Acronyms and Abbreviations
Acronyms and Abbreviations useful for IK2554
| Acronym or Abbreviation | Description | Swedish term |
|---|---|---|
| 2B+D | 2 B channels and one D channel (an ISDN line) | |
| 30B+D | 30 B channels and one D channel (an E1 as ISDN) | |
| 3D | Three Dimensional | |
| 3G | Third Generation | |
| 3GPP | 3rd Generation Partnership Project | |
| 3GPP2 | 3rd Generation Partnership Project 2 | |
| 4ESS | #4 Electronic Switching System | |
| 5ESS | #5 Electronic Switching System | |
| AAA | Authentication, Authorization, and Accounting | |
| AAB | Automatic Alternative Billing | |
| ABD | Abbreviated dialing | |
| ACB | Automatic Callback | |
| ACC | Account Card Calling | |
| ACD | Automatic Call Distribution | |
| ACK | Acknowledgment | |
| ACM | Association for Computing Machinery | |
| ADPCM | Adaptive differential pulse-code modulation | |
| AES | Advanced Encryption Standard | |
| AI | Artificial intelligence | Artificiell intelligens |
| AIN | Advanced Intelligent Network | |
| ALG | Application Level Gateway | |
| AM | Ante meridiem (Latin for Before noon) | |
| AMQP | Advanced Message Queuing Protocol | |
| AMR-WB+ | Extended Adaptive Multi-Rate – Wideband | |
| AN | Access Network | |
| ANAT | Alternative Network Address Types | |
| ANM | Answer message | |
| AOR | Address of Record | |
| AP | Access Point | |
| API | Application Programming Interface | |
| app | Application | app |
| APS | Application Policy Server | |
| ARM | Advanced RISC Machine | |
| ARP | Address Resolution Protocol | |
| AS | Application Server | |
| ASN.1 | Abstract Syntax Notation One | |
| ATA | Analog Telephone Adapter | |
| ATM | Asynchronous Transfer Mode | |
| ATT | Attendant | |
| AUTC | Authentication | |
| AUTZ | Authorization code | |
| AV | Audio Visual | |
| AVATS | AccessGrid Video and Audio Tools Support | |
| AVH | thesis | avhandling |
| AXE | Automated Telephone Exchange (a series of exchanges) | |
| AoR | address-of-record | |
| B2BUA | Back-to-Back User Agent | |
| BCAST | Broadcast | |
| BCP | Best Current Practice | |
| BER | Bit Error Rate | |
| BFCP | Binary Floor Control Protocol | |
| BGCF | Breakout Gateway Control Function | |
| BGP | Border Gateway Protocol | |
| BHCA | Busy Hour Call Attempts | |
| BIND | Berkeley Internet Name Domain (DNS server software) | |
| BT | Block Type | |
| CA | Certificate Authority | |
| CalDAV | Calendaring Extensions to WebDAV | |
| CALEA | Communications Assistance for Law Enforcement Act | |
| CB | Citizen Band (radio) | |
| CBC | Cipher Block Chaining | |
| CC | Country Code | |
| CCBS | Completion of calls to busy subscriber | |
| CCC | Credit Card Calling | |
| CCITT | Consultative Committee on International Telephone and Telegraph | |
| CCNC | Consumer Communications and Networking Conference | |
| CCXML | Call Control Extensible Markup Language | |
| CCXML4J | CCXML Interpreter in Java | |
| CD | Call Distribution | |
| CDC | Conference on Decision and Control | |
| CDP | Cisco Discovery Protocol | |
| CDR | Call Detail Record | |
| CELEX | Communitatis Europeae Lex (European Union law database) | |
| CELP | Codetopic-excited linear predictive | |
| CEO | Chief Executive Officer | |
| CEST | Central European Summer Time | |
| CF | Call Forwarding | |
| CFC | Call forwarding on busy/don’t answer | |
| CGI | Common Gateway Interface | |
| CHA | Call hold with announcement | |
| CIO | Chief Information Officer | |
| CLF | Common Log Format | |
| CLUE | ControLling mUltiple streams for tElepresence | |
| CNAME | Canonical Name | |
| COC | Consultation calling | |
| CoAP | Constrained Application Protocol | |
| CODEC | Coder/Decoder | kodek |
| COMET | SIP Preconditions Met message | |
| CON | Conference calling | |
| COPS | Common Open Policy Service | |
| CPE | Customer Premises Equipment | |
| CPL | Call Processing Language | |
| CPM | Customer Profile Management | |
| CPNI | Customer Proprietary Network Information | |
| CPU | Central Processing Unit | |
| CRA | Customer recorded announcement | |
| CRD | Call Rerouting Distribution | |
| CRLF | Carriage Return - Line feed | |
| CRG | Customized ringing | |
| CRTP | Enhanced Compressed RTP | |
| CS | Computer Science | |
| CSI | Computer Security Institute | |
| CS-ACELP | Conjugate Structure-Algebraic Code Excited Linear Prediction | |
| CCS | Cascading Style Sheets | |
| CTI | Computer Telephony Integration | |
| CUCS | Columbia University Computer Science (Department) | |
| CUG | Closed user group | |
| CW | Call Waiting | |
| DAA | Data Access Arrangement | |
| DB | Database | |
| DCCP | Datagram Congestion Control Protocol | |
| DCON | Distributed Conferencing | |
| DCR | Destination Call Routing | |
| DCS | Distributed Call Signaling | |
| DDoS | Distributed Denial of Service | |
| DDDS | Dynamic Delegation Discovery System | |
| DDS | Delegation Discovery System | |
| DEA | (U.S.) Drug Enforcement Administration | |
| DECT | Digital European Cordless Telephony | |
| DEFSOP | Digital Evidence Forensics Standard Operating Procedures | |
| DES | Data Encryption Standard | |
| DHCP | Dynamic Host Configuration Protocol | |
| DHCPACK | Dynamic Host Configuration Protocol Acknowledgment | |
| DMP | Device Message Protocol | |
| DNA | (Cisco) Digital Network Architecture | |
| DNR | Diary number | Diarienummer |
| DNS | Domain Name Server | |
| DOI | Digital Object Identifier | |
| DOJ | (U.S.) Department of Justice | |
| DOM | Document Object Model | |
| DOP | Default Outbound Proxy | |
| DS0 | Digital Signal 0 (a level in the Digital signaling hierarchy) | |
| DSL | digital subscriber line | |
| DTD | Document Type Definition | |
| DTLS | Datagram Transport Layer Security | |
| DTMF | Dual Tone Multi-Frequency | |
| DUP | Destinating User Prompter | |
| E1 | 2 Mbps time-multiplexed link | |
| E911 | Enhanced 911 (emergency service) | |
| ECN | Explicit Congestion Notification | |
| EDS | Electronic Data Systems Corporation | |
| ENUM | E-number | |
| ENUMWG | ENUM Working Group | |
| ESP | Enhanced Service Provider | |
| ESR | Emergency Services Routing | |
| ETNS | European Telephony Numbering Space | |
| ETS | Emergency Telecommunications Service | |
| ETSI | European Telecommunications Standards Institute | |
| EU | European Union | |
| EUDRD | EU Data Retention Directive | |
| FAQ | Frequently Ask Questions | |
| FAX | Facsimile | |
| FBI | (U.S.) Federal Bureau of Investigation | |
| FCC | (U.S.) Federal Communications Commission | |
| FCP | Firewall Communication Protocol | |
| FEC | Forward Error Correction | |
| FID | Flow Identification | |
| FISA | (U.S.) Foreign Intelligence Surveillance Act | |
| FLUTE | File Delivery over Unidirectional Transport | |
| FMD | Follow Me Diversion | |
| FPH | Freephone | |
| FQDN | Fully Qualified Domain Name | |
| FRA | Defense Radio Institute | Försvarets Radioanstalt |
| FS | Feature Server | |
| FXO | Foreign eXchange Office | |
| FXS | Foreign eXchange Subscriber (FXS) | |
| GAA | Generic Authentication Architecture | |
| GAP | Call gapping | |
| GBA | Generic Bootstrapping Architecture | |
| GDS | Global Dialing Scheme | |
| GEOPRIV | Geographic Location/Privacy | |
| GLP | Gateway Location Protocol | |
| GMT | Greenwich Mean Time | |
| GNOME | GNU Network Object Model Environment | |
| GPL | GNU Public License | |
| GPRS | General Packet Radio Service | |
| GPU | Graphics Processing Unit | |
| GRUU | Globally Routable User Agent (UA) URI | |
| GSM | Global System for Mobile telecommunications (original name in French: Groupe Spécial Mobile) | |
| GSTN | Global Switched Telephone Network | |
| HCI | Human-Computer Interface | |
| HERFP | Heterogeneous Error Response Forking Problem | |
| HF | Human Factors | |
| HIP | Host Identity Protocol | |
| HMAC | Hashed Message Authentication Code | |
| HNT | Hosted NAT Traversal | |
| HSS | Home Subscriber Server | |
| HTML | Hypertext Markup Language | |
| HTTP | Hypertext Transfer Protocol | |
| I-CSFC | Interrogating Call Session Control Function | |
| IA | Information Appliance | |
| IAA | I Am Alive | |
| IAB | Internet Architecture Board | |
| IAM | Initial Address Message | |
| IANA | Internet Assigned Number Authority | |
| IAP | Intercept Access Point | |
| IAX | Inter-Asterisk eXchange | |
| IAX2 | Inter-Asterisk eXchange version 2 | |
| IC | Integrated Circuit | |
| ICC | (IEEE) International Conference on Communications | |
| ICE | interactive connectivity establishment | |
| ICE | interactive connectivity establishment | |
| ICEBERG | Internet-based core for CEllular networks BEyond the thiRd Generation | |
| ICMP | Internet Control Message Protocol | |
| ICON | International Conference on Networks | |
| ICT | Information and Communications Technology | |
| ICW | internet call waiting | |
| ID | identifier | |
| IDDD | International Direct Distance Dialing | |
| IEEE | Institute of Electrical and Electronics Engineers | |
| IESG | Internet Engineering Steering Group | |
| IETF | Internet Engineering Task Force | |
| IFF | if and only if | |
| IKE | Internet Key Exchange | |
| iLBC | internet Low Bitrate Codec | |
| IM | IP Multimedia | |
| IMAC | Innovative Mobile Applications of Context | |
| IMS | IP Multimedia Subsystem | |
| IN | Intelligent Networks or IP Networks | |
| INET | Internet Society (Conference series) | |
| info | information | |
| IOS | (Cisco) Internetwork Operating System | |
| IP | Internet Protocol | |
| IP | IM Presence | |
| IPTV | IP Television | |
| ISBN | International Standard Book Number | |
| ISDN | Integrated Services Digital Network | |
| ISO | International Standards Organization | |
| ISP | Internet Service Provider | |
| ISSN | International Standard Serial Number | |
| ISUP | Integrated Services Digital Network (ISDN) User Part | |
| IT | Information Technology | |
| ITAD | Internet Telephony Administrative Domain | |
| ITU | International Telecommunication Union | |
| IVR | Interactive voice response | |
| JAIN | Java APIs for Integrated Networks | |
| JB | Jitter Buffer | |
| JBA | Jitter Buffer Adaptive | |
| JDSU | JDS Uniphase Corporation | |
| JSR | Java Specification Requests | |
| JVM | Java Virtual Machine | |
| KB | Knowledge base | |
| KDE | K Desktop Environment | |
| KPI | Key Performance Indicators | |
| KTH | KTH Royal Institute of Technology | Kungliga Tekniska Högskolan |
| L16 | Linear 16 bit (encoding) | |
| L8 | Linear 8 bit (encoding) | |
| LA | Los Angeles (California) | |
| LAN | Local Area Network | |
| LCD | Liquid Crystal Display | |
| LDAP | Lightweight Directory Access Protocol | |
| LEA | Law Enforcement Administration | |
| LGPL | GNU Lesser General Public License | |
| LI | Lawful Interception | |
| LIM | Call limiter | |
| LOG | Call logging | |
| LPC | Linear Predictive Coding | |
| LRF | Location Retrieval Function | |
| LS | Location Server | |
| LSI | Large Scale Integration | |
| LTE | Long Term Evolution | |
| M2M | Machine-to-Machine | |
| MAC | Medium Access Control (below the link layer) or message authentication code | |
| MAP | Mobility Anchor Point or Mobile Application Part | |
| MAS | Mass calling | |
| max | maximum | |
| MB | Megabyte | |
| MCI | Malicious Call Identification | |
| MDC | Modification Detection Code | |
| MEST | Middle European Summer Time | |
| MGCF | Media Gateway Control Function | |
| MGCP | Media Gateway Control Protocol | |
| MGW | Media Gateway | |
| MIB | Management Information Base | |
| MIDCOM | Middlebox Communications | |
| MIKEY | Multimedia Internet KEYing | |
| MIME | Multipurpose Internet Mail Extensions | |
| min | minimum | |
| MMC | Meet Me Conference | |
| MMS | Multimedia Messaging Service | |
| MMUSIC | Multiparty Multimedia Session Control | |
| MOS | Mean Opinion Score | |
| MOS-CQ | Mean Opinion Score for Conversational Quality | |
| MOS-LQ | mean opinion score for listening quality | |
| MPA | MPEG Audio | |
| MPEG | Motion Picture Experts Group | |
| MPLS | Multiprotocol Label Switching | |
| MPRTP | Multipath RTP | |
| MQTT | Message Queue Telemetry Transport | |
| MS | Master's of Science or Marshal Server | |
| ms | millisecond | |
| MSCML | Media Server Control Markup Language | |
| MSML | Media Server Markup Language | |
| MUST | Military Intelligence and Security Service) | Militära Underrättelse- och Säkerhetstjänsten |
| MSRP | Message Session Relay Protocol | |
| MWC | Multi Way Calling | |
| NAPTR | Naming Authority Pointer | |
| NAT | Network Address Translator | |
| NB | Nota bene (Latin meaning Note well) | |
| NENA | National Emergency Number Association | |
| NIST | National Institute of Standards and Technology | |
| NJ | New Jersey | |
| NOSSDAV | Network and Operating System Support for Digital Audio and Video | |
| NP | Number Portability | |
| NREN | National Research and Education Network | |
| NSA | (U.S.) National Security Agency | |
| NSIS | Next Steps In Signaling | |
| NTP | Network Time Protocol | |
| NY | New York | |
| OCHA | (United Nations) Office for Coordination of Humanitarian Affairs | |
| OCS | Originating Call Screening | |
| ODR | Origin Dependent Routing | |
| OK | Okay | |
| OMA | Open Mobile Alliance | |
| ONC | Off Net Calling | |
| ONE | One number | |
| OR | Oregon | |
| OSGi | Open Services Gateway Initiative (OSGi™) Alliance | |
| OSP | Open Settlement Protocol | |
| OTP | (Erlang) Open Telecom Platform | |
| OUP | Originating User Prompter | |
| P-CSFC | Proxy Call Session Control Function | |
| PAM | (JAIN) Presence and Availability Management | |
| PAMS | Perceptual Analysis Measurement System | |
| PAN | Personal Area Nwtwork | |
| PBX | Private Branch Exchange | |
| PC | Personal Computer | |
| PCC | Probabilistic Congestion Control | |
| PCM | Pulse Code Modulation | |
| PCMU | Pulse Coded Modulation mu-law (encoding) | |
| PDA | Personal Digital Appliance | |
| Portable Document Format | ||
| PESQ | Perceptual Evaluation Speech Quality | |
| PIDF | Presence Information Data Format | |
| PIMRC | (IEEE International Symposium on) Personal, Indoor and Mobile Radio Communications | |
| PINT | PSTN Internet Internetworking | |
| PLC | Packet Loss Concealment | |
| PLS | Pronunciation Lexicon Specification | |
| PM | Post meridiem (Latin for afternoon) | |
| PN | Personal Numbering | |
| PNP | Private Numbering Plan | |
| PoC | Push-to-talk over Cellular | |
| PoE | Power over Ethernet | |
| POP | Point of Presence | |
| POTS | Plain Old Telephony Service | |
| PRACK | Reliable ACK | |
| PRIV | a private extension to SDES | |
| PRM | Premium rate | |
| PRMC | Premium charging | |
| PRN | Pseudo-random Number | |
| PS | Provisioning Server | |
| PSAP | public safety answering point | |
| PSQM | Perceptual Speech Quality Measurement | |
| PST | Pacific Standard Time | |
| PSTN | Public Switched Telephone Network | |
| PT | Payload Type | |
| PTS | The Swedish Post and Telecom Authority | Post- och Telestyrelsen |
| Q3 | Network Management Interface (ITU-T) | |
| QCELP | Qualcomm Code Excited Linear Prediction | |
| QoS | Quality of Service | |
| QR | Quick Response (Code) | |
| QSIG | Q-Signaling protocol | |
| QUE | Call queueing(QUE) | |
| RADIUS | Remote Authentication Dial-In User Service | |
| RAM | Random Access Memory | |
| RAT | Robust Audio Tool | |
| RC | Report Count | |
| RDF | Resource Description Framework | |
| RE | regarding | |
| REC | recommendation | |
| REVC | Reverse charging | |
| RFC | Request for Comments | |
| RG | Residential Gateway | |
| RIA | Rich Internet Application | |
| RIPE | Reseaux IP Européens | |
| RISC | Reduce Instruction Set Computer | |
| RMT | Reliable Multicast Transport | |
| RR | Receiver Report | |
| RS | Receives SIP | |
| RSS | Rich Site Summary | |
| RST | reset | |
| RSVP | Resource Reservation Protocol | |
| RTCP | Real time Control Protocol | |
| RTCP | Real Time Control Protocol | |
| RTP | Real Time Protocol | |
| RTSP | Real Time Streaming Protocol | |
| RTT | Round Trip Time | |
| RX | Receiver | |
| S-CSFC | Serving Call Session Control Function | |
| SA | Société Anonyme (French for Corporation) | |
| SAP | Session Announcement Protocol | |
| SCCP | Skinny Client Control Protocol | |
| SCF | Selective Call Forwarding | |
| SCTP | Stream Control Transmission Protocol | |
| SDCS | Security in Distributed Computing Systems | |
| SDES | Source Description | |
| SDK | Software Development Kit | |
| SDP | Session Description Protocol | |
| SE | Sweden | |
| SEC | Security screening | |
| SEMS | SIP Express Media Server | |
| SER | SIP Express Router | |
| SFS | Swedish Code of Statutes | Svensk Författningssamling |
| SIGAD | SIGINT Activity Designator | |
| SIGINT | Signals Intelligence | |
| SIMPLE | SIP Instant Messaging Presence Leveraging Extensions | |
| SIP | Session Initiation Protocol | |
| SIPAPI | SIP API | |
| SIPIT | Session Initiation Protocol Interoperability Test | |
| SIPPING | Session Initiation Protocol Project INvestiGation | |
| SIPREC | SIP-Based Media Recording | |
| SIPUA | SIP User Agent | |
| SIRP | Systems of Innovation Research Program | |
| SLA | Service Level Agreement | |
| SLF | Subscription Locator Function | |
| SLP | Service Location Protocol | |
| SMIL | Synchronized Multimedia Integration Language | |
| SMS | Short Message Service | |
| SMTP | Simple Mail Transfer Protocol | |
| SNMP | Simple Network Management Protocol | |
| SOAP | Simple Object Access Protocol | |
| SPA | Service Provider APIs | |
| spam | unsolicited bulk messages | |
| SPIRITS | Service in the PSTN/IN Requesting InTernet Service | |
| SPIT | Spam over Internet Telephony | |
| SPL | Split charging | |
| SPLC | Split charging | |
| SR | Sender Report | |
| SRGS | Speech Recognition Grammar Specification | |
| SRTP | Secure Real Time Protocol | |
| SSM | SIP Service Manager | |
| SSML | Speech Synthesis Markup Language | |
| SSO | Single Sign-On | |
| STB | set-top box | |
| STOMP | Simple/Streaming Text Oriented Messaging Protocol | |
| SSRC | Synchronization Source | |
| STUN | Session Traversal Utilities for NAT | |
| TCP | Transmission Control Protocol | |
| TCS | Terminating Call Screening | |
| TDM | Time Division Multiplexing | |
| telecom | telecommunications | |
| TESLA | Timed Efficient Stream Loss-Tolerant Authentication | |
| TFRC | TCP-Friendly Rate Control | |
| TFWC | TCP-Friendly Window-based Congestion Control | |
| TGREP | Telephony Gateway REgistration Protocol | |
| TI | Texas Instruments | |
| TIPHON | Telecommunications Internet Protocol Harmonization Over Networks | |
| TLS | Transport Layer Security | |
| TMN | Telecommunications Management Network | |
| TOS | Type of Service | |
| TR | Technical Report | |
| TRA | Call transfer | |
| TRIP | Telephony Routing over IP | |
| TS | Technical Specification | |
| TTL | Time to live | |
| TURN | traversal using relay nat | |
| UA | User Agent | |
| UAC | User Agent Client | |
| UAN | Universal Access Number | |
| UAS | User Agent Server | |
| UC | Unified Communications | |
| UCL | University College London | |
| UCS | Universal Character Set | |
| UDP | User Datagram Protocol | |
| UDR | User Defined Routing | |
| UK | United Kingdom | Storbritannien |
| UMA | Unlicensed Mobile Access | |
| UMF | The United Message Format | |
| UML | Universal Modeling Language | |
| UMTS | Universal Mobile Telecommunications Service | |
| UN | United Nations | Förenta nationerna</span |
| UPnP | Universal Plug and Play | |
| UPT | Universal Personal Telecommunication | |
| URI | Uniform Resource Identifier | |
| URL | Universal Resource Locator | webbadress |
| URN | Uniform Resource Name | |
| US | United States (of America) | Förenta staterna |
| USA | United States of America | Amerikas förenta stater |
| USB | Universal Serial Bus | |
| USC | United States Code | |
| USR | User | |
| UTF | UCS Transformation Format | |
| VA | Virginia | |
| VAD | Voice Activity Detection | |
| VB | Visual Basic | |
| VDSL | Very high speed Digital Subscriber Line | |
| VER | Version | |
| VLAN | virtual local area network | |
| VOCAL | Vovida Open Communication Application Library | |
| VoIP | Voice over IP | |
| VoLTE | voice-over-Long Term Evolution | |
| VOMIT | Voice Over Misconfigured Internet Telephones | |
| VOT | Televoting | |
| VP | Vice President | |
| VPN | virtual private network | |
| VQT | Voice Quality Tester | |
| VXML | Voice XML | |
| VoIP | Voice over IP | |
| VXI | (Open) VXI VoiceXML Interpreter | |
| W3C | World Wide Web Consortium | |
| WAN | Wide Area Network | |
| WebDAV | Web Distributed Authoring and Versioning | |
| WebRTC | Web Real-Time Communications | |
| WG | Working Group | |
| WLAN | Wireless Local Area Network | |
| XCON | Centralized Conferencing | |
| XML | Extensible Markup Language | |
| XMPP | Extensible Messaging and Presence Protocol | |
| XP | (RTP Control Protocol) Extended Reports | |
| YACC | Yet Another Compiler Compiler | |
| ZRTP | (Phil Zimmermann) Z Real-time Transport Protocol |