COMMUNICATIONS STANDARDS REVIEW

CSR ACRONYM DEFINITIONS

This file has not been updated since July 2002. We are no longer keeping it current.

N-R

More Acronym Definitions:

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    -N-
    N Newtons
    NA Network Aspects (ETSI TC)
    NA North America
    NAB National Association Of Broadcasters
    NACKNegative Acknowledgment
    NACLA National Cooperation for Laboratory Accreditation
    NAFTANorth American Free Trade Agreement
    NAG Network Architecture Group (DSL Forum)
    NAG Network Reference Models, Acronyms and Definitions, and Guide to Standards Ad Hoc (TIA TR-45)
    NAI Network Access Identifier (RFC 2468)
    NAK Negative Acknowledgment
    NAK-NS Negative Acknowledgment - Not Supported
    NAK-NU Negative Acknowledgment - Not Understood
    NAL Network Adaptation Layer
    NALAG Network Adaptation Layer Ad hoc Group
    NAM Number Assignment Module
    NAMPSNarrowband AMPS
    NANCNorth American Numbering Council
    NANPNorth American Numbering Plan
    NANPANorth American Numbering Plan Administrator
    NAP Network Access Provider
    NAPTNetwork Address Port Translation
    NAPTRNaming Authority Pointer
    NARNumbering, Addressing and Routing Committee of ETSI NA2
    NASNANational Association of State 9-1-1 Administrators
    NASNetwork Access Servers
    NASRNGNetwork Access Server Requirements
    NAT Network Address Translation
    NATANorth American Telephone Association
    NATONorth Atlantic Treaty Organization
    NAVDECNetwork Access Server and Voice on IP Device Control
    NA/WCPE North American WCPE
    NB Narrow Band
    NBC Non-backward Compatible
    NBDG New Business Development Group
    NBS Net Broadcast Service
    NBS Network Based Solution
    NBSP NarrowBand Signal Power
    NC Network Codes
    NCA Non-Call Associated
    NCAGNetwork Commonality Ad Hoc Group
    NCC Network Control Center
    NCG Number Consulting Group (Bellcore)
    NCaps Capabilities with No sub-fields
    NCAS Non-Call Associated Signaling
    NCITS National Committee for Information Technology Standards
    NCP Network Connection Point
    NCRP National Council of Radiation Protection and Measurement
    NCS Network Call Signaling
    NCS Nurse Call System
    NCTANational Cable Television Association
    NCTE Network Circuit Terminating Equipment
    ND NSF Message data Indication
    NDA Non-Disclosure Agreement
    NDB Networked DataBase Service
    NDC National Destination Code (ITU)
    NDIS Network Driver Interface Specification
    NDSS Network Directed System Selection
    NE Network Element
    NEBS Network Equipment Building System, a Bellcore environmental requirements specification
    NEC National Electric Code (U.S.)
    NECA National Electrical Contractors Association
    NECA National Exchange Carrier Association
    NECQ National Electronic Components Quality Assessment System
    NE-EC Near End - Echo Canceller
    NEMA National Electrical Manufacturers Association
    NENA National Emergency Number Association
    NESC National Electric Safety Code
    NET Norme Europeenne de Telecommunication
    NEW FORUMFormer COCOM
    NEXT Near End Cross Talk
    NFPA National Fire Protection Agency
    ng Next Generation
    NGDLC Next Generation Digital Loop Carrier
    NGN Next Generation Network
    NGN SG Next Generation Network Starter Group
    NGNA Next Generation Network Access
    NGN-IG Next Generation Network Implementation Group
    NGOF Next Generation Optical Fiber
    NGOSS New Generation Operations Support Systems (TM Forum)
    NGSO Non-Geostationary Satellite Orbit
    NHRP Next Hop Resolution Protocol
    NHTSA National Highway Traffic Safety Administration
    NI National ISDN
    NI Network Interface
    NIA Network Indicate Address (H.230)
    NIBS National Institute for Building Standards
    NIC Network Interface Card
    NID Network Identification
    NIDNetwork Interface Device
    NID Network Interface or Demarcation
    NIDAB Narrow Band Digital Broadcasting
    NII National Information Infrastructure
    NIO Network Input Output
    NIP Number Identification Presentation
    NISDN National ISDN
    NIST National Institute of Standards and Technology (US)
    N-ISDNNarrowband ISDN
    N-ISUP Narrowband ISDN User Part
    NIU Network Interface Unit
    NIUF North American ISDN Users Forum
    NLA Next-Level Aggregation (RFC2450)
    NLD Non-Linear Distortion
    N-LLCNarrowband Logical Link Control
    NLP Non-Linear Processor
    nm Nanometer
    NM Network Management
    NMAG Network Management Ad hoc Group
    NMC Network Management Center
    NMC Network Model Coverage
    NMDS Narrowband Multi-service Delivery System
    NMF Network Management Forum
    NMSNetwork Management System
    NMSI National Mobile Station Identification
    NMT Nordic Mobile Telephony
    NMX Normas Mexicanas (non-mandatory Mexican standard)
    NNINetwork to Network Interface
    NO PROBLEM NOn PROprietary reliaBLe Electronic Mail
    NOA Nature of Address
    NOF Network Operations Forum
    NOI Notice of Inquiry
    NOM Mexican National Standards
    NP Network Provider
    NP Non-Public
    NP Number Portability
    NPA Network Provider Access
    NPA Numbering Plan Area
    NPI Numbering Plan Indicator
    NPID Network Provider Identification
    NPR Noise Power Ratio
    NPRM Notice of Proposed Rule Making (FCC)
    NPRP Number Portability Routing Protocol (ETSI TIPHON Project)
    NR No Reference
    NR Noise Reduction
    NR Nordstrom-Robinson (FEC)
    NRA National Regulatory Authority
    NRC Negotiated Rulemaking Committee
    NRC Network Reliability Council
    NRIC National Reliability and Interoperability Commission (US)
    NRM Network Reference Model
    NRTL Nationally Recognized Testing Laboratory
    NRZ Non-Return to Zero
    NRZI Non-Return to Zero on Ones
    NS-cap Non-Standard capability
    NS/EP National Security and Emergency Preparedness
    NSA National Security Agency (U.S.)
    NSAP Network Service Access Point
    NSB National Standardization Body
    NSC Non-Standard Facilities Command
    NS/EP National Security/Emergency Preparedness
    NSF Network-Specific Facilities
    NSF Non-Standard Facilities
    NSIE Network Security Information Exchange
    NSIS Next Steps In Signaling
    NSMA National Spectrum Managers Association
    NSO National Standard Organization
    NSP Network Service Provider
    NSRA Normal Seamless Rate Adaptation
    NSRP Numbered SRP response frames
    NSS Non-Standard Setup
    NSTACNational Security Telecommunications Advisory Committee
    NT Network Termination
    NTCA National Telephone Cooperative Association
    NTE Network Terminating Equipment
    NTIA National Telecommunications and Information Administration
    NTP Network Termination Point
    NTP Network Time Protocol
    NTQ Near Toll Quality
    NTRNetwork Timing Reference
    NTRACNew Technical Regulations Approval Committee (former TRAC), ETSI
    NTSC National Television System Committee
    NTT Nippon Telephone and Telegraph
    NTU Network Terminating Unit
    NVCASENational Voluntary Conformity Assessment System Evaluation
    NVLAPNational Voluntary Laboratory Accreditation Program
    NVODNear Video on Demand
    NVRAMNon-Volatile RAM
    NWI New Work Item
    NWK Network, Layer 3 of the WCPE protocol stack
    NYCE Certification Body accredited by SECOFI (Mexico)
    -O-
    O&MOperations and Maintenance
    O&NMOperations and Network Management working group (DSL Forum)
    O&P Ordering & Provisioning Committee (ATIS)
    O/E Optical/Electrical converter
    OA&M Operations, Administration, and Maintenance
    OAA On Air Activation
    OAMOperations, Administration, and Maintenance
    OAM&POperations, Administration, Maintenance & Provisioning
    OAN Optical Access Network
    OAP One step Approval Procedure (ETSI)
    OAS Organization of American States
    OATS Over-the-Air Activation TeleService
    OBMC Overlapped Block Motion Compensation
    OBF Ordering and Billing Forum
    OBP On-Board Processing
    OC Operation Channel
    OCAP OpenCable Applications Platform
    OCCSOverall Construction Classification System
    OCDOut of Cell Delineation (UNI 3.0)
    OCDMAOrthogonal CDMA
    OCG Operational Coordination Group (ETSI)
    OCG Overall Coordination Group
    OCI Open Circuit Interval
    OCR Optical Character Recognition
    ODA Open Document Architecture
    ODBC Open DataBase Connectivity
    ODL Object Definition Language
    ODNOptical Distribution Network (G.983.1)
    ODP Open Distributed Processing
    ODP Originator Detection Pattern (V.42)
    ODTC Office of Defense Trade Controls (US)
    OEM Original Equipment Manufacturer
    OET Office of Engineering and Technology (FCC)
    OFB Output Feedback
    OFDM Orthogonal Frequency Division Multiplexing
    OFS Operational Fixed Service (Microwave)
    OFSTP Optical Fiber Systems Test Procedure
    Oftel British Office of Telecommunications
    OGM Out-Going Message
    OHG Operator Harmonization Group
    OHAN International Conference of Optical Hybrid Access Networks
    OI Outline of Investigation
    OID Object Identifiers
    OIF Optical Internetworking Forum
    OIW Open Systems Implementers Workshop
    OJ Official Journal
    OJEC Official Journal of the European Communities
    OLC Open Logical Channel
    OLR On-Line Reconfiguration
    OLR Overall Loudness Rating
    OLT Optical Line Termination
    OM Object Model
    OM Optical fiber Multimode category
    OMCC ONT Management and Control Channel
    OMCI ONT Management and Control Interface (G.983.2)
    OMG Object Management Group
    OMT Overhead Message Train
    ONE Other Network Entities (Omega Networks)
    ONP Open Network Provision
    ONS On Premise Station
    ONT Optical Network Termination
    ONU Optical Network Unit
    OOB Out of Band
    OOF Out of Frame
    OPASTCO Organization for the Promotoion and Advancement of Small Telecommunications Companies
    OpenVoB Voice over Broadband http://www.openvob.org
    OPS Off Premise Station
    OPTIS Overlapped PAM Transmission with InterlockingSpectra
    OPTS Over-the-Air Programming Teleservice
    O-QAMOrthogonally multiplexed QAM
    ORDQ Order Qualification
    ORREQOrigination Request
    OS Operating System
    OS Optical fiber Singlemode category
    OSA Open Service Architecture (3GPP)
    OSH Occupational Safety and Health
    OSHA Occupational Safety and Health Administration (U.S.)
    OSI Open Switching Interval
    OSI Open System Interconnection
    OSN One Stop Notification
    OSP Open Settlement Protocol
    OSP OutSide Plant
    OSPF Open Shortest Path First
    OSS Operations Support Systems
    OTA Over-the-Air Activation
    OTAFGOTA Focus Group
    OTAPA Over-the-Air Parameter Administration
    OTAR Over-the-Air Rekeying (APCO Project 25)
    OTASP OTA Service Provisioning
    OTDR Optical Time Domain Reflectometer
    OTFI One Time Feature Indicator
    OTI Open Telecom Infrastructure
    OTNOptical Network Terminal
    OTNT Optical Transport Networks and Technologies
    OVR Overall Transmission Quality Rating (R)
    -P-
    P Predicted (JVT)
    P&A Privacy and Authentication
    PAPartial Agreement
    PA Pass Along (Operation code)
    PABX Private Automatic Branch eXchange
    PAC Program Advisory Committee
    PACA Priority Access and Channel Assignment
    PACA-EEnhanced Priority Access and Channel Assignment Supplement Service
    PACCPartition, Aggregation and Conditional Coding
    PACS Personal Access Communications System, Licensed Band
    PAC-U Personal Access Communications System, Unlicensed Band
    PAD Packet Assembler Disassembler
    PAGPractical Application Guidelines
    PAGODAProfile Alignment Group on ODA
    PAL Phase Alteration Line
    PAM Pulse Amplitude Modulation
    PAMS Perceptual Analysis/Measurement System
    PAR Peak to Average Ratio
    PAR Pixel Aspect Ratio
    PARLAY open, multi-vendor forum organized to create open, technology independent Application Programming Interfaces (APIs) http://www.parlay.org
    PAS Publicly Available Specification
    PASC PCS Access Service for Radio Controllers
    PAT Port Address Translation
    PB Personal Base
    PB Predicted and Bi-directional
    PBNM Policy Based Network Management
    PBO Power Back Off
    PBS Personal Base Station
    PBX Private Branch Exchange
    PC Personal Computer
    PC Protocol Council (ICANN PSO)
    PC_SSNPoint Code Sub-System Number
    PCA Password Call Acceptance
    PCA Policy Group proposal on CA
    PCB Power Cut Back
    PCC Per Call Control
    PCC Pre-activation Communications Channel
    PCC Private Control Channel
    PCC 1 Permanent Consultative Committee (CITEL)
    PCCA PCMCIA Communication Card Association
    PCCA Portable Computer Communications Association
    PCCCParallel Concatenated Convolutional Codes
    PCE PER Complete Encoding
    PCF Personal Call Forwarding
    PCF Picture Clock Frequency
    PCH Paging Channel
    PCI Peripheral Component Interconnect
    PCI Programmable Communications Interface
    PCI Protocol Capability Indicator
    PCIC Petroleum and Chemical Technical Conference (IEEE IAS)
    PCI SIG Peripheral Component Interconnect Special Interest Group
    PCIA Personal Communications Industry Association
    PCL Power Line Communication
    PCM Pulse Code Modulation
    PCMCIAPersonal Computer Memory Card International Association
    PCME Packet Circuit Multiplication Equipment
    PCN Personal Communications Network
    PCR Program Clock Reference
    PCLEV Picture-Level
    PCS Personal Communication Services
    PCSAP PCS Application
    PCSC Personal Communications Switching Center
    PCSD Personal Communications Services Description
    PCTPairwise Correlating Transform
    PDPlugfest Document
    PDPowered Device
    PDProposed Draft
    PDAMProposed Draft Amendment
    PDC Personal Digital Cellular
    PDD Post Dial Delay
    PDE Position Determining Entity
    PDE Primary Designated Engineer (UL)
    PDF Portable Document Format
    PDF Probability Density Function
    pdf probability distribution function
    PDH Plesiocronous Digital Hierachy
    PDH Primary Digital Hierachy
    PDL Polarization Dependent Loss
    PDN Packet Data Network
    PDS Phase Dithering Sequence
    PDU Protocol Data Unit
    PDTR Proposed Draft Technical Report
    PDU-MUX Protocol Data Unit Multiplexer
    PDV Packet Delay Variation
    PE Policy Enforcement element
    PE Poly Ethylene
    PE Public Inquiry (ETSI)
    PEAQ Perceptual Evaluation of Audio Quality (ITU-R rec. BS.1387)
    PED Portable Electronic Device
    PEF Proxy Element Function
    PER Packed Encoding Rules
    PER Parameter Error Rate
    PES Program Elementary Stream
    PESQ Perceptual Evaluation of Speech Quality
    PEX ETSI Help Desk for Conformance
    PEXT Premises End Crosstalk
    PF Presence Function
    PFD Power-flux Density
    PFGSProgressive FGS
    PFMAProgrammable Frequency for Multiple Access-nodes
    PHB Per-Hop forwarding Behavior
    PHCF Hard Polymer Clad Fiber
    PHP Personal Handy Phone
    PHS Personal Handyphone System
    PHY Physical Layer
    PIB Personal Information Base
    PIC Primary / Presubscribed Interexchange Carrier
    PICLEV Picture-Level
    PICS Protocol Implementation Conformance Statement
    PID Protocol ID
    PIN Personal Identification Number
    PIN T.30 procedural interupt negative
    PINS Project Initiation Notification System (TIA)
    PINT PSTN Interworking (IETF)
    PINXPrivate Integrated Network Exchange
    PIP T.30 procedural interupt positive
    PISN Private Integrated Services Network
    PIXIT Profile Initialization for Test Cases
    PKCS Public Key Cryptography Standards
    PKI Public Key Infrastructure
    PL Physical Layer
    PL Preferred Language
    PL Program Lock
    PLAR Private Line Auto Ring
    PLC Packet Loss Concealment
    PLC Power Line Communication
    PLI Power Line Interference
    PLL Phase Locked Loop
    PLMN Public Land Mobile Network
    PLMTSPublic Land Mobile Telecommunications System
    PLOAMPhysical Layer Operations, Administrations and Maintenance
    PLS Physical Layer Specification
    PLT PowerLine Telecommunications
    PM Phase Modulation
    PM Performance Management (ATM Forum)
    PM Processable Mode
    PMC Packet Mode Channel
    PMC Project Management Committee (ETSI)
    PMCC Packet Mode Channel Connect
    PMCE Packet Mode Channel Element
    PMCH Packet Mode Channel Call Control
    PMCH Packet Mode Channel Handler
    PMD Physical Media Dependent sublayer
    PMD Polarization Mode Dispersion
    PMF probability mass function
    PMM Protocol Management Module
    PMMS Power Measurement Modulation Session
    PMP Point to MultiPoint
    PMR Peak-to-Mean Ratio
    PMS Physical Media Specific
    PMS-TC Physical Media Specific - Transmission Convergence
    PMT Program Management Team
    PN Project Number (TIA)
    PNE Production of Norms in Europe
    PNNI Private Network to Network Interface
    P-n-P Plug and Play
    PNT Phone-line Network Transceiver
    POC Points of Contact (LBC)
    POC Postal Operations Council
    POC Proof-of concept
    POC Public Operator's Code
    POCSAGPost Office Code Standardization Advisory Group (UK)
    PoDPacket transport over DSL
    PoDSLPacket over DSL
    POF Plastic Optical Fiber
    POF Private Operating Frequencies
    PON Passive Optical Network
    POPPreOrder Process transaction (DSL Forum)
    POPs Points of Presence
    POS Packet-over-SONET
    POTS Plain Old Telephone Service
    PoV Packet over VDSL
    PoV-TC Packet over VDSL - Transmission Convergence Layer
    PoW Poor or Worse
    PP Portable Part
    PPAG Public Policy Advisory Group (DSL Forum)
    PPD Proposal Package Description
    PPDN Public Packet Data Network
    PPI PCS to PCS Interference
    PPM Parts Per Million
    PPP Point-to-Point Protocol (IETF)
    PPPoAPPP over ATM
    PPPoEPoint to Point Protocol over Ethernet
    pps pulses per second
    PQ Priority Queuing
    PR Pseudo Random
    PR Public Relations
    PR&A Project Request and Authorization
    PRA Primary Rate Access
    PRBS Pseudo-Random Bit Sequence
    PRC Premium Rate Charging
    PRC Private Channel
    PRD Pseudo-Random Downstream Sequence
    PRI Primary Rate Interface (ISDN)
    PRM Performance Report Messages
    PRNS Pseudo Random Noise Sequence
    PRO Planning and Reporting Officer
    PROM Programmable ROM
    PS PCSC ISDN Switch
    PS Portal Services (Q14/9, MediaHomeNet)
    PS Product Safety
    PSA Polled SubAddress
    PSAP Public Safety Answering Point
    PSC Picture Start Code
    PSD Power Spectral Density
    PSDN Public Switched Data Network
    PSDS Public Switched Digital Service
    PSE Power Source Element
    PSE Power Sourcing Equipment
    PSELFEXT Power Sum Equal Level Far-end Crosstalk
    PSI-CELP Pitch Synchronous Innovation CELP
    PSID Private System ID
    PSIDS Private System ID Service
    PSK Phase Shift Key
    PSLPanasonic Singapore Laboratories
    PSNPrivate Switched Network
    PSNEXT Power Sum Near-end Crosstalk
    PSNR Peak Signal to Noise Ratio
    PSO Protocol Supporting Organization
    PSP Public Service Profiles
    PSPDN Packet Switched Public Data Network
    PSQM Perceptual Speech Quality Measure (ITU Rec. P.861)
    PSS1 Private Network Signaling System 1, defined by ISO
    PST PON Section Trace
    PSTN Public Switched Telephone Network
    PSWG Product Safety Working Group (Trilateral)
    PT Payload Type
    PT Portable radio Terminal
    PT Project Team (ETSI)
    PTC PictureTel Transform Coder
    PTC Positive Temperature Coefficient (K.30)
    PTCCPex & Testing Competence Center (ETSI)
    PTM Packet Transfer Mode
    PTM Packet Transport Mode
    PTM-TCPacket Transfer Mode Transmission Convergence
    PTN Public Telecommunications Network (TIPHON)
    PTN Private Telecommunications Organizations
    PTNO Public Telecommunications Network Operator (TIPHON)
    PTO Private Telecommunications Organizations
    PTPCP Peer-To-Peer Control Protocols
    PTS Pay Terminals and System
    PTS Payphone Terminals and System
    PTS Pay Terminal System
    PTSP PNNI Topology State Packet
    PTT Public Telephone and Telegraph
    PTT Push to Talk
    PUA Personal User Agent
    PUC Public Utilities Commission
    PUM Personal User Mobility
    PVC Permanent Virtual Circuit
    PVC Poly Vinyl Chloride
    PVRPersonal Versatile Recorder
    PWA Password Access
    PWD Password (T.30)
    PWG Printer Work Group
    PWT Personal Wireless Telecommunications
    PWT-E Personal Wireless Telecommunications - Enhanced Interoperability Standard
    -Q-
    Q&AQuestion and Answer
    QAQuality Agent
    QADM Quadrature Audio Data Modulation (VoiceSpan [TM])
    QAM Quadrature Amplitude Modulation
    QBD QoS Bearer Descriptor
    QC Quick Connect
    QCA Quick Connect Acknowledge
    QCELP Qualcomm's proprietary version of CELP
    QCIF Quarter CIF
    QLN Quiet Line Noise (G.dmt.bis)
    QLN-ps Quiet Line Noise per subcarrier
    Q-Mode Quiescent Mode (Q4/15)
    QOC Qualification Oversight Committee (DSL Forum)
    QoS Quality of Service (also QOS)
    QoSM Quality of Service Manager
    QPQuantization Parameter (H.262)
    QPSK Quadrature Phase Shift Keying
    QS Quality Scalability
    QSDG Quality of Service Development Group
    QSIG The signaling protocol used at the Q-interface between two switches in a private network. ECMA/ISO have defined a set of QSIG standards.
    QUANT Quantization parameter
    QUEST Quality Excellence for Suppliers of Telecommunications
    -R-
    R&D Research and Development
    R&O Report and Order
    R&TTE Radio and TTE (Telecommunications Terminal Equipment) Directive
    RARadio Access
    RA Radiocommunication Assemblies
    RAB Registrar Accreditation Board
    RACF Radio Access Control Function
    RACH Random Access Channel
    RADIUSRemote Access Dial-In User Server (IETF)
    RADSLRate-Adapting ADSL
    RAI Remote Alarm Indication
    RAL Restricted Access Location
    RAM Random Access Memory
    RAM Remote Access Multiplexer (DSL Forum)
    RAMA Resource Auction Multiple Access
    RAN Radio Access Network
    RAND Random Challenge Memory
    RAS Registration, Administration, and Status
    RAS Remote Access Server
    RASC Radio Access System Controller
    RAST Receive And Send Terminal
    RATERQ Rate Request
    RB Radiocommunications Bureau (ITU-R)
    RBAF Radio Bearer Adaptation Function
    RBB Residential BroadBand
    RBER Residual Bit Error Rate
    RBTESC Routing, Bridging, and Transfer of Emergency Service Calls
    RBN Regional Broadband Network (DSLF TR-025)
    RBOC Regional Bell Operating Company
    RBS Robbed-bit signaling
    RBW Resolution BandWidth
    RC Resistor/Capacitor
    RCC Return Channel for Cable
    RCDD Registered Communications Distribution Designer
    R-CELPRenewal CELP
    RCELP Residual CELP
    RCF Radio Control Function (T1P1)
    RCFRegistrationConfirm
    RCFRegistration Control Field
    RCFRemote Call Forwarding
    RCH Random Access Channel
    RCP Radio Control Protocol
    RCPC Rate Compatible Punctured Convolutional
    RCTReturn Channel Terrestrial
    RD or R-D Rate Distortion
    RDC Remote Device Control
    RDD-REL Rights Data Dictionary - Rights Expression Language
    RDI Remote Detect Indication (VC-RDI)
    RDQ Rate-Distortion constrained Quantization
    RDS Requirements Definition Study
    RDT Remote Digital Terminal
    REA Rural Electrification Association
    REC RECeive alarm
    REJ Reject
    RELP Residual Excited Linear Prediction
    REN Ringer Equivalence Number
    REQ-MP Request Mode Proposal
    REQ-MR Request Mode Request
    RES Radio Equipment Systems
    RESNA Rehabilitation Engineering and Assistive Technology Society of North America
    RESCAP Resource Capabilities discovery
    REVALProcedure for Evaluation of Radio Technologies for FPLMTS
    RF Radio Frequency
    RF Resolution Function (TIPHON)
    RFC Designation for an IETF Standard/Document
    RFC Remote Feature Control
    RFC Request for Comments (IETF)
    RFDB Resolution Function Data Base (TIPHON)
    RFER Residual Frame Error Rate
    RFI Radio Frequency Interference
    RFI Request for Information
    RFO Remote Foreign Office
    RFP Radio Fixed Parts
    RFP Request for Proposal
    RFQ Request for Quotation
    RFT Remote Feeding Telecommunication (circuits)
    RFT-C Remote power Feeding Telecom - Current limited
    RFT-V Remote power Feeding Telecom - Voltage limited
    RG Residential Gateway
    RGB Red Green Blue
    RGIP Residential Gateway Internal Protocol
    RH Multiple HDLC Receive
    RIP Request In Process
    RIPE Regional Internet Registry for Europe
    RJ Registered Jack
    RL Return Loss
    RLAN Radio Local Area Network
    RLCG Resistance per unit length, Inductance per unit length, Capacitance per unit length, and Conductance per unit length
    RLP Radio Link Protocols
    RLR Receive Loudness Rating
    RM Simple Facsimile Receive
    RMI Remote Method Invocation
    RMMIE Remote Modem Management Information Exchange
    RMOA Realtime Multimedia Over ATM (ATM Forum)
    RM-ODP Reference Model for Open Distributed Processing
    RMP Reliable Multicast Protocol
    RMS Root Mean Square
    RNR Receiver Not Ready
    ROAMOPS Roaming Operations Task Force
    ROC Report on Comments
    ROI Region of Interest
    ROLR Receive Objective Loudness Rating
    ROM Read Only Memory
    ROP Report On Proposals
    ROSE Remote Operations Service Element (X.219 and X.229)
    ROT Receive Only Terminal
    RP Radio Ports
    RP Reference Points
    RP-ASRinging, Pulse-Alerting Signal
    RPC Remote Procedure Call
    RPCU Radio Port Control Unit
    RPE Regular Pulse Excitation
    RPF Remote Power Feed
    RpoA Registration Point of Attachment
    RPP Reverse-Pair Positioning
    RPR Reference Picture Resampling
    RPRResilient Packet Ring
    RPS Reference Picture Selection
    RPWM Rules of Procedure and Working Methods
    RQV Running Quality Value
    RR Resource Record (TIPHON)
    RR Reduced Reference
    RRRegistration Reject
    RRJRegistration Reject
    RRNR Reduced Reference - No Reference
    RRQ Registration Request
    RRU Reduced Resolution Update
    RS Radio System
    RS Radiocommunications Sector - ITU- (CCIR)
    RS Reed-Solomon (code)
    RS Rectangular Slice
    RS Resolution Services (TIPHON)
    RSA Public Key Cryptosystem invented by Rivest, Shamir and Adleman
    RSA Rural Service Area
    RSDN Regional Switched Digital Network
    RSF Residential Standards Forum
    RSGCP Reliable Signaling Gatway Control Protocol
    RSGP Reliable Signaling Gateway Protocol
    RSID Residential System Identification
    RSL Reference System Lab
    RSSI Received Signal Strength Indication
    RSUPReliable State Update Protocol (IETF)
    RSVP Resource Reservation Setup Protocol (IETF)
    RTRemote Terminal
    RT Round Trip
    RTC Return to Control (T.4)
    RTCA Radio Technical Commission for Aeronautics
    RTCP Real-time Transport Control Protocol (IETF)
    RTD Round Trip Delay
    RTE Remote Terminal Equipment
    RTF Radio Terminal Function
    RTLM Real Time Link Management
    RTP Real Time Transport Protocol (IETF)
    RTR Revised Technical Report (ETSI)
    RTS Request to Send
    RTS Revised Technical Specification (ETSI)
    RTS-CTS Request to Send - Clear to Send
    RTSP Real-Time Streaming Protocol
    RTT Radio Transmission Technologies
    RTTE Radio and Telecommunication Terminal Equipment
    RTU Right to Use
    RTX Request Retransmission
    RTYPE Rounding Type
    RUFP Reflected Unique Findable Pattern
    RVLC Reversible Variable Length Codes
    RX Receive
    RZ-SSB Return to Zero SSB

    More Acronym Definitions:

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  • Acronym Definitions last updated July 2, 2002. We are no longer keeping it current.


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