mpirical

A-key
a-law
a-number
A interface
A Link
A/D - Analogue-to-Digital converter or conversion
A1 Interface
A10 Interface
A11 Interface
A2 Interface
A2DP - Advanced Audio Distribution Profile
A3 - Authentication Algorithm A3
A3 Interface
A38
A5 Interface
A5/1 - Encryption Algorithm A5/1
A5/2 - Encryption Algorithm A5/2
A5/X
A7 Interface
A8 - Ciphering Key Generating Algorithm A8
A8 Interface
A9 Interface
AA - Abbreviated Alert
AA - Access Attempt
AA - Automated Attendant
AAA - Access Authorization and Accounting
AAL - ATM Adaptation Layer
AAL1 - ATM Adaptation Layer 1
AAL2 - ATM Adaptation Layer 2
AAL5 - ATM Adaptation Layer 5
AAS - Adaptive Antenna System
AB - Access Burst
ABI - Application Binary Interface
Abis Interface
ABM - Asynchronous Balanced Mode
ABNF - Augmented Backus-Naur Form
ABR - Area Border Router
ABR - Available Bit Rate
AC - Access Category
AC - Access Channel
AC - Access Class (C0 to C15)
AC - Admission Control
AC - Attachment Circuit
AC - Authentication Center
Access Code
Access Control Method
Access delay
Access Protocol
Access Server
Access Stratum SDU (Service Data Unit)
ACCH - Associated Control Channel
Account Code
Accounting
Accuracy
ACD - Automatic Call Distributor
ACELP - Algebraic Code-Excited Linear Prediction
ACF - Admission Confirm
ACI - Adjacent Channel Interference
ACID – HARQ Channel Identifier
ACL - Access Control List
ACL - Asynchronous Connectionless Link
ACM - Access Channel Message
ACM - Accumulated Call Meter
ACM - Address Complete
ACMC - Access Channel Message Capsule
ACO - Additional Call Offering
ACP - Access Channel Preamble
ACP - Automatic Call Processing
ACR - Access Channel Request
ACR - Access Channel Response
ACS - Access Channel Slot
ACSE - Application Control Service Element
Active Communication
Active Mode
Active Monitor
Active Set
ad hoc
Ad Hoc Network
Address Mask
ADDTS - Add Traffic Stream
Adjacent Channel Leakage Ratio
ADM - Add/Drop Multiplexer
ADM - Asynchronous Disconnected Mode
ADPCM - Adaptive Differential Pulse Code Modulation
ADSL - Asymmetric Digital Subscriber Line
AEC - Automatic Echo Cancellation
AEF - Access Entry Handoff
AES-CCM - Advanced Encryption Standard - Counter with Cipher
AES - Advanced Encryption Standard
AF - Active Frame
AF - Assured Forwarding
AF Assured Forwarding
AGC - Automatic Gain Control
AGCH - Access Grant Channel
Aging
AGPS - Assisted Global Positioning System
AH - Access Handoff
AH - Authentication Header
AICH - Acquisition Indicator Channel
AID - Association Identifier
AIFS - Arbitration Interframe Space
AirSnort
AIUR (Air Interface User Rate)
AK - Authorization Key
AKA – Authentication and Key Agreement
ALCAP - Access Link Control Application Part
Alert
AM - Acknowledged Mode
AM - Amplitude Modulation
AM - Assured Mode
AM – Authorization Module
AM/PM - Amplitude Modulation to Phase Modulation conversion
AM_ADDR - Active Member Address
Ambient Noise
AMIS - Audio Messaging Interchange Specification
Amplifier
AMPS - Advanced Mobile Phone Service
AMR - Adaptive Multi Rate
Analogue signal
Analogue transmission
ANI - Automatic Number Identification
ANM - Answer Message
ANS - Answer Message
ANSI - American National Standards Institute
Answerback
Antenna Gain (dBi)
AoC - Advice of Charge
AoC(Advice of Charge)
AoCC - Advice of Charge Charging supplementary service
AoR - Address of Record
AP - Access Point
AP - Access Preamble
AP - Access Probe
AP - AICH - Access Preamble Acquisition Indicator Channel
APCH - Auxiliary Pilot Channel
APH - Access Probe Handoff
API - Application Program Interface
APN - Access Point Name
Applet
Application
Application Context
Application Generator
Application Interface
Applications / Clients
APS - Access Probe Sequence
AR - Autonomous Registration
AR_ADDR - Access Request Address
Area Router
ARFCN - Absolute Radio Frequency Channel Number
ARI (Assist Request Instructions)
ARIB - Association of Radio Industries and Businesses
ARJ - Admission Reject
ARL - Adjusted Ring Length
ARP - Address Resolution Protocol
ARPA - Advanced Research Projects Agency
ARPU - Average Revenue Per User
ARQ - Admission Request
ARQ - Automatic Repeat Request
ARU - Audio Response Unit
AS - Access Stratum
AS - Active Set
AS - Application Server
AS - Autonomous System
ASA - Access Sub-attempt
ASBR - Autonomous System Boundary Router
ASCII - American Standard Code for Information Interchange
ASE - Application Service Element
ASIC - Application Specific Integrated Circuit
ASN - Autonomous System Number
ASN – Access Service Network
ASN.1 - Abstract Syntax Notation 1
ASP - Application Server Process
Association
AST - Automatic Spanning Tree
Asynchronous
AT - Action Time
ATB - All Trunks Busy
ATDPCH - Auxiliary Transmit Diversity Pilot Channel
ATI (Any Time Interrogation)
ATIM - Announcement Traffic Indication Message
ATIS - Alliance for Telecommunications Industry Standards
ATM - Asynchronous Transfer Mode
ATM Forum
Attendant Console
Attenuation
AU - Administrative Unit
AuC - Authentication Centre
Audiotex
AUG - Administrative Unit Group
AUI - Attachment Unit Interface
AUTHBS - Base Station Authentication Response
Authentication
AUTHR - Authentication Response
AUTN - Authentication Token
Auto Correlation Function
Automated Key Distribution
AUZ - Active User Zone
AV - Authentication Vector
Average Transmit Power
Average Transmitter Power PerTraffic Channel (dBm)
AVP - Attribute Value Pair
AVP - Audio Visual Profile
AVRCP - Audio/Video Remote Control Profile
AWGN - Additive White Gaussian Noise