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Short Form
Full Form
Central Office
Base Station Controller | or Binary Synchronous Communications (IBM)
Digital Enhanced Cordless Telecommunications
Clear Channel Capability
Subscriber Identity Module
Standards Committee (ISO)
Global System for Mobile telecommunications | or Groupe Spécial Mobile
Point Of Presence
User-Network Interface
What You See Is What You Get
Intelligent Calling System ID Identification
Personal Communications Services
International Electrotechnical Commission | or InterExchange Carrier
General Packet Radio Service
Personal Identification Number | or Positive-Intrinsic-Negative
High-Definition Television
Digital Network Architecture (Digital Equipment Corporation)
Compact Disk-Recordable
Service Management System
Short Message Service
Intelligent Call Routing
Computer-Aided Design
Manufacturers Application Protocol (ISO | General Motors) | or Mobile Applications Port
Peripheral Component Interconnect
Technical Advisory Group
Long Distance Carrier
Digital Multiplex Switch (Nortel Networks Switching Product Family DMS 100 | 200 | …)
Liquid Crystal Display
Personal Access Communications System
Message Telecommunications Service
Service Switching Point (IN)
Communications Services Management
Intelectual Property
Intelligent Peripheral (IN)
Internet Protocol (IETF)
Network Interface Card | or Network Information Center (Internet Registry)
Point Of Sale
Network Switching Sub-system (GSM)
Routing Information Protocol
Customer Service Representative
Network Termination | or New Technology | also Windows NT (Microsoft)
Compact Disk-Read-Only Memory
Shielded Twisted-Pair | or Signal Transfer Point (IN)
Cable Antenna Relay Services
InterOffice Channel
terabyte (trillion bytes)
Mobile Switching Center
Point-to-Point Protocol
Common ISDN API Service
Time Division Multiplexer
Virtual Circuit
Interexchange Carrier Interface
Mobile Satellite Service
Base Station Sub-system (GSM)
Business Support Systems
Payload Type
Computer Telephony Integration
Switching System
ARPA Network
Videocassette Recorder
Complementary Metal Oxide Semiconductors
Charge Coupled Device
Frame Control | or Fiber Channel
facsimile transmission
Cycles per second (Hertz)
Systems Network Architecture (IBM)
Tandem Office or Toll Office
Telecommunications Operator
Access Control Point
Call Detail Record
Management Integration Consortium
Basic Input-Output System
Multimedia Message Service
Data Communications Equipment | or Distributed Computing Environment
gigaHertz (billions of cycles per second)
Industrial | Scientific | and Medical (frequency bands)
Least Cost Routing
Base Station
Mediation Device
Geographic Information System
millisecond (thousandth of a second)
Mobile Station
Common Channel Signaling
Digital Signal Processor
Cable Television or Community Antenna Television
Integrated Services Digital Network
Resource ReSerVation Protocol (IETF)
Transmission Control Protocol -Internet Protocol (IETF)
International Record Carrier
OutSide Plant
Mobile Identification Number
Service Provider
Permanent Virtual Circuit
Simple Mail Transfer Protocol (IETF)
Motion Picture Experts Group
Access Control
Virtual Machine System (Digital Equipment Corporation)
Unshielded Twisted - Pair
Optical Character Recognition
Metropolitan Area Network
Calling Line Identification
Citizens Band
Digital Service Unit
Optical Carrier
Distributed Management
Management Center or Message Center
Reduced Instruction Set Computing
Wireless Local Area Network
Distributed Management Environment (OSF)
Internet Research Task Force
Virtual Redundancy Check
Customer Relationship Management
Public Utility Commission (USA)
Personal unblocking code
Minutes of Use | or Memorandum of Understanding
Magnetic Resonance Imaging
Computer-Aided Manufacturing
Open Systems Interconnection (ISO) | or Objective Systems Integrator
Personal Digital Cellular (Japan)
Enhanced Messaging Services
Location Based Services
Secure Sockets Layer (IETF)
Demand Access Protocol
File Allocation Table
Telecommunications Management Information Platform (Compaq)
Destination Address
Internet Corporation for Assigned Names and Numbers
General Agreement on Tariffs and Trade
Interactive Voice Response
Cell of Origin
Advanced Mobile Phone System
National Security Agency
Structured Query Language
Switched Multimegabit Data Services
Link Access Protocol (or Procedure)
Serial Line Internet Protocol (IETF)
Private Automatic Branch eXchange
Universal Server Farm (IBM)
Base Transceiver Station
Data Encryption Standard
Zone Improvement Program (geographic codes- USA)
Open Database Connectivity (Microsoft)
Commercial Mobile Radio Service
Kilobyte: One thousand and twenty-four bytes kbps kilo bit per second
First-In First-Out
Personal Digital Assistant
Domain Name Service DoD Department of Defense (USA)
Copper Local Loop
Master Earth Station
Object Linking and Embedding (Microsoft)
Pulse Code Modulation
World Trade Organization
Authentication Encryption
Magneto-Optical Modem Modulator-demodulator
Closed User Groups
Session Initiation Protocol (IETF)
Competitive Access Provider
Digital Audio Tape
Distribution and Control Unit
Telecommunications Information Networking Architecture
Joint Photographic Experts Group
Network Element
Enhanced Network Services
Hybrid Fiber-Coax
Primary Rate Interface (ISDN)
Request For Comment (IETF)
Phase Modulation
Media Access Control | or Move | Add | and Change
Millions of Instructions Per Second
Station Management
Network Manager
Cyclic Redundancy Check
Digital Service | Digital Signal
Numeric Assignment Module
Instant Messaging
Distributed Management Interface
Return On Investment
Synchronous Data Link Control (IBM)
Wireless Application Protocol
Very Large-Scale Integration
Multipurpose Internet Mail Extensions
NetWare Loadable Module (Novell)
Large-Scale Integration
Programmable Read-Only Memory
Network Control Program (IBM SNA) | or Network Control Point
Attached Resource Computer Network (Datapoint)
Service Control Point (IBM-SNA)
Extended Binary Coded Decimal Interchange Code (IBM)
Personal Area Network
Message Transfer Part (IN)
Original Equipment Manufacturer
Campus Area Network
Community Dial Office
Fiber Distributed Data Interface
International Mobile Telecommunications 2000 (ITU)
Location and Monitoring Service
Subscriber Identification Module Card
Automatic Call Distributor
Electronically Erasable Read-Only Memory
Android Debug Bridge
Stock-Keeping Unit
Telecommunications Industry Association
United Nations
Radio Frequency
Just In Time
Operations and Maintenance Centre (GSM)
Customer Premises Equipment
Internetwork Packet Exchange
Computer-Aided Software Engineering
Value-Added Network
Voice over IP
Online Analytical Processing
Non-Stop Kernel (Compaq)
Packet-Switched Network
Network Access Point
Heating | Ventilation | and Air Conditioning
Hertz (cycles per second)
Mobile Directory Number
Fax on Demand
Initial Public Offering
Digital Signal | Level 2 (6.312 Mbps)
Remote Procedure Call
Generic Digital Services
Very High Frequency (30 MHz to 300 MHz)
Cordless Telecommunications
World Wide Web Consortium (also WWW3)
International Mobile Equipment Identity
Main Distribution Frame
Sequenced Packet Exchange (Novell)
Add-Drop Multiplexer (SDH Element)
Carrier Servicing Area
Operational Data Store
External Provisioning Interface
Attachment Unit Interface
Customer Controlled Reconfiguration
kiloHertz (thousands of cycles per second)
Time Slot Interchange
Family Radio Service
Pulse Amplitude Modulation
Information System | or Interim Standard (TIA-EIA)
Multipoint Control Unit
Repetative Strain Injury
Comité Consultatif International des Télégraphes et Téléphones (now ITU-T)
Telecommunications Relay Services
Angle of Arrival
Advanced Intelligent Network (ANSI IN Standard)
Very high-speed Digital Subscriber Line
Intelligent Network
Wireless Communications Service
Data Terminal Equipment
Packet Assembler-Disassemble
Key Send Receive
Automatic Number Identification
Calling Party Pay
Remote Control Unit
Physical Unit (IBM SNA)
Basic Rate Interface (ISDN)
Central Office Terminal
Laser Diode
Long Distance
Dataphone Digital Service
Longitudinal Redundancy Check
Android Development Tools
Android Operating System. Android itself is a complete word and is not having full form
Asymmetric Digital Subscriber Line
Carrier Sense Multiple Access with Collision Detection
Discrete Multitone
Time Division Duplexing
Wireless Local Loop
Transmission Control Protocol (IETF)
Fraud Management System
Mobile Location Services
Physical Layer
Digital Subscriber Line
Customized Applications for Mobile-network Enhanced Logic (GSM-ETSI)
Switched Virtual Circuit
Remote Terminal
User Datagram Protocol (IETF)
Virtual Machine (IBM)
Small Computer Systems Interface
Network Management Center
Nortel Matra Cellular
Automatic Send Receive | Automatic Speech Recognition
Fiber To The Home
Internal Rate of Return (Financial Modelling)
"""generic"" Digital Subscriber Line"
Mediation Function | or Medium Frequency (300 kHz to 3 MHz)
Fixed Satellite System
Address Resolution Protocol
Automatic Repeat Request
Specialized Mobile Radio
Low Frequency (30 kHz to 300 kHz)
Post | Telegraph and Telecommunications (Government Departments)
Virtual Terminal
High Frequency (3 MHz to 30 MHz)
Phase Alternating by Line
Object-Oriented Programming
Service Creation Environment (IN)
Application-Specific Integrated Circuit
Total Quality Management
Automatic Route Selection
International Mobile Subscriber Identity
Protocol Data Unit
Government Open Systems Interconnection Profile (USA)
National Television Standards Committee
Crossbar telephone exchange
Abstract Syntax Notation 1 (ISO)
integrated Dispatch Enhanced Network
Phase Shift Keying
Committed Information Rate
Frequency Division Duplex
Open Software Foundation
Electronic Industries Association
Voice Grade
Constant Bit Rate
Authentication key
Back-End Processor
Key Telephone System
Comité Consultatif International des Radiocommunications (now ITU-R)
End of Transmission
Management Information Base
Packet Data Network or Public Data Network
Synchronous Digital Hierarchy
Wavelength Division Multiplexing
Compact Peripheral Component Interconnect
International Telecommunications Satellite Organization
International Telecommunication Union
Internet Society
International Telegraph and Telephone
Invitation To Tender
Average Revenue Per User
Wireless Wide Area Network
Decision Support System
Enhanced Data for GSM Evolution
Negative Acknowledgement
General Services Administration (USA)
Visitor Location Register
Common Management Information Services (ISO)
Wireless Session Protocol
Advanced Peer-to-Peer Network (IBM SNA)
Internet Mail Access Protocol (IETF)
Open Shortest Path First
Software-Defined Network (AT&T)
Quality of Service
Read-Only Memory
Symmetrical Digital Subscriber Line
Value-Added Reseller
Wireless Markup Language
Advanced Network Services
Intellectual Property Rights
Messaging Applications Programming Interface (Microsoft)
Over The Air Activation
Private Branch eXchange
Fiber Optic
Logical Unit (IBM)
Cisco Powered Network (Ingredient Band)
Air-Ground Radiotelephone Automated Service
ADSL Network Terminator
International Switching Center
International Telecommunication Union-Telecommunications
Synchronous Transfer Mode
Wireless Telephony Application
Federal Telecommunications System
Infrared Link Access Protocol
Wide Area Telecommunications Service
Bell Operating Company (USA)
Location Based Advertising
Ultra High Frequency (300MHz to 3 GHz)
Cisco Certified Network Associate
Network Termination Unit
Teletypewriter Network protocol
Home Phoneline Networking Alliance
Compaq SS7 stack (previously DECss7)
Calling Number Identification
International Alpha Set No. 5
Right To Use
Wireless Datagram Protocol
Personal Communications Networks
Equipment Identity Register
Nickel Cadmium
National Science Foundation (USA)
Radio Frequency Interference | or Request For Information
Voice Frequency
Multistation Access Unit
ISDN Service User Part
Automatic Location Information
Direct Broadcast Satellite
terabit per second
Bit Error Rate Test (or Tester)
New Product Introduction
Personal Computer Memory Card Industry Association
High-bit-rate Digital Subscriber Line
Short Message Service Center
Transport Layer Security (IETF)
Frame Check Sequence
Trunk Carrier
Wideband - Code Division Multiple Access
Cellular Authentication and Voice Encryption
Install And Commission
Network Interface Unit
Physical Media-Dependent
4th generation
Cellular Telecommunications Industry Association
Internet Engineering Task Force
Public Switched Telephone Network
Request for Quotation
Very Small-Aperture Terminal
NetWare Management System (Novell)
Object Management Group
Plesiochronous Digital Hierarchy
Digital Video Broadcasting
Frame Relay
Positioning Determination Entity
Universal Asynchronous Receiver-Transmitter
Unspecified Bit Rate
Time Division Multiple Access
Advanced Television Systems Committee
Federal Communications Commission (USA)
Mean Time Between Failure
Advanced Program-to Program Communications (IBM SNA)
Home Location Register
Infrared LAN
Enterprise System Connection (IBM)
Digital Speech Interpolation
Local Access and Transport Area (USA)
Object Management Architecture
Open Mobile Alliance
Utility Based Computing
Optical Carrier Signal | Level 192 (9.952 Gbps)
Channel Service Unit
Nickel-Metal Hydride
Storage Area Network or System Area Network (Himalaya)
Signaling Connection Control Point (IN)
Federal Deposit Insurance Corporation (USA)
Network Management Forum (now TMF)
Internet Operators Providers Services
Alliance for Telecommunications Industry Solutions (formerly ECSA)
Fiber In The Loop
Adaptive Differential Pulse Code Modulation
Local Area Transport (Digital Equipment Corporation)
Operations Support Systems
Common Object Request Broker Architecture (OMG)
Head-end Interface Converter
National Bureau of Standards
Video On Demand
High-Performance Parallel Interface
Key Service Unit
Switching Network or Station Number
Alternative Access Vendor
Financial Accounting Standards Board (USA)
Message Handling Source MHz megahertz (millions of cycles per second)
Mobile Station Roaming Number
Telecommunications Management Forum
Wireless Application Environment
Wireless Location Services (SignalSoft)
2nd generation
Dense Wavelength Division Multiplexing
Front-End Processor
Wireless Transaction Protocol
Direct Distance Dialing
Frequency-Shift Keying
Global Area Network
Enhanced emergency telephone number (USA)
Mean Time To Repair
Network Basic Input-Output System (Microsoft)
Universal Messaging System
Enterprise Application Integration
Synchronous Optical Network (ANSI)
Digital Television
Telephony Application Programming Interface (Microsoft)
Internet Architecture Board
Multi Protocol Label Switching (IETF)
Mobile Telephone Switching Office
Network Terminating Equipment
Working Group
Automatic Identification of Outward Dialed calls
Integrated Network Management System
Japan Digital Cellular
Universal Mobile Telecommunications System (ETSI)
Internet Protocol over ATM
Military Network (USA)
Available Bit Rate
Common Channel Signaling System # 6
High-capacity ISDN channel operating at 1.536 Mbps
Local Exchange Carrier
Network Element Function
Object Management Framework
Digital Line Unit
Operating System-2 (IBM)
Common Management Information Protocol (ISO)
Dual-Tone MultiFrequency
Systems Application Architecture (IBM)
Workstation Function
Common Control Channel
Cellular Digital Packet Data
Data Over Voice
Windows NT (Microsoft)
Internet Assigned Numbers Authority
Authentication Encryption Key
Competitive Local Exchange Carrier
Multichannel | Multipoint Distribution Service
Super High Frequency (3 GHz to 30 GHz)
Statistical Time Division Multiplexing
Very Low Frequency (less than 30 kHz)
Advanced Radio Data Information Service
Maximum Transmission Unit
Zero Latency Enterprise (Compaq)
Digital Advanced Mobile Phone Service
Fixed Wireless Access
Standing Advisory Committee for Frequency Allocation
Intelligent Peripheral Node
Worldwide Geodesic System
Local Channel Number
Network Addressable Unit (IBM)
Virtual Telecommunications Access Method (IBM SNA)
Internet Engineering Steering Group
New Equipment Building Specifications
World Wide Web Consortium (also W3C)
Extremely High Frequency (more than 30 GHz)
TIA-EIA Interim Standard for mobile management
International Telecommunication Union-Radiocommunications
Trusted Transaction Roaming
Broadband ISDN
High-level Data Link Control (ISO)
Data Transfer Unit
ANSI standard for mobile management (ANSI-TIA-EIA-41)
Data Exchange Interface
Network Node Manager (Hewlett-Packard)
Universal Terrestrial Radio Access
Fiber To The Building
Transaction Language 1
Bandwidth Allocation Control Protocol
Radio Determination Satellite Service
Subscriber Loop Interface Circuit
Expanded Time Division Multiple Access
Signaling System 7 (ANSI)
System Services Control Point (IBM)
A Packet Switching Protocol
International Direct Dialing Designator
IntereXchange Carrier (also IEC)
Network Management Interface (ITU-T)
Remote Job Entry
Teletypewriter Exchange (also known as telex)
Central Office Exchange (PBX-like Service)
Frequency Hopping Spread Spectrum
Intelligent Network Application Part (IN)
Dalvik Debug Monitor Screen
Link Access Protocol-Balanced
Link Access Procedure- Digital channel (ISDN)
Multilink Point-to-Point Protocol
Android Virtual Device
GPRS Roaming Exchange
Cellular Geographic Service Areas
Element Management Layer- Element Management Service
Transmission service at the DS3 rate of 44.736 Mbps
Bell Communications Research | Inc. (Now Telcordia)
Non-Return to Zero
Digital Signal | Level 1 (1.544 Mbps)
Local Multipoint Distribution Services
Wireless Access Communications System
Transmission service at the DS1 rate of 1.544 Mbps
National Exchange Carrier Association
Optical Carrier Signal | Level 3 (155.52 Mbps)
Quod Erat Demonstrandum
Common Management Information Service Element (ISO)
Digital Signal | Level 4 (274.176 Mbps)
General Mobile Radio Service
High-capacity ISDN channel operating at 384 kbps
Interdomain Policy Routing
Wireless Transport Layer Security
Authorization and Call Routing Equipment
Public Land Mobile Network
Fractional T1
Narrowband Advanced Mobile Phone Service
Centre National d Études en Télécommunications (France Telecom)
Desktop Management Task Force
Network Solutions and Service Group (Nortel)
Bandwidth On Demand Interoperability Group
Frame Relay Access Device | or Assembler- Disassembler
Binary Eight Zero Substitution
Digital Loop Carrier System
Fault | Configuration | Accounts | Performance | Security (ISO)
Start of Transmission
Exchange Carrier Standards Association (now ATIS)
ANSI standard for format over IP
Maps Application Provisioning System
Philips Radio Communications Systems
Rule-Based Expert Systems
Transaction Capabilities Application Part (IN)
Xerox Network System (Xerox Corporation)
Canadian Network for Advancement of Research | Industry | Education
Digital Signal | Level 1C (3.152 Mbps)
Digital Signal | Level 3 (44.736 Mbps)
Optical Carrier Signal | Level 12 (622.08 Mbps)
Regional Bell Operating Company (USA)
File Transfer | Access | and Manipulation (ISO)
Subscriber Terminal
Gateway Mobile Switching Centre
Personal Communications Industry Association
Enhanced Specialized Mobile Radio
Service Hypertext Transport Protocol
Telecommunications Management Network
Telephony Services Application Programming Interface (Novell)
Differential Pulse Code Modulator
Global Virtual Private Network
Optical Carrier Signal | Level 256 (13.271 Gbps)
Synchronous Transmission
Incumbent Local Exchange Carrier
Document Transfer and Manipulation (ISO)
Subscriber Network Interface
Network Management Layer-Network Management Service
Optical Carrier Signal | Level 18 (933.12 Mbps)
Optical Carrier Signal | Level 36 (1.866 Gbps)
Optical Carrier Signal | Level 9 (466.56 Mbps)
Frequency Division Multiplexing Multiple Access
Fibre To The Kerb
Intelligent Mobile Network
Microwave Video Distribution System
Service Management Layer-Service Management Service
Time of Arrival
National Research and Education Network (USA)
Time Difference of Arrival
Fiber To The Curb
3rd Generation Partnership Project
Year 2000
Defense Advanced Research Projects Agency
Multivendor Problem Resolution Process
Optical Carrier Signal | Level 1 (51.84 Mbps)
Wireless Communications and Mobile Computing
Networking Technical Support Alliance
Optical Carrier Signal | Level 24 (1.244 Gbps)
Optical Carrier Signal | Level 48 (2.488 Gbps)
Operations | Administration and Maintenance
Optical Carrier Signal | Level 96 (4.976 Gbps)
Operations | Administration | Maintenance and Provisioning
Engineering | Furnishing and Installation
Ear and Mouth | or recEive and transMit (signaling)
Digital Signal | Level 0 (64 kbps)
Signaling System # 7 (ITU-T)

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