Second Level Support links
- EnRoute Support HelpDesk
1-800-377-0308 - ECG/EBUS web suppport
- TMA web suppport
- ERIDS web suppport
- HID/NAS/LAN web suppport
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Program Operations mission is the provisioning of integrated capabilities to support EnRoute and Oceanic ATC services.
Second Level Support Tools
Acronyms & Abbreviations
Updated on:3/6/2009 9:15:54 AMA B C D E F G H I J K L M N O P Q R S T U V W X Y Z Other
787 items for this letter.
| This… | Stands for… | Origin | |||
|---|---|---|---|---|---|
| I | Inbound List | ||||
| I | Information | ||||
| I | Inspection | ||||
| I | Interface | ||||
| I | Item | ||||
| I | Symbol for electric current | ||||
| I&C | Installation and Checkout | ||||
| I&CKO | Installation and Checkout | ||||
| I&I | Impact and Implementation | ||||
| I&I | Installation and Integration | ||||
| I&O | Integration and Operational | ||||
| I&Q | In phase and Quadrature phase signal accuracy | ||||
| I&R | Initialization and Reconstitution | ||||
| I&T | ILSP and Training | ||||
| I&T | Integration and Test | ||||
| I&T | Interoperability and Transportability | ||||
| I/AFSS | International AFSS | ||||
| I/C | Integrated Circuit | ||||
| I/CO | Installation and Checkout | ||||
| I/F | Interface | ||||
| I/FS | Interface Specification | ||||
| I/IFR | Intermittent Instruments (IFR) | ||||
| I/LG | Implementation/Logistics Group | ||||
| I/LMG | Implementation/Logistics Monitoring Group | ||||
| I/O | Input/Output | ||||
| I/S | Information Services | ||||
| I488 | IEEE 488 Communications Protocol | ||||
| IA | Indirect Access | ||||
| IA | Input Acknowledge | ||||
| IA | Instruction Address | ||||
| IA | Integrated Adapter | ||||
| IA | Integrated Attachment | ||||
| IA | Interim Altitude | ||||
| IA | Intermediate Area | ||||
| IA/DA | Indirect Access/Direct Access | ||||
| IA5 | International Alphabet, number 5 | ||||
| IAARC | International Administrative Aeronautical Radio Conference | ||||
| IAATCD | If Authorized by ATC, DME may be used | ||||
| IAATS | Initial Advanced Automation Training System | ||||
| IAATS | Interim Advanced Automation Training System | ||||
| IAATS | ISSS Advanced Automation Training System | ||||
| IAB | ISSS Advisory Board | ||||
| IAC | Instantaneous Airborne Count | ||||
| IAC | Instrument Approach Chart | ||||
| IACA | Indirect Addressing Communications Area | ||||
| IACC | Interagency Air Cartographic Committee | ||||
| IACO | Installation and Checkout | ||||
| IACP | Improved Azimuth Change Pulse | ||||
| IAD | Washington (Dulles), DC (airport designator) | ||||
| IAF | Initial Approach Fix | ||||
| IAGC | Instantaneous Automatic Gain Control | ||||
| IAH | Houston (Intercontinental), TX (airport designator) | ||||
| IAIS | International Aviation Information System | ||||
| IAK | Indirect Access Keypad | ||||
| IAL | Intermediate Activity Level | ||||
| IALS | Instrument Approach Light System | ||||
| IAlt | Interim Altitude | ||||
| IAM | Houston (International), TX (airport designator) | ||||
| IAM | Independent Altitude Monitor | ||||
| IAMP | Interagency Motor Pool | ||||
| IAO | IFR Area Outline (RWP) | ||||
| IAO | In and Out of Clouds (ICAO) | ||||
| IAP | Improved Accuracy Program | ||||
| IAP | Initial Approach Procedure | ||||
| IAP | Instrument Approach Procedures | ||||
| IAP | Interactive Panel | ||||
| IAPA | Instrument Approach Procedure(s) Automation | ||||
| IAR | Instruction Address Register | ||||
| IAR | Interface Analysis Report | ||||
| IAR | Intersection of Air Routes (ICAO) | ||||
| IAR | Investment Analysis Report | ||||
| IAS | AS Message Processor subroutine (Inquiry Processing subsystem) | ||||
| IAS | Indicated Air Speed | ||||
| IAS | Introductory AERA Services | ||||
| IAT | Indicated Air Temperature | ||||
| IATA | International Aeronautical Telecommunications Agency | ||||
| IATA | International Air Transport Association | ||||
| IATR | Insert Address Translation Register | ||||
| IATSC | International Aeronautical Telecommunications Switching Center | ||||
| IAW | In Accordance With | ||||
| IAWP | Initial Approach Waypoint | ||||
| IB | Inhibit Bulk storage processing (message ID) | ||||
| IB | Instruction Book | ||||
| IB | Internal Baseline | ||||
| IBAA | International Business Aircraft Association | ||||
| IBAG | Interface Buffer Adapter Generator | ||||
| IBAG | Interface Buffer and Generator | ||||
| IBASF | Intervals Between Aircraft in Stream type Formation | ||||
| IBCSF | Intervals Between Cells in Stream type Formation | ||||
| IBCT | Input Buffer Control Table | ||||
| IBI | Interim Beacon Interrogator | ||||
| IBM | Internal Business Management | ||||
| IBM | International Business Machines | ||||
| IBM | International Business Machines Corporation (a contractor) | ||||
| IBM/FSD | IBM/Federal Systems Division | ||||
| IBN | Identification Beacon (ICAO) | ||||
| IBND | Inbound | ||||
| IBP | BP Message Processor subroutine (Inquiry Processing subsystem) | ||||
| IBP | International Boundary Point | ||||
| IBR | Input Buffer Register | ||||
| IBR | Intermediate Bit Rate | ||||
| IC | Ice Crystals (weather reports only) | ||||
| IC | Icing Intensity | ||||
| IC | Indicator Control (NADIN) | ||||
| IC | Initial Contact | ||||
| IC | Instruction Counter | ||||
| IC | Integrated Circuit | ||||
| IC | Interchange Center | ||||
| IC | Intercom | ||||
| IC/O | Installation and Checkout | ||||
| ICA | Conflict Alert ON/OFF Message subroutine (Inquiry Processing subsystem) | ||||
| ICA | Integrated Communications Adapter | ||||
| ICA | Integrated Communications Attachment | ||||
| ICA | Interfacility Communications Adapter | ||||
| ICAO | International Civil Aviation Organization | ||||
| ICASE | Integrated Computer-Aided Software Engineering | ||||
| ICB | Interface Control Block | ||||
| ICC | Intelligent Communications Controller | ||||
| ICCB | Internal Configuration Control Board | ||||
| ICCF | Interactive Computing Control Facility | ||||
| ICCP | Institute for Certification of Computer Professionals | ||||
| ICCU | Inter Computer Control Unit | ||||
| ICD | Interface Control Documents (Case File designator) | ||||
| ICD | Interface Control Drawing | ||||
| ICE | Icing (ICAO) | ||||
| ICE | In Circuit Emulator | ||||
| ICEF | Interactive Composition and Editing Faciliity | ||||
| ICF | CF Message Processor subroutine (Inquiry Processing subsystem) | ||||
| ICF | Integrated Catalog Facility | ||||
| ICF | Interactive Communications Feature | ||||
| ICF | Interconnection Facility | ||||
| ICGIC | Icing in Clouds | ||||
| ICGICIP | Icing in Clouds and Precipitation | ||||
| ICGIP | Icing in Precipitation | ||||
| ICL | Interfacility Communication Laboratory | ||||
| ICM | Intercenter Coordination Message (message) | ||||
| ICMM | Integrated CMM (Capability Maturity Model) | ||||
| ICMP | Internet Control Message Protocol | ||||
| ICMSSR | Interdepartmental Committee for Meteorological Services and Supporting Research | ||||
| ICNIA | Integrated Communications, Navigation, and Identification Avionics | ||||
| ICO | Installation and Checkout | ||||
| ICP | CP Message Processor subroutine (Inquiry Processing subsystem) | ||||
| ICP | Independent Convergence Potential | ||||
| ICR | Integrated Cancellation Rate | ||||
| ICR | Integrated Cancellation Ratio | ||||
| ICRS | Input Control Sequences | ||||
| ICS | CS Message Processor subroutine (Inquiry Processing subsystem) | ||||
| ICS | Interfacility Communications System | ||||
| ICS | Interim Contractor Support | ||||
| ICSS | Integrated Communications Switching System | ||||
| ICSS | Integrated Communications Switching System | ||||
| ICSS | Interfacility Communication Support System | ||||
| ICST | Institute for Computer Science and Technology | ||||
| ICT | Wichita, KS (airport designator) | ||||
| ICU | Information Control Unit | ||||
| ICU | Integrated Control Unit | ||||
| ICU | Interactive Chart Utility | ||||
| ICU | Interface Control Unit | ||||
| ICU | Interim Capacity Upgrade | ||||
| ICV | Integrity Check Value | ||||
| ICWG | Interface Control Working Group | ||||
| ID | Identification | ||||
| ID | Identified (Identify) | ||||
| ID | Identifier | ||||
| ID | Inside Diameter | ||||
| ID | Interdigital | ||||
| ID | Intersection for Departure (FDE tower data) | ||||
| IDA | DA/DR/DX Message Processor Subroutine (Inquiry Processing subsystem) | ||||
| IDA | Idaho Falls, ID (airport designator) | ||||
| IDA | Institute for Defense Analysis | ||||
| IDA | Integrated Digital Access | ||||
| IDAM | Indexed Direct Access Method | ||||
| IDAT | Interface Data | ||||
| IDAT | Interfacility Data | ||||
| IDAT | Interfacility Data Service | ||||
| IDAW | Indirect Data Address Word | ||||
| IDB | Data Base Message Processing subprogram (Inquiry Processing subsystem) | ||||
| IDB | TT Identification Buffer | ||||
| IDC | Initialization Data Configuration | ||||
| IDC | Interfacility Data Channel | ||||
| IDCN | Intermediate Data Communications Network | ||||
| IDD | DD Message Processor subroutine (Inquiry Processing subsystem) | ||||
| IDD | Interface Design Document | ||||
| IDENT | Aircraft Identification | ||||
| Ident | Identification | ||||
| IDENT | Identification (ICAO) | ||||
| IDF | Intermediate Distribution Frame (VSCS) | ||||
| IDFC | ISSS Data Format Conversion (OU, AAS) | ||||
| IDI | Initial Domain Identifier | ||||
| IDLD | Internal Departure Logic Distance (parameter) | ||||
| IDNZ | NAS Center Identification (parameter) | ||||
| IDP | Initial Domain Part | ||||
| IDR | Informal Dry Run | ||||
| IDR | Input Data Request | ||||
| IDR | Interim Design Review | ||||
| IDR | TTY Identify Register | ||||
| IDRA | ISSS Data Reduction and Analysis | ||||
| IDS | Identifier Selector | ||||
| IDS | Information Display System | ||||
| IDS | Input Data Selector | ||||
| IDS | Interactive Display Subsystem (VSCS) | ||||
| IDS | Interface Design Specification | ||||
| IDSIPS | Integrated Decision Support & Information Presentation System | ||||
| IDSW | EIA Identify 1 and 2 Switches | ||||
| IDT | Instruction Diagnostic Test | ||||
| IDT | Inter-Device Transition | ||||
| IDTF | Interactive Display Text Facility | ||||
| IDU | Initial Daily Use | ||||
| IDU | Interactive Data Base Utilities | ||||
| IDU | Interactive Display Unit | ||||
| IDU | Interface Display Unit (VSCS) | ||||
| IDW | Interdependency Weight | ||||
| IDWC | Inter-Division Working Committee | ||||
| IDWG | Inter-Divisional Working Group | ||||
| IE | Implicit Enumeration (algorithm) | ||||
| IE | Intermediate Equipment | ||||
| IEC | EMSAW Control Message subroutine (Inquiry Processing subsystem) | ||||
| IEC | Industrial Electrification Council | ||||
| IEC | International Electrotechnical Committee | ||||
| IECP | Internal Engineering Change Proposal | ||||
| IEE | Institute of Electronic Engineers | ||||
| IEEE | Institute of Electrical and Electronics Engineers | ||||
| IEEE488 | Common Console IEEE488 adapter | ||||
| IER | EMSAW Status Request Message subroutine (Inquiry Processing subsystem) | ||||
| IF | Ice Fog | ||||
| IF | Interfacility | ||||
| IF | Intermediate Approach Fix (ICAO) | ||||
| IF | Intermediate Fix | ||||
| IF | Intermediate Frequency | ||||
| IFA | Fuel Advisory Departure subroutine (Inquiry Processing subsystem) | ||||
| IFA | Integrated File Adapter | ||||
| IFACT | Interfacility Test program | ||||
| IFAMP | If Approach Missed, Proceed | ||||
| IFB | Invitation for Bid | ||||
| IFCN | Interfacility Communications Network | ||||
| IFCN | Interfacility Flow Control Network | ||||
| IFCON | Internal Connector Fix | ||||
| IFCP | Interfacility Communications Processor | ||||
| IFD | Interfacility Data | ||||
| IFD | Interfacility Data Communications | ||||
| IFD | Interfacility Device | ||||
| IFDC | Interfacility Data Channel | ||||
| IFDC | Interfacility Data Controller | ||||
| IFDMNT | Interfacility Maintenance Program | ||||
| IFDS | Interfacility Data Set | ||||
| IFDS | Interfacility Data Subsystem | ||||
| IFDS | Interfacility Data System | ||||
| IFE | FE/FI Message Processor subroutine (Inquiry Processing subsystem) | ||||
| IFEA | In Flight Emergency Assistance | ||||
| IFF | Identification, Friend/Foe | ||||
| IFHOL | If Holding | ||||
| IFI | Interfacility Input | ||||
| IFIM | International Flight Information Manual | ||||
| IFINS | If Instrument Conditions Encountered | ||||
| IFIX | Internal Fix | ||||
| IFM | Integrated Flow Management | ||||
| IFM | Interfacility Modem | ||||
| IFO | Interfacility Output | ||||
| IFO | International Field Office | ||||
| IFO | Interphone | ||||
| IFONO | Interphone Not Operative | ||||
| IFORO | Interphone Resumed Operations | ||||
| IFPA | Interface Proxies Set A | ERAM | |||
| IFPB | Interface Proxies Set B | ERAM | |||
| IFPFP | Individual Flight Plans from This Point | ||||
| IFPP | Instructions for Proposal Preparation | ||||
| IFR | Instrument Flight Rules | ||||
| I-FRAME | Information Frame | ||||
| IFRP | Interfacility Retransmission Parameter (parameter) | ||||
| IFS | Interface Specification | ||||
| IFSR | International Flight Service Receiving station | ||||
| IFSR | International Flight Service Station Receiver | ||||
| IFSS | Instrumentation Flight Safety System | ||||
| IFSS | International Flight Service Station | ||||
| IFST | International Flight Service Station Transmitter | ||||
| IFST | International Flight Service Transmitter station | ||||
| IFT | FT/FO Message Processor subroutine (Inquiry Processing subsystem) | ||||
| IFT | Input/output Functional Tester | ||||
| IFTC | Initial Fix Time Calculation | ||||
| IFUN | If Unavailable | ||||
| IFVLS | If Flight Visibility becomes Less Than | ||||
| IG | Implementer's Guide | ||||
| IG | Independent Group | ||||
| IG | Initializing Gate | ||||
| IGA | International General Aviation (ICAO) | ||||
| IGCE | Independent Government Cost Estimate | ||||
| IGDS | Interactive Graphic Design System | ||||
| IGES | Initial Graphics Exchange Specification | ||||
| IGI | General Information Message Processor subprogram (Inquiry Processing subsystem) | ||||
| IGIA | Interagency Group on International Aviation | ||||
| IH | Initial Heading | ||||
| II | Interrogator Identification | ||||
| II&T | Installation, Integration, and Test | ||||
| IIA | If Incorrect, Advise | ||||
| IIAS | Interactive Instructional Authoring System | ||||
| IIC | Incoming Interoffice Call | ||||
| IIF | Integration & Interoperability Facility | ||||
| IIMA | Installation Issues and Mitigation Approach | ||||
| IIPS | Interactive Instructional Presentation System | ||||
| IIS | Interactive Instruction System | ||||
| IIS | Inventory Item Specification | ||||
| IIS | IS Message Processor subroutine (Inquiry Processing subsystem) | ||||
| IISD | If Incorrect, Service Direct | ||||
| IISH | Inventory Item Specification Hardware | ||||
| IISS | Inventory Item Specification Software | ||||
| IIT | Installation, Integration, and Test | ||||
| IIT | Integrated Interface Test | ||||
| IJ | Internal Junction | ||||
| IL | Integrated Laboratory | ||||
| I-Lab | Integration Laboratory (NSC) | ||||
| ILAS | Instrument Low Approach System | ||||
| ILDN | Input Eligibility (Adaptation record) | ||||
| ILE | Killeen, TX (airport designator) | ||||
| ILET | Inbound List Eligibility Time (parameter) | ||||
| ILG | Wilmington (New Castle), DE (airport designator) | ||||
| ILM | Information Life Management | ||||
| ILM | Intermediate Level Maintenance | ||||
| ILM | Wilmington, NC (airport designator) | ||||
| ILS | Instrument Landing System | ||||
| ILS | Instrument Landing System General (Case File designator) | ||||
| ILS | Integrated Logistics Support | ||||
| ILS | Integrated Logistics System | ||||
| ILSM | Integrated Logistics Support Management | ||||
| ILSM | Integrated Logistics Support Manager | ||||
| ILSMT | Integrated Logistics Support Management Team | ||||
| ILSP | Integrated Logistics Support Partial | ||||
| ILSP | Integrated Logistics Support Plan | ||||
| ILST | Integrated Logistics Support Team | ||||
| IM | Inner Marker | ||||
| IM | Inner Marker (ILS) | ||||
| IM | Interface Module | ||||
| IM | Internal Message | ||||
| IMAP | Immediately After Passing | ||||
| IMC | Image Memory Controller (Common Console, AAS) | ||||
| IMC | Instrument Meteorological Conditions | ||||
| IMC | Intermediate Metallic Conduit | ||||
| IMCS | Interim Maintenance and Control System | ||||
| IMCS | Interim Maintenance Console System | ||||
| IMCS | Interim Monitoring and Control Software | ||||
| IMCS/MMS | Interim Monitoring and Control Software/Maintenance Management System | ||||
| IMD | Interactive Map Definition | ||||
| IMDT | Immediate | ||||
| IMER | Input Map Eligibility (Adaptation record) | ||||
| IMF | Intermediate Maintenance Facility | ||||
| IMF | Interrogation sign | ||||
| IMG | Immigration | ||||
| IMG | Implementation Monitoring Group | ||||
| IMG | Interface Management Group | ||||
| IMIB | Input Message Interface Block | ||||
| IMIP | Industrial Modernization Incentives Program | ||||
| IML | Initial Microcode Load | ||||
| IML | Initial Microprogram Load | ||||
| IMLSA | Interim Microwave Landing System Azimuth | ||||
| IMLSE | Interim Microwave Landing System Elevation | ||||
| IMN | Interim Message Number | ||||
| IMOS | Integrated Manufacturing Operating System | ||||
| IMP | Impractical | ||||
| IMP | Interface Management Plan | ||||
| IMP | Interface Message Processor | ||||
| IMPAC | International Merchant Purchase Authorization Card | ||||
| IMPL | Impulse | ||||
| IMPLTN | Implementation | ||||
| IMPP | Interface Management Program Plan | ||||
| IMPR | Improve (ICAO) | ||||
| IMPR | Improving (ICAO) | ||||
| IMPT | Important | ||||
| IMS | Information Management System | ||||
| IMS | Initiate Mode Startover (DCC) | ||||
| IMSPARS | IMS Performance Analysis Reporting System | ||||
| IMT | Immediate | ||||
| IMT | Immediately (ICAO) | ||||
| IMT | Integral Magnetic Tape | ||||
| IMT | Integrated Management Team | ||||
| IMUP | Image Memory Update Processor (Common Console, AAS) | ||||
| IN | Adapted Fix (Table) | ||||
| IN | Insert | ||||
| in. | Inch(es) | ||||
| INA | Inactive | ||||
| INA | Initial Approach (ICAO) | ||||
| INACS | Integrated National Airspace Communications System | ||||
| INADQT | Inadequate | ||||
| INATS | Interaction of Air Traffic Services | ||||
| INBD | Inbound | ||||
| INBUF | Unbuffered Input Device Defining Data Record (Adaptation record) | ||||
| INC | In Clouds (ICAO) | ||||
| INC | Incorporated | ||||
| INC | Increase | ||||
| INCERFA | Uncertainty Phase code | ||||
| INCL | Include | ||||
| INCLV | Inclusive | ||||
| INCO | Installation and Checkout | ||||
| INCOMP | Incomplete | ||||
| INCOR | Incorrect | ||||
| INCPT | Intercept | ||||
| INCR | Increase | ||||
| Incr. | Increment | ||||
| IND | Indianapolis, IN (airport designator) | ||||
| ind | Indicated | ||||
| INDC | Indicate | ||||
| INDEF | Indefinite | ||||
| INDUS | Industrial | ||||
| INEWS | Integrated Electronic Warfare System | ||||
| inf | Infinite/Infinity | ||||
| INF | Inland Navigation Facility | ||||
| INF | Intermediate Range Nuclear Force | ||||
| INFO | Information | ||||
| INFO/Family | Information Family | ||||
| INFO/MGMT | Information/Management | ||||
| INFO/SYS | Information/System | ||||
| inHg | Inches of Mercury (atmospheric pressure) | ||||
| INIT | Initial training | ||||
| INIT | Initialization (Executive/Interface task, AAS) | ||||
| INIT | Initialization pushbutton on IA keypad (VSCS) | ||||
| INJ | Injector Simulation | ||||
| INLD | Inland | ||||
| INLP | Inactive Network Layer Protocol | ||||
| INM | Integrated Noise Model | ||||
| INMARSAT | International Maritime Satellite | ||||
| INMARSAT | International Maritime Satellite Organization | ||||
| INMARST | International Maritime Satellite | ||||
| INN | ISSS NAS NCP | ||||
| INOP | Inoperative | ||||
| INP | If Not Possible | ||||
| INPR | In Progress (ICAO) | ||||
| INQP | Inquiry Processing subsystem | ||||
| INR | Internet Network Router | ||||
| INREQ | Information Request | ||||
| INS | Inches (ICAO) | ||||
| INS | Inertial Navigation System | ||||
| INS | Information Network Services | ||||
| INS | Integrated Numbering System | ||||
| INSAC | Interstate Airway Communications | ||||
| INSECT | COMPOOL Intersection (NOSS utility program) | ||||
| INSN | ISSS NAS Support NCP | ||||
| INSP | Inspect | ||||
| INST | Instrument | ||||
| INSTA | Instruments Authorized | ||||
| INSTA | Interstate | ||||
| Install | Installation | ||||
| INSTBY | Instability | ||||
| INSTL | Install | ||||
| INSTL | Installation | ||||
| INSTL | Installed (ICAO) | ||||
| INSTR | Instrument | ||||
| INSUF | Insufficient scheduled time available | ||||
| INSUF | Unable to finish | ||||
| Int | Integration | ||||
| INT | Integrator | ||||
| INT | Intermediate | ||||
| INT | Internal | ||||
| INT | International | ||||
| INT | Intersection | ||||
| INT | Interval | ||||
| INT CLRD | Intervention Cleared | ||||
| INT REQ | Intervention Required | ||||
| INTCNTL | Intercontinental | ||||
| INTCP | Intercept | ||||
| INTE | Integration Test and Evaluation | ||||
| INTEG | Integration | ||||
| INTELSAT | International Telecommunications Satellite Organization | ||||
| INTER | Interface (Task, AAS) | ||||
| INTER | Intermittent (ICAO) | ||||
| Intercom | Intercommunicating | ||||
| Intercom | Intercommunications | ||||
| INTFC | Interference | ||||
| INTI | Interfacility Input (PAM adapter) | ||||
| INTL | International | ||||
| INTMD | Intermediate | ||||
| INTMT | Intermittent | ||||
| INTO | Interfacility Output (PAM adapter) | ||||
| INTR | BCP/DCX interface | ||||
| INTR | Interior | ||||
| INTRG | Interrogator (ICAO) | ||||
| INTRMTRGN | Inter Mountain Region | ||||
| INTRO | Internal Traffic Operations | ||||
| INTRP | Interrupt | ||||
| INTRP | Interrupted (ICAO) | ||||
| INTRP | Interruption (ICAO) | ||||
| INTS | Intense | ||||
| INTSF | Intensify (ICAO) | ||||
| INTSF | Intensifying (ICAO) | ||||
| INTST | Intensity (ICAO) | ||||
| INTUG | International Telecommunication User Group | ||||
| INTXN | Intersection | ||||
| INV | Invalid | ||||
| INV | Invalid message labels | ||||
| INV | Invert | ||||
| INV | Inverter | ||||
| INVES | Investigate | ||||
| INVOF | In the Vicinity of | ||||
| INVRN | Inversion | ||||
| INVSTAR | Investigate and Report | ||||
| INWATS | Incoming Wide Area Telecommunications System | ||||
| INWP | Intermediate Waypoint | ||||
| IO | Initial Operational Capability | ||||
| IO | Input/Output | ||||
| IO | Integration and Operations | ||||
| IOA | I/O Adapter | ||||
| IOA | Independent Operational Assessment | ||||
| IOA | Radar Interface Adapter | ||||
| IOC | Initial Operating Capability | ||||
| IOC | Initial Operational Capability | ||||
| IOC | Input/Output Control | ||||
| IOC | Input/Output Control Table | ||||
| IOC | Input/Output Controller | ||||
| IOCB | Input/Output Control Block | ||||
| IOCDS | Input/Output Configuration Data Set | ||||
| IOCE | Input/Output Control Element | ||||
| IOCEP | Input/Output Control Element Processor | ||||
| IOCP | Input/Output Control Processor | ||||
| IOCP | ISSS ATC Operational | ||||
| IOCS | Input/Output Computer Services, Inc. | ||||
| IOCS | Input/Output Computer System | ||||
| IOCT | Input/Output Control Table | ||||
| IOCT | Input/Output Control Terminal | ||||
| IOCU | Input/Output Control Unit | ||||
| IODCC | I/O Device-Dependent Code Monitor subsystem | ||||
| IODDCS | Input/Output Device Dependent Code Subsystem | ||||
| IODN | I/O Device Number | ||||
| IOEAS | Input/Output Error Analysis Subsystem | ||||
| IOEC | Input/Output Event Control | ||||
| IOF | Interactive Output Facility | ||||
| IOFT | I/O Functional Test | ||||
| IOFT | I/O Functional Tool | ||||
| IOMS | Input/Output Management Subsystem | ||||
| IOP | Input/Output Processor | ||||
| IOPB | Input Output Processor "B" | ||||
| IOPDIAG | COTS CC I/O Processor Diagnostics | ||||
| IOPsel | IOP Select | ||||
| IOS | Input/Output Supervisor | ||||
| IOS | Interfacility Outputs Subsystem | ||||
| IOT | Input/Output Teletype | ||||
| IOT | Input/Output Terminal | ||||
| IOT | Input/Output Typewriter | ||||
| IOT | Input/Output Typewriter Subsystem (Case File designator) | ||||
| IOT | IOT Output Routing (Adaptation record) | ||||
| IOT&E | Independent Operations Test and Evaluation | ||||
| IOT&E | Initial Operational Test and Evaluation | ||||
| IOTMNT | IOT Maintenance program | ||||
| IOTP | Input/Output Typewriter Subsystem | ||||
| IOTRD | Independent Operational Test Readiness Demonstration | ||||
| IOVC | In Overcast | ||||
| IP | Configuration Management Automation System | ||||
| IP | Ice Pellets | ||||
| IP | Identification of Position | ||||
| IP | Implementation Plan | ||||
| IP | Initial Point | ||||
| IP | Instructor Pilot | ||||
| IP | Interphone | ||||
| IP | Interface Processor | ||||
| IP/HCCL | Initial Point/H Hour Control Line | ||||
| IPA | Indicated Pressure Altitude | ||||
| IPA | Integrated Printer Attachment | ||||
| IPADS | Interactive Processing and Display System | ||||
| IPAT | Interface Path Analyzer Tester | ||||
| IPB | ISMT Process Board | ||||
| IPC | In-Process Control | ||||
| IPC | Intermittent Positive Control | ||||
| IPC | Inter-Processor Communications | ||||
| IPCS | Interactive Problem Communications System | ||||
| IPCS | Interactive Problem Control System | ||||
| IPCS/E | Interactive Programming Control System/Extended | ||||
| IPCSR | Internal Prime Contractor Status Review | ||||
| IPD | Information Products Division (IBM) | ||||
| IPD | In Plant Demonstration | ||||
| IPDS | Integrated Product Development System | ||||
| IPDU | Internet Protocol Data Unit | ||||
| IPE | Input Parity Error | ||||
| IPF | Interactive Productivity Facility | ||||
| IPG | Instructional Program Guide | ||||
| IPG | Integrated Process Group | ||||
| IPIT | Improved Productivity Implementation Techniques | ||||
| IPL | El Centro/Imperial, CA (airport designator) | ||||
| IPL | Initial Program Load | ||||
| IPLT | Integrated Product Leadership Team | ||||
| IPM | Independent Position Measuring system | ||||
| IPM | Interpersonal Messaging | ||||
| IPMS | Integrated Project Management System (ARTEMIS) | ||||
| IPMS | Interpersonal Messaging System | ||||
| IPMT | ISSS Performance Measurement Tool | ||||
| IPO | Input-Process-Output | ||||
| IPO | Installation Production Option | ||||
| IPO | Installation Productivity Option | ||||
| IPP | Integrated Program Plan | ||||
| IPQT | Interface Preliminary Qualification Test | ||||
| IPR | In Progress Review | ||||
| IPR | Internal Problem Report | ||||
| IPR | Interplant Requisition | ||||
| IPS | Inches Per Second | ||||
| IPS | Interactive Process Simulator | ||||
| IPS | IOPB Subsystem | ||||
| IPS | PS/IW Message Processor subroutine (Inquiry Processing subsystem) | ||||
| IPSS | International Packet-Switched System | ||||
| IPST | Integrated Product Steering Team | ||||
| IPT | Integrated Product Team | ||||
| IPT | Williamsport, PA (airport designator) | ||||
| IPTL | Integrated Product Team Lead | ||||
| IPTP | Integrated Product Team Plan | ||||
| IPU | IFF Processing Unit | ||||
| IPU | Instruction Processing Unit | ||||
| IPV | Improve | ||||
| IQU | Inquiry Processing subroutine (Inquiry Processing subsystem) | ||||
| IR | Auto Track Initiation Point (Table) | ||||
| IR | ICD Revision | ||||
| IR | Ice on Runway | ||||
| IR | IFR Military training Route | ||||
| IR | Incident Report | ||||
| IR | Index Register | ||||
| IR | Information Retrieval | ||||
| IR | Infrared | ||||
| IR | Instruction Register | ||||
| IR | Instrument Route | ||||
| IR | Interface Requirements | ||||
| IR | Interface Revision | ||||
| IR | Interrogation Request | ||||
| IR | Investigation Request | ||||
| IR&D | Independent Research and Development | ||||
| IR&D | Integrated Research and Development | ||||
| IR&D | Internal Research and Development | ||||
| IRAC | Interdepartmental Radio Advisory Committee | ||||
| IRAD | Inbound Radial | ||||
| IRAD | Independent Research and Development | ||||
| IRBT | Integrated Radar Beacon Tracking | ||||
| IRBT | Integrated Range Beacon Tracker | ||||
| IRD | Interface Requirements Document | ||||
| IRD | Radar Data Base Message Processor subprogram (Inquiry Processing subsystem) | ||||
| IREG | Irregular | ||||
| IRFF | Interrupt Request Flip-Flop | ||||
| IRIG | Inter Range Instrumentation Group | ||||
| IRIG-E | Inter Range Instrumentation Group, Time Code E | ||||
| IRM | Conflict Alert Status Message subroutine (Inquiry Processing subsystem) | ||||
| IRM | Information Resources Manager | ||||
| IRMA | A communications product allowing a PC to emulate a CRT | ||||
| IRMC | Information Resources Management Committee | ||||
| IRMEX | IRM Executive Committee | ||||
| IRMP | Information Resources Management Plan | ||||
| IRMPO | Information Resources Management Program Office | ||||
| IRP | Individual Radar Processor | ||||
| IRR | Instrumentation Recorder/Reproducer Equipment (Case File designator) | ||||
| IRS | Interface Requirements Specification | ||||
| IRSP | Information Resources System Plan | ||||
| IRSTS | Infrared Search and Tracking System | ||||
| IS | Independent Surveillance | ||||
| IS | Inhibit Send | ||||
| IS | Inhibit transmission (message ID) | ||||
| IS | International Standard | ||||
| IS | Island | ||||
| IS&WE | Initial Supplies and Working Equipment | ||||
| ISA | Installation Support Activities | ||||
| ISA | Initial System Acceptance | ||||
| ISA | Institute for Systems Analysis | ||||
| ISA | Instruction Set Architecture | ||||
| ISA | International Standard Atmosphere (ICAO) | ||||
| ISA | SA Message Processor subroutine (Inquiry Processing subsystem) | ||||
| ISAM | Indexed Sequential Access Method | ||||
| ISB | Independent Side Band | ||||
| ISB | Input Strobe | ||||
| ISB | Inverted Side Band | ||||
| ISC | Initial System Capability | ||||
| ISC | Integrated Storage Control | ||||
| ISC | Intersystem Communications | ||||
| ISCC | ISSS Support Computer Complex | ||||
| ISCG | Information Systems and Communications Group (IBM) | ||||
| ISCII | International Standard Code for Information Interchange | ||||
| ISCN | Internal Specification Change Notice | ||||
| ISD | Instructional System Development (FAA-STD-028) | ||||
| ISD | Interim Situational Display | ||||
| ISDN | Integrated Services Digital Network | ||||
| ISET | Integrated System Engineering Team | ||||
| ISF | Inner System File | ||||
| ISF | Inter-System File | ||||
| ISFD | Inter-System Flight Data | ||||
| ISG | Information Systems Group (IBM) | ||||
| ISG | SG Message Processor subroutine (Inquiry Processing subsystem) | ||||
| ISID | In/out Service Indicator Drivers | ||||
| ISIL | Interim Support Items List | ||||
| ISJTA | Intensive Student Jet Training Area | ||||
| ISLS | Improved Side Lobe Suppression | ||||
| ISM | Integral Service Monitor | ||||
| ISM | Integrated Schedule Management | ||||
| ISM | Integrated System Monitor (CD-2) | ||||
| ISMC | ISSS System Monitor and Control | ||||
| ISMGR | Island Manager | ||||
| ISMLS | Interim Standard Microwave Landing System | ||||
| ISMS | Integrated Security Management System | ||||
| ISMT | In-Service Management Team | ||||
| ISN | Williston, ND (airport designator) | ||||
| ISO | Independent Sales Organization | ||||
| ISO | International Standards Organization | ||||
| ISO | Kingston, NC (airport designator) | ||||
| ISOL | Isolate | ||||
| ISOL | Isolated (ICAO) | ||||
| ISOOSI | International Standards Organization Open System Interconnection | ||||
| ISOS | ISO layer statistics (request) | ||||
| ISP | Integrated Support Plan | ||||
| ISP | Interim Support Plan | ||||
| ISP | Interim Support Program | ||||
| ISP | Islip (Long Island, MacArthur Field), NY (airport designator) | ||||
| ISP | ISSS Sector Processing | ||||
| ISPF | Interactive System Productivity Facility (CMS dialog manager/TSO editor) | ||||
| ISPF/PDF | ISPF/Program Development Facility | ||||
| ISPG | Information Systems and Products Group (IBM) | ||||
| ISPI | Inbound Strip Print Interval (parameter) | ||||
| ISR | Installation Site Readiness | ||||
| ISS | Information System Security | ||||
| ISS | Initial Sector Suite | ||||
| ISSAC | Initial Site Support Allowance Chart | ||||
| ISSAC | Initial Supply Support Allowance Charts | ||||
| ISSARTCC | ARTCC after installation of ISSS | ||||
| ISSCC | ISSS SSCC | ||||
| ISSG | Information Systems and Storage Group (IBM) | ||||
| ISSL | Initial Supply Support List | ||||
| ISSS | Initial Sector Suite Subsystem | ||||
| ISSS | Initial Sector Suite System | ||||
| ISSSH | ISSS Host | ||||
| IST | Independent Software Test | ||||
| IST | Integrated System Test | ||||
| IST | ST Message Processor subroutine (Inquiry Processing subsystem) | ||||
| ISTG | Information Systems Technology Group (IBM) | ||||
| ISU | IFF Start Unit | ||||
| ISUP | ISSS OSS Support | ||||
| ISV | Independent Software Vendor | ||||
| ISWG | InterService Working Group | ||||
| IT | Information Technology | ||||
| IT | Inhibit Transfer flight to Air Defense | ||||
| IT | Integrated Tracker | ||||
| IT | List Display Data (Table) | ||||
| IT&E | Integration, Test, and Evaluation | ||||
| ITA | Indicated True Altitude | ||||
| ITA2 | International Telegraph Alphabet, number 2 | ||||
| ITAG | Independent Technical Assessment Group (Host) | ||||
| ITAP | Interim Track Analysis Program | ||||
| ITAR | Information Technology Acquisition Review board (GSA) | ||||
| ITAR | Inhibit TAR Recordings | ||||
| ITB | TB Message Processor subroutine (Inquiry Processing subsystem) | ||||
| ITC | In-Trail Climb | ||||
| ITC | TC Message Processor subroutine (Inquiry Processing subsystem) | ||||
| ITD | Interaction Technique Diagram | ||||
| ITD | In-Trail Descent | ||||
| ITDP | Integration/Test Development Plan | ||||
| ITE | Independent Test Organization | ||||
| ITE | Inplant Test and Evaluation | ||||
| ITE | Input Timing Error | ||||
| ITEC | In-plant product Test and Evaluation Control | ||||
| ITH | Ithaca, NY (airport designator) | ||||
| ITI | Interactive Terminal Interface | ||||
| ITNRT | Itinerant | ||||
| ITNRY | Itinerary | ||||
| ITO | Hilo, HI (airport designator) | ||||
| ITO | Instructions To Offerors | ||||
| ITP | Integrated Test Program | ||||
| ITR | Implementation Trouble Report | ||||
| ITR | Integration Test Review | ||||
| ITR | Internal Trouble Report | ||||
| ITRP | Intercenter Transmission Retry Parameter (parameter) | ||||
| ITRR | Informal Test Readiness Review | ||||
| ITRR | Internal Test Readiness Review | ||||
| ITS | Intelligent Tutoring Systems | ||||
| ITSS | Integrated Tactical Surveillance System | ||||
| ITSU | Information Technology Standards Unit | ||||
| ITT | Independent Test Plan and Test Procedure | ||||
| ITT | Integration and Test Team | ||||
| ITTP | Intercenter Track Timeout Parameter (parameter) | ||||
| ITU | International Telecommunications Union | ||||
| ITUI | Intercenter Track Update Interval (parameter) | ||||
| ITWR | Interim Terminal Weather Radar | ||||
| ITWS | Integrated Target Weather System | ||||
| ITWS | Integrated Terminal Weather System | ||||
| IU | Crosstell Track Index Array (Table) | ||||
| IUP | Installed User Program | ||||
| IUTIL | ISSS OSS Utility | ||||
| IUW | UW Message Processor subroutine (Inquiry Processing subsystem) | ||||
| IV&V | Independent Validation and Verification | ||||
| IV&V | Independent Verification and Validation | ||||
| IVCSS | Integrated Voice Communications Switching System | ||||
| IVFRC | In VFR Conditions | ||||
| IVRS | Interim Voice Response System | ||||
| IVT | Interactive Video Teletraining | ||||
| IW | Inhibit Waiting response (message ID) | ||||
| IW | Inside Wiring | ||||
| IWC | Intermediate Work Center | ||||
| IWCP | Interpolated Wind Cell Parameters | ||||
| IWGDS | Interim Weather Graphic-Display System | ||||
| IWS | Intelligent Work Station | ||||
| IWX | WX Message Processor subroutine (Inquiry Processing subsystem) | ||||
| IXC | Interchange Channel | ||||
| IZ | Flight Plan Integration (Table) | ||||
