| IEF |
Information Engineering Facility |
| IEMMC |
Internet Electronic Mail Marketing Council |
| IEMP |
Internal Electromagnetic Pulse |
| IEN |
Internet Engineering/Experiment/Experimental Note |
| IEPRC |
International Electronic Publishing Research Centre |
| IES |
Information Exchange System |
| IESG |
Internet Engineering Steering Group |
| IET |
Image Enhancement Technology |
| IETF |
Internet Engineering Task Force |
| IETM |
Interactive Electronic Technical Manual |
| IEX |
Imaging Extensions for XWS |
| IF |
Intermediate Frequency, Zwischenfrequenz |
| IFA |
Internationale Funkausstellung, Berlin |
| IFC |
Integrated Factory Control |
| IFC |
Industry/Internet Foundation Classes |
| IFD |
Image File Directory |
| IFD |
Interface Device |
| IFF |
Interchange File Format (Amiga) |
| IFF |
Interessengruppe Funkamateure im Fernverkehr |
| IFF |
Internet Fast Forward |
| IFFT |
Inverse Fast Fourier Transformation |
| IFG |
Incoming Fax Gateway |
| IFG |
Inter Frame Gap |
| IFIP |
International Federation for Information Processing |
| IFL |
Internet For Learning |
| IFMP |
Ipsilon Flow Management Protocol |
| IFPI |
International Federation of the Phonographic Industry |
| IFRB |
International Frequency Registration Board |
| IFS |
Inter Frame Space |
| IFS |
Installable File System (OS/2) |
| IFS |
Internal Field Separator |
| IFS |
Interchange File Separator |
| IFU |
Internationale Fernmeldeunion |
| IFU |
Instruction Fetch Unit |
| IFV |
Internationaler Fernmeldevertrag |
| IFVV |
Internationale feste virtuelle Verbindungen |
| IFW |
ISDN for Workgroups (Microsoft) |
| IFWFW |
ISDN for Windows for Workgroups (Microsoft) |
| IG |
Interior Gateway |
| IG |
Interessengemeinschaft, Interest Group |
| IG |
Interactive Graphics |
| IGA |
Integrated Graphics Adaptor/Array |
| IGBT |
Insulated/Insulator Gate Bipolar Transistor |
| IGC |
Integrated Graphics Controller |
| IGC |
Institute for Global/Galactic Communications |
| IGD |
(Fraunhofer-)Institut für Grafische Datenverarbeitung, Darmstadt |
| IGES |
Initial Graphics Exchange Specification |
| IGIS |
Interactive Graphics Information System |
| IGITT |
Interactive Graphics Information Troubleshooting Technology |
| IGMP |
Internet Group Management/Message Protocol |