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

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