| Acronym |  | Definition | Topics | External Links | |
| I&M |
|
Installation and Maintenance |
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| I/O |
|
Input/Output |
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| I2C |
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Inter-Integrated Circuit |
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| I2O |
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Intelligent Input/Output (specification) |
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| I2S |
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Inter-IC Sound (bus) |
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| I3A |
 |
International Imaging Industry Association |
|
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|
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| I3DL2 |
|
Interactive Three-Dimensional (audio) Level 2 |
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| IA |
|
Implementation Agreement |
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| IA |
 |
Information Assurance |
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| IA |
 |
Intel Architecture (as in IA-64) |
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| IA |
|
International Alphabet |
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| IAA |
|
Initial Address Acknowledgment |
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| IAAS |
|
Infrastructure as a Service (usually as IaaS) |
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| IAB |
 |
Interactive Advertising Bureau / Internet Advertising Bureau |
|
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| IAB |
 |
Internet Architecture Board |
|
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| IABI |
|
Intel Application Binary Interface (usually as iABI) |
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| IAC |
|
In Any Case |
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| IAC |
|
Inter-Application Communication |
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| IAC |
|
International Advisory Committee |
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| IAC |
|
Interpret As Command |
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| IACIS |
 |
International Association of Computer Investigation Specialists |
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| IACR |
 |
International Association for Cryptographic Research |
|
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|
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| IAD |
|
(The) Internet Acronym Dictionary |
|
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| IAD |
|
Interface Analysis Document |
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| IAE |
|
In Any Event |
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| IAHC |
 |
International Ad Hoc Committee |
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| IAM |
 |
(Amazon) Identity and Access Management |
|
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|
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| IAM |
 |
Index Allocation Map |
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| IAM |
 |
Information Assurance Management |
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| IAM |
|
Initial Address Message |
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| IANA |
 |
Internet Assigned Numbers Authority |
|
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| IANAL |
|
I Am Not A Lawyer |
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| IAO |
 |
Informaiton Assurance Officer |
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| IAO |
|
Input-Analysis-Output (model) |
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| IAP |
|
Intranet Applications Platform |
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| IAPC |
 |
Intel Architecture Personal Computer (sometimes as IA-PC) |
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| IA-PC |
 |
Intel Architecture Personal Computer |
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| IAPI |
|
Internet Application Programming Interface |
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| IAPP |
|
Industrial Automation Planning Panel |
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| IAPP |
 |
International Accounts Payable Professionals (merged with TAWPI) |
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| IAPP |
 |
International Association of Presentation Professionals |
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| IAPP |
 |
International Association of Privacy Professionals |
|
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| IAR |
|
Initial Address Reject |
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| IARP |
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International Accounts Receivable Professionals (merged with TAWPI) |
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|
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| IAS |
|
Internet Authentication Service |
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| IASG |
|
Internetwork Address Sub-Group (ATM Forum) |
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| IASIG |
 |
Interactive Audio Significant Interest Group / Interactive Audio Special Interest Group |
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| IB |
|
Instruction Buffer |
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| IBCN |
|
Integrated Broadband Communication Network |
|
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| IBG |
|
InterBlock Gap |
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| IBI |
 |
Information Builders, Inc. |
|
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|
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| IBI |
|
Internal Business Information |
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| IBIS |
|
International Banking & Information Security (conference) |
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| IBM |
|
I Blame Microsoft |
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| IBM |
|
Inferior But Marketable |
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| IBM |
|
Insidious Black Magic |
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| IBM |
 |
International Business Machines Corporation |
|
 |
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| IBM |
|
It's Been Malfunctioning |
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| IBM |
|
It's Better Manually |
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| IBMNM |
 |
IBM Network Management |
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| IBN |
|
Integrated Business Network |
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| IBPAG2 |
 |
Icon-Based PArser Generation system 2 |
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|
 |
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| IBPP |
|
Internet Bill Presentment and Payment |
|
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| IBS |
|
Intelsat Business Services (framing and deframing) |
|
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| IBSG |
|
Internetwork Broadcast Sub-Group (ATM Forum) |
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| IBSS |
|
Independent Basic Service Set |
|
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|
 |
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| IBUFG |
|
Internetwork Broadcast Unknown Functional Group (ATM Forum) |
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| IBV |
|
Independent BIOS Vendors |
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|
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| IC |
|
I See |
|
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| IC |
|
In Character |
|
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| IC |
|
Independent Carrier |
|
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| IC |
 |
Industry Canada |
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| IC |
|
Initial Cell (rate) |
|
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|
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| IC |
 |
Inner Circle |
|
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|
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| IC |
|
Input Controller |
|
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| IC |
|
Integrated Circuit |
|
|
 |
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| IC |
|
Interexchange Carrier |
|
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| IC |
|
Inter-LATA Carrier |
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| ICA |
 |
Independent Computing Architecture (protocol) |
|
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| ICA |
|
Intelligent Communications Adapter |
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| ICA |
 |
Intelligent Console Architecture (Protocol) |
|
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| ICA |
 |
International Communications Association |
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| ICAN |
|
Individual Circuit Analysis |
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| ICANN |
 |
Internet Corporation of Assigned Names and Numbers |
|
 |
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| ICAO |
 |
International Civil Aviation Organization |
|
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| ICB |
 |
Integrated Cluster Bus |
|
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| ICBM |
|
Inter-Continental Ballistic Missile |
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| ICBW |
|
I Could Be Wrong |
|
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| ICC |
|
Integrated Circuit Card / Integrated Circuit Chip |
|
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| ICC |
|
International Calling Code |
|
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|
 |
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| ICC |
|
International Chamber of Commerce |
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| ICC |
 |
International Color Consortium |
|
 |
|
 |
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| ICC |
|
International Communication Conference |
|
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| ICC |
|
International Control Center |
|
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| ICC |
|
Interstate Commerce Commission |
|
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| ICCB |
|
Internet Configuration Control Board |
|
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| ICCM |
|
Inter-client Communications Conventions Manual |
|
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|
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| ICCP |
 |
Institute for the Certification of Computing Professionals |
|
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|
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| ICCP |
 |
International Consortium of Computing Professionals |
|
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| ICCV |
|
International Conference on Computer Vision |
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| ICD |
|
Interactive Call Distribution |
|
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| ICD |
|
International Classification of Diseases |
|
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| ICD |
|
International Code Designator |
|
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| ICE |
 |
[U.S.] Immigration and Customs Enforcement |
|
 |
|
 |
|
| ICE |
|
In Case of Emergency |
|
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|
 |
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| ICE |
|
In-Circuit Emulators |
|
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| ICE |
 |
Inner Circle Elite |
|
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| ICE |
 |
Insane Creator Enterprises (usually as iCE) |
|
 |
|
 |
|
| ICE |
|
Integrated Compression Engine |
|
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| ICE |
 |
International Cracking Elite |
|
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| ICE |
 |
Internet Communications Engine |
|
 |
|
 |
|
| ICE |
|
Intrusion Countermeasure Electronics / Intrusion Countermeasure Equipment |
|
|
 |
|
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| ICECCS |
|
International Conference on Engineering of Complex Computer Systems |
|
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| ICES |
 |
(IC) Interference-Causing Equipment Standard |
|
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| ICFA |
 |
International Computer Fax Association |
|
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| ICFG |
|
IASG Coordination Function Group (ATM Forum) |
|
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| ICH |
|
International Call Handling |
|
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| ICI |
|
Incoming Call Identification |
|
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| ICI |
|
Interexchange Carrier Interface |
|
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| ICI |
|
Interface Control Information |
|
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| ICIA |
 |
International Communications Industries Association |
|
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|
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| ICL |
|
Industrial Code and Logic (manufacturer) |
|
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|
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| ICL |
 |
International Computers Limited |
|
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| ICLID |
|
Individual Calling Line IDentification |
|
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| ICLP |
|
International Conference on Logic Programming |
|
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| ICM |
|
Image Color Management |
|
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| ICM |
|
Integrated Call Management |
|
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| ICMP |
|
Internet Control Message Protocol |
|
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| ICN |
|
International Cooperating Network / InterConnecting Network |
|
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| ICO |
|
Intermediate Circular Orbit (satellite) |
|
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| ICOMP |
 |
Intel Comparative Microprocessor Performance |
|
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| ICOS |
 |
International Club for Open Systems |
|
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| ICOT |
|
ISDN COnformance Testing |
|
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| ICP |
 |
Information Capture Professional (credential) |
|
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| ICP |
|
Initial Connection Protocol |
|
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| ICP |
|
Interconnect Controller Program |
|
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| ICP |
|
Internet Cache Protocol / Internet Caching Protocol |
|
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| ICP |
|
Internet Control Protocol |
|
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| ICP |
|
Interprocess Communications Protocol |
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| ICPOT |
|
Interexchange Carrier - Point of Termination |
|
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| ICPP |
|
International Conference on Parallel Processing |
|
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| ICPR |
|
International Conference on Pattern Recognition |
|
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| ICPT |
|
Intercept Tone |
|
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| ICR |
|
Inductance / Capacitance / Resistance |
|
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| ICR |
 |
Intelligent Call Router |
|
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|
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| ICR |
|
Intelligent Character Recognition |
|
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|
 |
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| ICRA |
|
International Conference on Robotics and Automation |
|
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| ICRA |
 |
Internet Content Rating Association |
|
 |
|
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| ICS |
 |
Interactive Computer Service |
|
 |
|
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| ICS |
 |
Internet Connection Sharing |
|
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| ICS |
 |
Italian Cracking Service |
|
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| ICSA |
 |
International Computer Security Association (previously NCSA) |
|
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| ICSC |
|
Inter-LATA Customer Service Center |
|
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| ICSE |
|
International Conference on Software Engineering |
|
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| ICSR |
|
Independent Customer Service Representative |
|
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| ICST |
 |
Institute for Computer Science and Technology |
|
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| ICSU |
|
Internal Channel Service Unit |
|
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| ICT |
|
Information and Communications Technology |
|
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| ICU |
 |
International Components for Unicode |
|
 |
|
 |
|
| ICUG |
|
International Closed User Groups |
|
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| ICV |
|
Integrity Check Value |
|
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| ICVT |
|
InComing Verification Trunk |
|
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| ICW |
|
Interrupt Continuous Wave |
|
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| ICX |
 |
Inter-Cartridge Exchange |
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| ID |
|
Identification |
|
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| ID |
|
Identifier |
|
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| ID |
|
Internet Draft |
|
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| ID |
|
Intrusion Detection |
|
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| I-D |
 |
Internet-Draft |
|
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|
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| IDA |
|
Integrated Digital Access |
|
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|
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| IDAPI |
 |
Independent Database Application Programming Interface / Integrated Database Application Programming Interface / Integrated Distributed Application Programming Interface |
|
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| IDC |
|
Information Distribution Companies |
|
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| IDC |
|
Insulation Displacement Contact |
|
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| IDC |
 |
International Data Corporation |
|
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| IDC |
 |
Internet Database Connector |
|
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| IDC/HTX |
 |
Internet Database Connector HTML Extension |
|
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| IDCI |
|
Interim Defined Central office Interface |
|
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| IDCMA |
 |
Independent Data Communication Manufacturers' Association |
|
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| IDCT |
|
Inverse Descrete Cosine Transform |
|
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| IDD |
|
International Direct Dialing |
|
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| IDDD |
|
International Direct Distance Dialing |
|
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| IDE |
|
Integrated Development Environment |
|
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| IDE |
|
Integrated Drive Electronics / Intelligent Drive Electronics |
|
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| IDE |
 |
Interactive Development Environment |
|
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| IDE |
|
Intrusion Detection Engine |
|
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| IDEA |
|
International Data Encryption Algorithm |
|
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| IDECUS |
 |
Internal Digital Equipment Corporation User's Society |
|
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| IDF |
|
Intermediate Distribution Frame |
|
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| IDG |
|
Inter-Dialog Gap |
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| IDGARA |
|
I Don't Give A Rat's Ass |
|
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| IDI |
|
Initial Domain Identifier |
|
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| IDK |
|
I Don't Know |
|
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| IDL |
|
(RPC) Interface Definition Language |
|
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|
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| IDL |
|
Interface Description Language |
|
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|
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| IDLC |
|
Integrated Digital Loop Carrier |
|
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| IDM |
|
Integrated Diagnostic Modem |
|
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| IDM |
|
Integrated Document Management |
|
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| IDMS |
 |
Integrated Database Management System |
|
 |
 |
 |
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| IDN |
|
Integrated Digital Network |
|
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| IDN |
|
International Domain Name / Internationalized Domain Name |
|
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|
 |
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| IDP |
|
Initial Domain Part |
|
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| IDP |
|
Integrated Detector Pre-amplifier |
|
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| IDP |
|
Internet Datagram Protocol |
|
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| IDPF |
 |
International Digital Publishing Forum |
|
 |
|
 |
|
| IDPR |
|
InterDomain Policy Routing |
|
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| IDR |
|
Intermediate Data Rate |
|
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| IDRP |
|
InterDomain Routing Protocol |
|
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| IDS |
 |
Integrated Data Store |
|
|
 |
 |
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| IDS |
|
Internal Directory System |
|
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|
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| IDS |
|
Intrusion Detection System |
|
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| IDSA |
 |
Interactive Digital Software Association |
|
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| IDSL |
|
ISDN Digital Subscriber Line |
|
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| IDSL |
|
ISDN Digital Subscriber Loop |
|
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| IDT |
 |
Interrupt Descriptor Table |
|
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|
 |
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| IDT |
|
Interrupt Dispatch Table |
|
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| IDTR |
 |
Interrupt Descriptor Table Register |
|
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| IDU |
|
Interface Data Unit |
|
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|
 |
| IDUG |
 |
International DB2 Users Group |
|
|
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|
 |
| IDVC |
|
Integrated Data / Voice Channel |
|
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| IE |
 |
(Microsoft) Internet Explorer |
|
|
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|
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| IE |
|
Information Element |
|
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| IEC |
|
InterExchange Carrier |
|
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| IEC |
 |
International Electrotechnical Commission |
|
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| IEC |
 |
International Engineering Consortium |
|
 |
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| IED |
|
International Engineering Development |
|
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| IEE |
 |
Institute of Electrical Engineers |
|
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|
| IEEE |
 |
Institute of Electrical and Electronics Engineers |
|
 |
 |
 |
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| IEMMC |
 |
Internet E-Mail Marketing Council |
|
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| IEN |
|
Internet Engineering Note |
|
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| IEPG |
|
Intercontinental Engineering Planning Group |
|
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| IEPG |
 |
Internet Engineering Planning Group |
|
 |
|
|
|
| IES |
|
Information Exchange System |
|
|
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|
|
| IESG |
 |
Internet Engineering Steering Group |
|
 |
 |
 |
|
| IETF |
 |
Internet Engineering Task Force |
|
 |
 |
 |
|
| IETS |
 |
Interim European Telecommunications Standard |
|
|
|
|
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| I-ETS |
 |
Interim European Telecommunications Standard |
|
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| IF |
|
Intermediate Frequency |
|
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| IF |
 |
Interrupt (enable) Flag |
|
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| IFD |
 |
Image File Directory |
|
|
|
|
|
| IFDC |
 |
International File Distribution Cooperative |
|
|
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| IFF |
|
Interchange File Format |
|
|
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|
 |
| IFG |
|
InterFrame Gap |
|
|
|
|
 |
| IFIP |
 |
International Federation for Information Processing / International Federation of Information Processing |
|
|
|
|
|
| IFL |
|
Image File List |
|
|
|
|
|
| IFO |
 |
Institute of Financial Operations (previously IAPP / IARP / NAPP / TAWPI) |
|
 |
|
 |
|
| IFOBS |
|
International Forum on Open Bibliographic Systems |
|
|
|
|
|
| IFPI |
 |
International Federation of the Phonographic Industry |
|
 |
|
|
|
| IFRB |
|
International Frequency Registration Board |
|
|
|
|
|
| IFRPS |
|
Intercity Facility Relief Planning System |
|
|
|
|
|
| IFS |
|
Installable File System |
|
|
|
|
|
| IFS |
|
Integrated File System |
|
|
|
|
|
| IFS |
|
InterFrame Space |
|
|
|
|
|
| IFS |
|
Internal File System |
|
|
|
|
|
| IFSD |
|
Information Field Size Device |
|
|
|
|
|
| IFSS |
|
I Feel So Stupid |
|
|
|
|
|
| IFU |
|
Interworking Functional Unit |
|
|
|
|
|
| IG |
|
Image Generator |
|
|
|
|
|
| IGD |
|
Internet Gateway Device |
|
|
|
|
|
| IGES |
|
Initial Graphics Exchange Specification |
|
|
|
|
|
| IGMP |
|
Internet Group Management Protocol |
|
|
|
|
|
| IGMP |
|
Internet Group Multicast Protocol |
|
|
|
|
|
| IGOSS |
|
Industry and Government Open Systems Specification |
|
|
|
|
|
| IGP |
|
Interior Gateway Protocol |
|
|
|
|
|
| IGRP |
|
Interior Gateway Routing Protocol |
|
|
|
|
|
| IGRP |
|
Internet Gateway Routing Protocol |
|
|
|
|
 |
| IHL |
|
Internet Header Length |
|
|
|
|
 |
| IHV |
|
Independent Hardware Vendor |
|
|
|
|
|
| II |
|
(ANI) Identification Indicator |
|
|
|
|
|
| IIA |
|
Information Interchange Architecture |
|
|
|
|
|
| IID |
|
Instance Identifier |
|
|
|
|
|
| IID |
 |
Interface Identifier |
|
|
|
|
|
| IIJ |
 |
Internet Initiative Japan |
|
|
|
|
|
| IIM |
|
Inventory Information Management |
|
|
|
|
|
| IIN |
|
Integrated Information Network |
|
|
|
|
|
| IIN |
|
Issuer Identification Number |
|
|
|
|
|
| IINREN |
|
Interagency Interim National Research and Education Network |
|
|
|
|
|
| IIOP |
|
(CORBA) Internet Inter-ORB Protocol |
|
|
|
|
|
| IIP |
 |
Internet Imaging Protocol |
|
|
|
|
|
| IIRC |
|
If I Recall Correctly / If I Remember Correctly |
|
|
 |
|
|
| IIRG |
 |
International Information Retrieval Guild |
|
|
|
|
|
| IIS |
 |
Internet Information Server / Internet Information Services |
|
 |
 |
 |
|
| IISP |
 |
Interim Interswitch Signaling Protocol |
|
|
|
|
|
| IITF |
 |
Information Infrastructure Task Force |
|
|
|
|
|
| IITP |
|
Internetwork Interoperability Test Plan |
|
|
|
|
|
| IIW |
|
ISDN Implementors Workshop |
|
|
|
|
|
| IJCAI |
|
International Joint Conference on Artificial Intelligence |
|
|
|
|
|
| IJCNN |
|
International Joint Conference on Neural Networks |
|
|
|
|
|
| IKE |
|
Internet Key Exchange |
|
|
|
|
|
| IKP |
 |
Internet Keyed Payment (protocol) |
|
|
|
|
 |
| IKR |
|
I Know, Really / I Know, Right? |
|
|
|
|
 |
| IL |
|
Indirect Labor |
|
|
|
|
|
| IL |
|
Intermediate Language (code) |
|
|
|
|
|
| ILAC |
|
International Laboratory Accreditation Conference |
|
|
|
|
|
| ILD |
|
Injection Laser Diode |
|
|
|
|
|
| ILDASM |
|
Intermediate Language Disassembler (usually as ILDasm) |
|
|
|
|
|
| ILE |
 |
Integrated Language Environment |
|
|
|
|
|
| ILE |
 |
International Language Engineering |
|
|
|
|
|
| ILEC |
|
Incumbent Local Exchange Carrier |
|
|
|
|
|
| ILF |
 |
Information Liberation Front |
|
|
|
|
|
| ILMI |
|
Interim Link Management Interface / Interim Local Management Interface |
|
|
|
|
|
| ILOP |
|
Intelligent Local OPeration |
|
|
|
|
|
| I-LOP |
|
Intelligent Local OPeration |
|
|
|
|
|
| ILPS |
|
International Logic Programming Symposium |
|
|
|
|
|
| IM |
|
Instant Message / Instant Messaging |
|
|
|
 |
|
| IM |
|
Intelligent Messaging |
|
|
|
|
|
| IM |
|
Intensity Modulation |
|
|
|
|
|
| IM |
|
Interface Module |
|
|
|
|
|
| IM |
|
Interpersonal Messaging |
|
|
|
|
|
| IMA |
 |
Interactive Multimedia Association |
|
|
|
|
|
| IMA |
|
Inverse Multiplexing over ATM |
|
|
|
|
|
| IMAC |
|
Isochronous Media Access Control |
|
|
|
|
|
| IMADA |
|
(Danish) Institut for Matematik og Datalogi |
|
|
|
|
|
| IMAO |
|
In My Arrogant Opinion |
|
|
 |
|
 |
| IMAP |
 |
Interactive Mail Access Protocol / Interim Mail Access Protocol / Internet Mail Access Protocol (eventually all referenced as Internet Messaging Access Protocol) |
|
 |
 |
 |
 |
| IMAP |
 |
Internet Message Access Protocol (previously Internet Mail Access Protocol) |
|
 |
 |
 |
|
| IMAP4 |
 |
Internet Message Access Protocol version 4 (previously Internet Mail Access Protocol) |
|
 |
 |
 |
|
| IMAS |
|
Integrated Mass Announcement System |
|
|
|
|
|
| IMBBSA |
 |
International Major Bulletin Board System Association |
|
|
|
|
|
| IMC |
 |
Internet Mail Consortium |
|
 |
|
 |
|
| IMCO |
|
In My Considered Opinion |
|
|
|
|
|
| IMDB |
 |
In-Memory DataBase |
|
|
|
|
|
| IME |
|
In My Experience |
|
|
|
|
|
| IME |
|
Input Method Editor |
|
|
|
|
|
| IMEI |
 |
International Mobile station Equipment Identity |
|
|
|
 |
|
| IMHO |
|
In My Honest Opinion / In My Humble Opinion |
|
|
 |
|
|
| IMIL |
|
International Management Information Library |
|
|
|
|
|
| IMM |
|
Idle Material Management |
|
|
|
|
|
| IMM |
|
Input Message Manual |
|
|
|
|
|
| IMM |
 |
Input Method Manager |
|
|
|
|
|
| IMNSHO |
|
In My Not-So-Humble Opinion |
|
|
 |
|
|
| IMO |
|
In My Opinion |
|
|
 |
|
|
| IMP |
|
Information Management Plan |
|
|
|
|
|
| IMP |
|
Interface Message Processor |
|
|
|
|
|
| IMPACT |
|
Information Market Policy Actions |
|
|
|
|
|
| IMPATT |
|
Impact Avalanche and Transit Time |
|
|
|
|
|
| IMPS |
|
Interactive Mathematical Proof System |
|
|
|
|
|
| IMPS |
|
Interface Message ProcessorS |
|
|
|
|
 |
| IMR |
 |
Information Management Research |
|
|
|
|
 |
| IMR |
|
Intelligent Mark Recognition |
|
|
|
|
|
| IMR |
|
Internet Monthly Report |
|
|
|
|
|
| IMS |
|
Image Management System |
|
|
|
|
|
| IMS |
 |
Information Management System |
|
|
|
|
|
| IMS |
 |
Institute for Microelectronics, Stuttgart |
|
 |
|
|
|
| IMS |
|
IP Multimedia Subsystem |
|
|
|
|
|
| IMSI |
 |
International Microcomputer Software, Inc. |
|
|
|
|
|
| IMSI |
|
International Mobile Subscriber Identity |
|
|
|
|
|
| IMSP |
|
Independent Manufacturer Support Program |
|
|
|
|
|
| IMSTM |
|
Information Management System Transaction Manager |
|
|
|
|
|
| IMT |
|
Inter - Machine Trunk |
|
|
|
|
|
| IMT |
 |
International Mobile Telecommunications (IMT-2000) |
|
 |
|
|
|
| IMTC |
 |
International Multimedia Telecommunications Consortium |
|
 |
|
|
|
| IMTS |
|
Improved Mobile Telephone Service |
|
|
|
|
|
| IM-UAPDU |
|
Interpersonal Messaging User Agent Protocol Data Unit |
|
|
|
|
|
| IN |
|
Inch (usually as in or " ) |
|
|
|
|
|
| IN |
|
Intelligent Network |
|
|
|
|
|
| INA |
|
Information Networking Architecture |
|
|
|
|
|
| INAP |
|
Intelligent Network Access Point |
|
|
|
|
|
| INARP |
|
Inverse Address Resolution Protocol (usually as InARP) |
|
|
|
|
|
| INC |
|
Incorporated |
|
|
|
|
|
| INC |
|
InterNational Carrier |
|
|
|
|
|
| INC |
 |
International Network of Crackers |
|
|
|
|
 |
| INCA |
|
Integrated Network Communication Architecture |
|
|
|
|
 |
| INCITS |
 |
InterNational Committee for Information Technology Standards |
|
 |
|
 |
|
| INFOSEC |
|
INFOrmation systems SECurity |
|
|
|
|
|
| INIT |
|
Initialization |
|
|
|
|
|
| INIT |
|
Initials |
|
|
|
|
|
| INL |
|
Inter Node Link |
|
|
|
|
|
| INL |
 |
International Netrek League |
|
 |
|
|
|
| INMARSAT |
|
INternational MARitime SATellite service |
|
|
|
|
|
| INN |
|
Inter Node Network |
|
|
|
|
|
| INN |
 |
InterNetNews |
|
 |
|
|
|
| INP |
|
Intelligent Network Processor |
|
|
|
|
|
| INPO |
|
In No Particular Order |
|
|
|
|
|
| INRIA |
 |
Institut National de Recherche en Informatique et en Automatique |
|
|
|
|
|
| INS |
|
Information Network System |
|
|
|
|
|
| INT |
|
Integer |
|
|
|
|
|
| INT |
|
Interrupt |
|
|
|
|
|
| INTA |
 |
International Trademark Association |
|
 |
|
|
|
| INTAP |
|
INteroperability Technology Association for information Processing |
|
|
|
|
|
| INTELSAT |
 |
International Telecommunications Satellite consortium / International Telecommunications Satellite Organization |
|
|
|
|
|
| INTSER |
|
Integrated Services (standard) |
|
|
|
|
|
| INTT |
|
Incoming No Test Trunk |
|
|
|
|
|
| INTUG |
 |
INternational Telecommunications Users' Group |
|
|
|
|
|
| INV |
|
Inventory |
|
|
|
|
|
| INWATS |
|
Inward Wide Area Telecommunications Service |
|
|
|
|
 |
| IO |
|
Independent Option |
|
|
|
|
 |
| IO |
|
Inherit Only |
|
|
|
|
|
| IO |
|
Input / Output |
|
|
|
|
|
| IO |
|
Inward Operator |
|
|
|
|
|
| IOC |
|
Input / Output Controller |
|
|
|
|
|
| IOC |
|
InterOffice Channel |
|
|
|
|
|
| IOCC |
|
International Overseas Completion Center |
|
|
|
|
|
| IOCDS |
|
Input/Output Configuration Data Set |
|
|
|
|
|
| IOCP |
|
Input/Output Control Program |
|
|
|
|
|
| IOD |
|
Identified Outward Dialing |
|
|
|
|
|
| IOE |
 |
Illegal Operation Error |
|
|
|
|
|
| IOM |
|
Input/Output Module |
|
|
|
|
|
| IOM |
|
Integrated Output Manager |
|
|
|
|
|
| IONL |
|
Internal Organization of the Network Layer |
|
|
|
|
|
| IOP |
|
Input Output Processor |
|
|
|
|
|
| IOP |
|
Interoperability |
|
|
|
|
|
| IOPL |
 |
Input / Output Privilege Level |
|
|
|
|
|
| IOS |
|
Input/Output Supervisor |
|
|
|
|
|
| IOS |
|
Intermediate Open System |
|
|
|
|
|
| IOS |
 |
Internetwork Operating System |
|
|
|
|
|
| IOT |
|
Inter - Office Trunk |
|
|
|
|
|
| IOT |
|
Internet of Things (usually as IoT) |
|
 |
|
 |
|
| IOU |
|
I Owe You |
|
|
|
|
|
| IOUG |
 |
Independent Oracle Users Group |
|
 |
|
|
 |
| IOW |
|
In Other Words |
|
|
|
|
 |
| IP |
|
Information Provider |
|
|
|
|
|
| IP |
|
Instruction Pointer |
|
|
|
|
|
| IP |
|
Intellectual Property |
|
|
|
|
|
| IP |
|
Intermediate Point |
|
|
|
|
|
| IP |
|
Internet Protocol |
|
|
|
|
|
| IPC |
|
InterProcess Communication |
|
|
|
|
|
| IPCL |
 |
[HP] Image Printing Control Language |
|
|
|
|
|
| IPCS |
|
Interactive Problem Control System |
|
|
|
|
|
| IPD |
|
Internet Protocol Datagram |
|
|
|
|
|
| IPDP |
|
Industrial Peripheral Data Processing |
|
|
|
|
|
| IPDS |
|
Intelligent Printer Data Stream |
|
|
|
|
|
| IPDU |
|
Internetwork Protocol Data Unit |
|
|
|
|
|
| IPE |
|
In-band Parameter Exchange |
|
|
|
|
|
| IPF |
|
Information Presentation Facility |
|
|
|
|
|
| IPG |
|
Image Processing Group |
|
|
|
|
|
| IPG |
|
Interactive Program Guide |
|
|
|
 |
|
| IPG |
|
Inter-Packet Gap |
|
|
|
|
|
| IPH |
|
Impressions Per Hour |
|
|
|
|
|
| IPI |
|
Initial Protocol Identifier |
|
|
|
|
|
| IPI |
|
Intelligent Peripheral Interface |
|
|
|
|
|
| IPI |
|
International Painting Interactive (project) |
|
|
|
|
|
| IPL |
|
Initial Program Load |
|
|
|
|
|
| IPLAN |
|
Integrated PLanning and ANalysis |
|
|
|
|
 |
| IPLS |
|
InterLATA Private Line Services |
|
|
|
|
 |
| IPM |
|
Images Per Minute |
|
|
|
|
|
| IPM |
|
Impulses Per Minute |
|
|
|
|
|
| IPM |
|
Internet Policy Management (software) |
|
|
|
|
|
| IPM |
|
InterPersonal Messaging |
|
|
|
|
|
| IPM |
|
Interruptions Per Minute |
|
|
|
|
|
| IPMI |
|
Intelligent Platform Management Interface |
|
|
|
|
|
| IPMS |
|
InterPersonal Messaging Service / InterPersonal Messaging System |
|
|
|
|
|
| IPMUA |
|
InterPersonal Messaging User Agent |
|
|
|
|
|
| IPM-UA |
|
InterPersonal Messaging User Agent |
|
|
|
|
|
| IPN |
|
Integrated Packet Network |
|
|
|
|
|
| IPN |
 |
International Printers Network |
|
|
|
|
|
| IPNG |
|
Internet Protocol Next Generation (usually as IPng) |
|
|
|
|
|
| IPO |
|
Initial Public Offering |
|
|
|
|
|
| IPP |
|
Internet Printing Protocol |
|
|
|
|
|
| IPP |
|
Internet Protocol Precedence |
|
|
|
|
|
| IPPM |
|
Internet Protocol Performance Metrics |
|
|
|
|
|
| IPPS |
|
International Parallel Processing Symposium |
|
|
|
|
|
| IPR |
|
Intellectual Property Rights |
|
|
|
 |
|
| IPRA |
 |
Internet Policy Registration Authority |
|
 |
|
|
|
| IPS |
|
Inches Per Second (usually ips) |
|
|
|
|
|
| IPS |
|
Information Processing System |
|
|
|
|
|
| IPS |
|
In-Plane Switching |
|
|
|
 |
|
| IPS |
|
Instructions Per Second |
|
|
|
|
 |
| IPS |
|
Internet Protocol Suite (aka TCP/IP) |
|
|
|
|
 |
| IPS |
 |
Interstate Photo System |
|
|
|
|
|
| IPSEC |
|
Internet Protocol Security (usually as IPSec) |
|
|
|
|
|
| IPSIT |
|
International Public Sector Information Technology |
|
|
|
|
|
| IPTC |
 |
International Press Telecommunications Council |
|
 |
|
 |
|
| IPTF |
 |
Information Protection Task Force |
|
|
|
|
|
| IPTV |
|
Internet Protocol Television |
|
|
|
|
|
| IPV4 |
|
Internet Protocol version 4 (usually as IPv4) |
|
|
|
|
|
| IPV6 |
 |
Internet Protocol version 6 (usually as IPv6) |
|
 |
|
 |
|
| IPX |
 |
Internetwork Packet Exchange / Integrated Packet Exchange |
|
|
|
|
|
| IPX/SPX |
 |
Internetwork Packet Exchange / Sequenced Packet Exchange |
|
|
|
|
|
| IPXODI |
 |
Internetwork Packet Exchange Open Data-Link Interface |
|
|
|
|
|
| IR |
|
Information Retrevial |
|
|
|
|
|
| IR |
|
Infrared |
|
|
|
|
|
| IR |
|
Internet Registry |
|
|
|
|
|
| IR |
|
Internet Router / Internetwork Router |
|
|
|
|
|
| IRA |
|
Individual Retirement Account |
|
|
|
|
|
| IRC |
 |
[U.S.] Internal Revenue Code |
|
 |
|
 |
|
| IRC |
|
International Record Carrier |
|
|
|
|
|
| IRC |
|
Internet Relay Chat |
|
 |
|
 |
|
| IRD |
|
Information Resource Dictionary |
|
|
|
|
|
| IRDA |
|
Infrared Data Association / Infrared Developers Association |
|
|
|
|
|
| IRDS |
 |
Information Resource Dictionary System |
|
 |
|
|
|
| IRF |
 |
Inherited Rights Filter |
|
|
|
|
 |
| IRF |
|
Intermediate Routing Function |
|
|
|
|
 |
| IRG |
|
International Rogues Guild |
|
|
|
|
|
| IRG |
|
InterRecord Gap |
|
|
|
|
|
| IRI |
 |
Internationalized Resource Identifier |
|
 |
|
 |
|
| IRL |
|
In Real Life |
|
|
|
|
|
| IRL |
|
Inter-Repeater Link |
|
|
|
|
|
| IRLAP |
|
Infrared Link Access Protocol (usually as IrLAP) |
|
|
|
|
|
| IRLMP |
|
Infrared Link Management Protocol (usually as IrLMP) |
|
|
|
|
|
| IRM |
|
Inherited Rights Mask |
|
|
|
|
|
| IRMC |
|
I Rest My Case |
|
|
|
|
|
| IRMFI |
|
I Reply Merely For Information |
|
|
|
|
|
| IROR |
|
Internal Rate Of Return |
|
|
|
|
|
| IROS |
|
Intelligent Robots and Systems |
|
|
|
|
|
| IRP |
|
I/O Request Packet |
|
|
|
|
|
| IRP-BBS |
 |
Information Reporting Program Bulletin Board System / Information Returns Program Bulletin Board System |
|
|
|
|
|
| IRQ |
|
Interrupt Request |
|
|
|
|
|
| IRQL |
|
Interrupt ReQuest Level |
|
|
|
|
|
| IRR |
|
Internal Rate of Return |
|
|
|
|
|
| IRS |
 |
Internal Revenue Service |
|
 |
|
 |
|
| IRSG |
 |
Internet Research Steering Group |
|
 |
 |
 |
|
| IRT |
|
In Regards To |
|
|
|
|
|
| IRT |
|
Incident Response Team |
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| IRTF |
 |
Internet Research Task Force |
|
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| IRV |
|
International Reference Version |
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| IS |
|
Information Services |
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| IS |
|
Information Systems |
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| IS |
|
Intermediate System |
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| IS |
|
International Standard |
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| IS |
|
Internet Standard |
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| IS |
|
Interrupt Set |
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| ISA |
 |
Industry Standard Architecture |
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| ISA |
|
Instruction Set Architecture |
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| ISA |
 |
Interactive Services Association |
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| ISAC |
 |
Information Sharing and Analysis Center |
|
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| ISACA |
 |
Information Systems Audit and Control Association |
|
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| ISAE |
|
International Standard on Assurance Engagements |
|
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| ISAKMP |
 |
Internet Security Association and Key Management Protocol (RFC 2408) |
|
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| ISAM |
|
Indexed Sequential Access Method |
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| ISAPI |
 |
Internet Server Application Programming Interface |
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| ISBN |
|
International Standard Book Number |
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| ISC |
|
I Stand Corrected |
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| ISC |
 |
Interconnect Standard Consortium |
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| ISC |
|
Inter-nation Switching Center / International Switching Center |
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| ISC |
 |
Internet Software Consortium |
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| ISC |
|
InterSystem Communication |
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| ISC2 |
 |
International Information Systems Security Certification Consortium ( usually as (ISC)2 ) |
|
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| ISCA |
|
Intelligent Synchronous Communications Adapter |
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| ISCC |
|
Intelligent Systems Control Console |
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| ISCC |
 |
Internet Security Courseware Consortium |
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| ISCF |
|
Inter-System Control Facility |
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| ISCSI |
 |
Internet Small Computer System Interface (usually as iSCSI) |
|
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| ISD |
|
International Subscriber Dialing |
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| ISDN |
|
Integrated Services Digital Network |
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| ISDN |
|
It Still Does Nothing |
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| ISFE |
 |
Interactive Software Federation of Europe |
|
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|
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| ISH |
|
Intermediate System Hello |
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| ISI |
 |
Information Sciences Institute |
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| ISI |
|
Inter-Symbol Interference |
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| ISIS |
|
Image and Scanner Interface Specification |
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| ISIS |
|
Intermediate System to Intermediate System |
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| ISIS |
 |
Investigative Support Information System |
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| IS-IS |
|
Intermediate System to Intermediate System |
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| ISLE |
|
International Standards for Language Engineering |
|
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| ISLM |
|
Integrated Services Line Module |
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| ISLU |
|
Integrated Services Line Unit |
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| ISM |
|
Industrial, Scientific, and Medical |
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| ISN |
|
Information Systems Network |
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| ISN |
|
Initial Sequence Number |
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| ISN |
|
Integrated Systems Network |
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| ISN |
 |
Internet Society News |
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| ISNS |
 |
Internet Storage Name Service |
|
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| ISO |
|
Information Security Officer |
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| ISO |
 |
International Organization for Standardization (ISO is not an acronym) |
|
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| ISO/CS |
 |
International Organization for Standardization Central Secretariat |
|
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| ISOC |
 |
Internet Society (sometimes as ISoc) |
|
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| ISOCS |
 |
International Organization for Standardization Central Secretariat |
|
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| ISODE |
 |
International Organization for Standardization Development Environment |
|
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| ISORM |
 |
International Organization for Standardization Reference Model |
|
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| ISP |
|
International Standardized Profile |
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| ISP |
|
Internet Service Provider |
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| ISPA |
 |
Internet Service Providers Association |
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| ISPATS |
|
International Standardized Profile Abstract Test Suite |
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| ISPA-UK |
 |
Internet Services Providers Association of the United Kingdom |
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| ISPETS |
|
International Standardized Profile Executable Test Suite |
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| ISPICS |
|
International Standardized Profile Implementation - Conformance Statement |
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| ISPT |
|
Instituto Superiore Poste e Telecommunicazioni (Superior Institute for Post and Telecommunications) |
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| ISQL |
|
Interactive Structured Query Language |
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| ISR |
|
Interrupt Service Routine |
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| ISRC |
 |
International Standard Recording Code |
|
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| ISS |
|
Information System Security |
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| ISS |
|
Integrated Switching System |
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| ISSA |
 |
Information Systems Security Association |
|
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| ISSAP |
 |
Information Systems Security Architecture Professional |
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| ISSB |
|
Information Systems Standards Board |
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| ISSEP |
 |
Information Systems Security Engineering Professinoal |
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| ISSM |
|
Information Systems Security Manager |
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| ISSM |
|
Information Systems Security Monitor |
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| ISSMP |
 |
Information Systems Security Management Professional |
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| ISSN |
|
Integrated Special Services Network |
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| ISSO |
|
Information Systems Security Officer |
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| ISSO |
|
Information Systems Security Organization |
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| IST |
|
Interrupt Service Thread |
|
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| ISTE |
 |
International Society for Technology in Education |
|
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| ISTEA |
 |
Intermodal Surface Transportation Efficiency Act (of 1991) |
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| ISTM |
|
It Seems To Me |
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| ISTR |
|
I Seem To Recall |
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| ISU |
|
Integrated Service Unit |
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| ISUP |
|
Integrated Services User Part / ISDN User Part |
|
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| ISV |
|
Independent Software Vendor |
|
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| ISWC |
 |
International Standard (Musical) Work Code |
|
 |
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| ISWYM |
|
I See What You Mean |
|
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| IT |
|
Information Technology |
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| IT |
|
Information Type |
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| IT |
|
Intelligent Terminal |
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| ITA |
|
Information Technology Agreement |
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| ITA |
|
International Telegraph Alphabet |
|
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| ITAA |
 |
Information Technology Association of America |
|
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| ITAC |
 |
Information Technology Association of Canada |
|
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| ITAEGC |
|
Information Technology Advisory Experts' Group on Certification |
|
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| ITAEGS |
|
Information Technology Advisory Experts' Group on Standardization |
|
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| ITAEGT |
|
Information Technology Advisory Experts' Group on Telecommunications |
|
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|
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| ITAM |
|
Information Technology Asset Management |
|
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| ITAR |
|
International Traffic in Arms Regulation |
|
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| ITB |
|
Intermediate Text Block |
|
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| ITBOTP |
|
In The Bathroom, Out of Toilet Paper |
|
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| ITC |
|
Independent Telephone Company |
|
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| ITC |
 |
International Typeface Corporation |
|
 |
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| ITCA |
 |
International TeleConferencing Association |
|
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| ITCC |
|
Information Technology Consultative Committee |
|
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| ITCC |
 |
Internet Training and Certification Consortium |
|
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| ITDM |
|
Intelligent Time - Division Multiplexer |
|
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| ITE |
|
Information Technology Equipment |
|
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| ITECC |
 |
Information Technology and e-Commerce Council |
|
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| ITGI |
 |
Information Technology Governance Institute |
|
 |
|
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| ITI |
 |
Industrial Technology Institute |
|
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| ITI |
|
Intelligent Transportation Infrastructure |
|
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| ITI |
|
Interactive Terminal Interface |
|
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| ITIG |
|
Information Technology Interest Group |
|
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| ITIL |
|
Information Technology Infrastructure Library |
|
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| ITIMS |
|
In-service Transmission Impairment Measurement Set |
|
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| ITLD |
|
International Top-Level Domain (usually as iTLD) |
|
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| ITRC |
|
Information Technology Requirements Council |
|
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| ITRO |
|
In The Region Of |
|
|
|
|
|
| ITRR |
 |
Internal Throughput Rate Ratio |
|
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|
 |
| ITRW |
|
In The Real World |
|
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|
 |
| ITS |
|
Incompatible Time Sharing System |
|
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|
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| ITS |
 |
Institute for Telecommunication Sciences |
|
 |
|
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| ITS |
 |
Integrated Transaction Service |
|
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| ITS |
|
Intelligent Transportation System (previously IVHS) |
|
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| ITS |
|
Invitation To Send |
|
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| ITSA |
 |
Intelligent Transportation Society of America |
|
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| ITSB |
|
Image Technology Standards Board |
|
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|
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| ITSC |
|
Inter-regional Telecommunications Standards Conference |
|
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|
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| ITSEC |
|
Information Technology Security Evaluation Criteria |
|
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|
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| ITSMA |
|
Information Technology Services Marketing Association |
|
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| ITSO |
|
Incoming Trunk Service Observation |
|
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|
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| ITSP |
|
Information Technology and System Planning |
|
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| ITSP |
|
Internet Telephony Service Provider |
|
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|
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| ITSTC |
|
Information Technology STeering Committee |
|
|
|
|
|
| ITT |
|
In This Thread |
|
|
|
|
|
| ITT |
|
Invitation To Transmit |
|
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|
|
|
| ITTA |
 |
Information Technology Training Association |
|
|
|
|
|
| ITTP |
 |
Intelligent Terminal Transfer Protocol |
|
|
|
|
|
| ITU |
 |
International Telecommunication Union / International Telegraph Union |
|
 |
|
|
|
| ITUA |
 |
Independent T1 Users' Association |
|
|
|
|
|
| ITU-TSS |
 |
International Telecommunication Union - Telecommunications Standardization Section |
|
 |
|
|
|
| ITV |
|
Interactive Television |
|
|
|
|
|
| IU |
|
Information Unit |
|
|
|
|
 |
| IU |
|
Internet Update |
|
|
|
|
 |
| IUA |
 |
ISDN User Adaption (RFC 4233 / 5133) |
|
|
|
|
|
| IUCV |
|
InterUser Communication Vehicle |
|
|
|
|
|
| IUD |
|
INC (International Network of Crackers) Utilities Division |
|
|
|
|
|
| IUM |
|
Impacted User Minutes |
|
|
|
|
|
| IUT |
|
Implementation Under Test |
|
|
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|
|
| IUW |
|
ISDN User's Workshop |
|
|
|
|
|
| IV |
|
Initialization Vector |
|
|
|
|
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| IVD |
|
Integrated Voice and Data |
|
|
|
|
|
| IVDMS |
|
Integrated Voice and Data Multiplexers |
|
|
|
|
|
| IVDT |
|
Integrated Voice and Data Terminal |
|
|
|
|
|
| IVDTE |
|
Integrated Voice and Data Terminal Equipment |
|
|
|
|
|
| IVHS |
|
Intelligent Vehicle - Highway System |
|
|
|
|
|
| IVIS |
|
Interactive Video Interface System |
|
|
|
|
|
| IVMO |
|
Initial Value Managed Object |
|
|
|
|
|
| IVMS |
|
Interactive Virtual Machine Session |
|
|
|
|
|
| IVP |
|
Installation Verification Program |
|
|
|
|
|
| IVR |
|
Interactive Voice Response |
|
|
|
|
|
| IVTS |
|
International Video Teleconferencing Service |
|
|
|
|
|
| IW |
 |
Imperial Warlords (aka Five-0) |
|
|
|
|
|
| IW |
|
Information Warfare |
|
|
|
|
|
| IW |
 |
Information Week (magazine) |
|
|
|
|
|
| IWA |
|
Imaging and Workflow Automation |
|
|
|
|
|
| IWA |
 |
International Webmasters Association |
|
 |
|
 |
 |
| IWALU |
|
I Will Always Love You |
|
|
|
|
 |
| IWARP |
 |
Internet Wide Area RDMA Protocol (usually as iWARP) |
|
 |
|
 |
|
| IWBNI |
|
It Would Be Nice If |
|
|
|
|
|
| IWF |
 |
(U.K.) Internet Watch Foundation |
|
 |
|
|
|
| IWF |
|
InterWorking Function |
|
|
|
|
|
| IWMM |
|
International Workshop on Memory Management |
|
|
|
|
|
| IWR |
|
Intelligent Word Recognition |
|
|
|
 |
|
| IWU |
|
Intermediate Working Unit / Internetworking Unit / Interworking Unit |
|
|
|
|
|
| IX |
 |
Integrated POSIX (usually as MPEiX) |
|
|
|
|
|
| IX |
|
Interactive eXecutive |
|
|
|
|
|
| IXC |
|
Interexchange Carrier / Interexchange Channel |
|
|
|
|
|
| IXI |
|
International X.25 Interconnect |
|
|
|
|
|
| IXM |
|
Inter- eXchange Mileage |
|
|
|
|
|
| IXSQL |
|
Interval Extensions to SQL |
|
|
|
|
|
| IYKWIM |
|
If You Know What I Mean |
|
|
|
|
|
| IYO |
|
In Your Opinion |
|
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|
|