriented

CPE

Customer Premises Equipment

CPGA

Cost Per Gross Addition

CSC

Circuit Switched Cellular

CSPDN

Circuit Switched Public Data Network

D

DaCS

Data Communications Server

D-AMPS

Digital AMPS

DCS 1800

Digital Cellular System, GSM based on 1800 MHz band

DECT

Digital Enhanced Cordless Telephone

DHCP

Dynamic Host Configuration Protocol

DLC

Digital Loop Carrier

DNS

Domain Name Service

DSL

Digital Subscriber Line

DSP

Digital Signal Processing

E

EDGE

Enhanced data rates for global evolution

EMS

Element Management System

ERMES

European Radio Messaging System

ESN

Electronic Serial Number

ETSI

European Telecommunications Standards Institute

F

FDD

Frequency Duplex Division

FNC

Federal Networking Council (US)

FPA

Fast Paging Acknowlegement

FR

Frame Relay

FTP

File Transfer Protocol

G

GGSN

Gateway GPRS Support Node

GMSC

Gateway MSC

GPRS

General Packet Radio Service

GR

GPRS Register