Computer Acronym List v2.00 This is a list of computer acronyms. Use it to figure out what people are talking about. If you have any questions or additions, please feel free to contact us. Without further ado, here they are: - sUMsDos [DoS] AA Auto Answer Application Association Abort Acknowledge AAL ATM Adaption Layer AAP Applications Access Point Association of American Publishers AAR Automatic Alternative Routing AARE A-Associate REsponse AARP Appletalk Address Resolution Protocol AARQ A-Associate ReQuest AASP ASCII Asynchronous Support Package AAT Average Access Time AB Abort ABC Atanasoff-Berry Computer ABEND ABnormal END ABI Application Binary Interface ABIOS Advanced BIOS ABM Asynchronous Balanced Mode ABME ABM Extended ABRT A-ABoRT ABS Absolute ABT Abort AC Automatic Computer Alternating Current Access Control Application Context Association Control ACcept ACP Alter Content Presentation ACAP Alter Content Acknowledge Presentation ACB Automatic Call-Back ACC Accumulator ACCLAIM Action Client Card List And Information Management ACD Automated Call Distributor ACDF Access Control Decision Function ACE Advanced Computing Environment ACEF Access Control Enforcement Function ACF Access Control Field Advanced Communications Function ACFM Adobe Composite Font Metrics ACI Access Control Information ACIA Asynchronous Communications Interface Adapter ACID Atomicity, Consistency, Isolation, Durability ACIS American Committee for Interoperable Systems ACK ACKnowledgment ACL Advanced CMOS Logic Access Control List ACM Association for Computing Machinery ACMS Application Control Management System ACP Ancillary Control Program Auxillary Control Process Allied Communications Publication ACPDP Alternating Current Plasma Display Panel ACPM Association Control Protocol Machine ACROSS Automated Cargo Release and Operations Service System ACS Access Access Control Set Access Control System Asynchronous Communication Server Advanced Communications System Access Control Store ASCE Association Control Service Elements ACTFEL Alternating Current Thin Film ElectroLuminescent ACTS Advanced Communications Technology Satellite ACU Automatic Calling Unit A/D Analog to Digital AD Application Development Administrative Domain ADdendum Activity Discard ADA Automatic Data Acquisitions Activity Discard Acknowledgment ADAPSO Association of Data Processing Service Organizations ADAS Advanced Directory Assistance System ADB Apple Desktop Bus ADC Add with Carry Analog to Digital Converter American Display Consortium ADCCP Advanced Data Communication Control Procedure ADD Adapter Device Driver ADDMD ADministratve Directory Management Domain ADE Application Development Environment ADF Automatic Document Feed Application Development Facility Access Decision Function ADI Autodesk Device Interface Application DIrectory Access Decision Information ADL Address Data Latch ADLAT Adaptive Lattice Filter ADM Adaptive Delta Modulation Add-Drop MultiPlex ADMD ADministration Management Domain ADP Automatic Data Processing Advanced Data Processing Administrative Data Processing ADPCM Adaptive Differential Pulse Code Modulation ADR Address ADRS A Departmental Reporting System ADS Application Development System Automatic Distribution System Autocad Development System ADSC Address Status Changed ADSP Appletalk DataStream Protocol ADSR Attack, Decay, Sustain, Release ADT Application Data Types Abstract Data Type ADTS Automated Digital Terminal System ADU Automatic Dialing Unit AE Above or Equal Application Execution Application Entity Activity End AEA American Electronics Association Activity End Acknowledgment AEB Analog Expansion Bus AED Advanced Error Diffusion AEF Address Extention Facility Access Enforcement Function AEGIS Advanced Electronic Guidance and Instrumentation System AEP Application Environment Profile AET Application Entity Title AF Auxilary carry Flag Audio Frequency Address Field AFC Automatic Font Change AFCAC Air Force Computer Acquisition Center AFE Apple File Exchange AFI Appletalk Filing Interface Authority and Format Identifier AFII Association for Font Information Interchange AFIPS American Federation of Information Processing Societies AFM Adobe Font Metrics AFNOR Association Francaise de NORmalisation AFP Appletalk Filing Protocol AFS Andrew File System AFSK Audio Frequency Shift Keying AFT Application File Transfer AG Arcade Game AGC Automatic Gain Control AGEEE Above Ground Electronic Equipment Enclosures AI Analog Input Artificial Intelligence Application Interface Authentication Identification AIA Applications Integration Architecture AIAG Automotive Industry Action Group AIFF Audio Interchange File Format AIIM Association for Information and Image Management AIMS Auto Indexing Mass Storage AIOD Automatic Identification of Outward Dialing AIS Alarm Indication Signal AISB Association of Imaging Service Bureaus AISP Association of Information Systems Professionals AIX Advanced Interactive Executive AK data AcKnowledge AL Application Layer ALAP Appletalk LAP ALC Arithmetic and Logic Circuits Automatic Level Control Assembly Language Coding ALE Address Latch Enable ALGOL ALGOrithmic Language ALM Application Loadable Module ALO At Least Once ALP Abstract Local Primitive ALR Advanced Logic Research ALS Automatic Line Switching Application Layer Structure Alt ALTernate ALU Arithmetic Logic Unit Application Layer User AM Amplitude Modulation Accounting Management AMA Automatic Message Accounting AMAT Automatic Message Accounting Transmitter AMATPS Automatic Message Accounting Transmitter Teleprocessing System AMD Active Matrix Display Advanced Micro Devices AMF Account Metering Function AMH Application Message Handling AMI American Megatrends Incorporated Alternate Mark Inversion AMLCD Active Matrix Liquid Crystal Display AMMA Advanced Memory Management Architecture AMP Active Monitor Present AMR Automatic Meter Reading AMT Address Mapping Table AMVFT Amplitude Modulated Voice Frequency Telegraph AMWI Active Message Waiting Indicator ANCOVA Analysis of Covariance ANDF Architecture Neutral Distribution Format ANI Automatic Number Identification ANOVA Analysis Of Variance ANS American National Standard ANSC American National Standards Committee ANSI American National Standard Institute ANTC Advanced Networked Test Center AO Analog Output AOCE Apple Open Collaboration Environment AOE Application Operating Environment AOL America OnLine AOM Application OSI Management AOS Add Or Subtract Acedemic Operating System Alternate Option Selection Alternate Operator Service AP Adjunct Processor Application Processor A/P Accounts Payable APA Arithmetic Processing Accelerator All Points Addressable APACS Association for Payment And Clearing Services APAREN Address Parity Enable APC Adaptive Predictive Coding APCI Application Protocol Control Information APCUG Association of PC User Groups APDA Apple Programmers And Developers Association APDU Application Protocol Data Unit API Application Program Interface Application Programming Interface APIA Application Program Interface Association APL A Programming Language APM Advanced Power Management APP Application Portability Profile APPC Advanced Program-to-Program Communication APPN Advanced Peer-to-Peer Networking APRIL APplication Rational Interface Logic APS Automatic Protection Switching System APSE ADA Programming Support Environment APT Address Pass Through Automatic Programmed Tools AQ Accumulator-Quotient A/R Accounts Receivable AR Address Register Activity Resume ARA Attribute Registration Authority ARC Advanced RISC Computing ARCA Advanced RISC Computing Architecture ARCNET Attached Resource Computer NETwork ARD Application Remote Database ARDIS Advanced National Radio Data Service ARF Alarm Reporting Function ARG Argument ARL Adjusted Ring Length ARLL Advanced Run Length Limited ARM Asynchronous Response Mode Advanced RISC Machine ARMA Association of Records Managers and Administrators ARMS Amusement Records Management System ARP Address Resolution Protocol Abnormal Release Presentation ARPA Advanced Research Projects Agency ARPANET Advanced Research Projects Agency NETwork ARPL Adjust Requested Privilege Level ARR Attributes for Requesting Relationships ARS Automatic Route Selection Alternate Route Selection ARTIC A Real-Time Interface Coprocessor ARQ Automatic Repeat reQuest ARU Audio Response Unit ARUP Abnormal Release User Presentation AS Application System Advanced Server Activity Start ASAP As Soon As Possible Automatic Switching And Processing ASC Accredited Standards Committee ASCII American Standard Code for Information Interchange ASDC Abstract Service Definition Convention ASDSP Application Specific DSP ASE Applied Service Elements Application Service Element ASIC Application-Specific Integrated Circuit ASIT Advanced Security and Identification Technology ASK Amplitude Shift Keying ASM ASseMbler Association for Systems Management ASN Abstract Syntax Notation ASP Association of Shareware Professionals Appletalk Session Protocol Aggregated Switch Procurement Advanced Signal Processor Abstract Service Primitive Advanced Signal Processing ASPI Advanced SCSI Programming Interface ASPS Advanced Signal Processing System ASR Automatic Send-Receive Automatic Speech Recognition Abstract Selection Rules Access Service Request ASSP Application Specific Standard Prot AST Albert wong, Safi qureshy, Tom vu ASYNC Asynchronous AT Advanced Technology Attention ATA AT Bus Attachment ARCNET Trade Association ATB All Trunks Busy ATDM Asynchronous Time Division Multiplexing ATDP Attention Dial Pulse ATDT Attention Dial Tone ATE Automated Test Equipment ATG Advanced Technology Group ATH Attention Hang-Up ATLATL AnyThing Lord to AnyThing Lord ATM Adobe Type Manager Asynchronous Transfer Mode Automated Teller Machine Abstract Test Method Advanced Test Methods ATME Automatic Transmission Measuring Equipment ATP Appletalk Transaction Protocol Application Transmission Processing ATR Automatic Terminal Recognition Attribute ATS Administrative Terminal System Apple Terminal Services Abstract Test Suite AT&T American Telephone and Telegraph ATTN Attention ATTRIB Attribute AU Access Unit Adaptive Unit AUDIT Automated Data Input Terminal AUC AUthentication Certificate AUI Attachment Unit Interface Auxillary Unit Interface Access Unit Interface AUP Acceptable Use Policy AUTO Automatic AUTODIN AUTOmatic Digital Network AUTOVON AUTOmatic VOice Network AUX Auxiliary AV AntiVirus AutoVisual AVA Audio Visual Authoring Attribute Value Assertion AVC Audio Visual Connection AVD Alternate Voice Data AVG Average AVI Audio Visual Interleaved AVT Application Virtual Terminal AWG American Wire Guage AWK alfred Aho, peter Weinberger, brian Kernighan AX Architecture Extended Automatic Transmission b Bit B Byte BAC Basic Access Control BAD Broken As Designed BAK Binary Adaption Kit BAL Basic Assembly Language Branch And Link BALUN BALanced UNbalanced BAM Boyan Action Module BAPCO Business Aplication Performance COrp. BARTS Bell Atlantic Regional TimeSharing BAS Basic Activity Subset BASH Bourne Again Shell BASIC Beginner's All-purpose Symbolic Instruction Code BAUD Bits At Unit Density BBN Bolt, Beranek and Newman BBS Bulletin Board System BC Blind Copy BCC Blind Courtesy Copy Block Check Character BCD Binary Coded Decimal BCDIC Binary Coding Decimal Interchange Code BCL Batch Command Language BCP Byte Controlled Protocols Business Communications Project BCPL Basic Combined Programming Language BCR Byte Count Register BCS Binary Compatility Standard Boston Computer Society British Computer Society Basic Combined Subset BCUG Bilateral Closed User Group B&D Bondage and Discipline BDCS Broadband Digital Cross-Connect System BDF Binary Distribution Format BDOS Basic Disk Operating System BDS Building Distribution System BE Below or Equal BECN Backward Explicit Congestion Notification BEL Bell BELLCOREBell Communications Research BER Basic Encoding Rules Bit Error Rate BERT Bit Error-Rate Testing BEST Borland Enhanced Support and Training BF Bad Flag Bridge Function B/F Background/Foreground BFI Brute Force and Ignorance BFMI Brute Force and Massive Ignorance BFT Binary File Transmission BGE Branch if Greater or Equal BGEEE Below Ground Electronic Equipment Enclosures BGT Branch if Greater Than Borland Graphic Interface BHI Branch if Higher BHIS Branch if Higher or Same BI Binary Input BIF Binary Initialization File BIFF Binary Interchange File Format BILOS Brother-In-Law Of Stopgap BIM Beginning of Information Marker BINAC Binary Automatic Computer BIND Berkeley Internet Name Domain BIOC Break Into Other Computers BIOS Basic Input/Output System BIPS Billion Instructions Per Second BIS Business Information System BISDN Broadband ISDN BIST Built In Self Test BiSYNC Binary Synchronous Communications BIT Binary digit Basic Interconnection Test BITNET Because It's Time Network BITS Base Information Transfer System BSI Information Technology Services BIU Bus Interface Unit BIX Byte Information eXchange BKSP Backspace BL Backlit BLAST Blocked Asynchronous Transmission BLDSC British Library Document Supply Centre BLE Branch if Less or Equal BLF Busy Line Feed BLIT Bell Labs Intelligent Terminal BLK Block BLMC Buried Logic Macrocell BLOB Binary Large OBject BLOS Branch if Lower Or Same BLT BLock Transfer BMI Branch if Minus BMIC BusMaster Interface Controller BMP Batch Message Processing Program BitMaP BMU Basic Measurement Unit BNC Bayonet N Connector BNE Branch if Not Equal BNF Big Name Fan Bachus-Naur Form Backus Normal Form BNM Blue Noise Mask BNT Broadband Network Termination BO Binary Output BOC Bell Operating Company BOF Beginning Of File BOM Beginning Of Message BOMP Bill Of Materials Processor BOP Bit Oriented Protocol BORPQU Borland Pro Quattro BORQU Borland Quattro BOS Basic Operating System BOSIX Biin Open System Interface eXtension BOT Beginning Of Table Beginning of Tape BP Base Pointer BPB BIOS Parameter Block BPI Bits Per Inch BPL Branch if Plus BPS Bits Per Second Bytes Per Second BPSK Binary Phase Shift Keying BQS Berkeley Quality Software BR Bad Register BRA Basic Rate Access BRI Basic Rate Interface Brain Response Interface BRIEF Basic Reconfigurable Interactive Editing Facility BRS Bibliographic Retrieval Service Big Red Switch BS BackSpace BSA Business Software Alliance BSAM Basic Sequential Access Method BSC Binary Synchronous Communication BSD Berkeley Software Distribution BSF Bit Scan Forward BSI British Standards Institute BSMTP Batch Simple Message Transport Protocol BSN Broadband Service Node BSOC Bell Systems Operating Company BSR Bit Scan Reverse BSS Block Started by Symbol Basic Synchronized Subset BSY Busy BSYNC Binary Synchronous Communications BT Bit Test British Telecom BTAM Basic Telecommunications Access Method BTC Bit Test and Complement BTE Broadband Terminal Equipment BTL Bell Telephone Laboratories BTLZ British Telecom Lempel Ziv BTOA Binary TO Ascii BTP Batch Transfer Program BTR Bit Test and Reset BTS Bit Test and Set BUF Buffer BUNCH Burroughs, Univac, NCR, Control Data, Honeywell BVAPP Billing Verification and Authorization for Payment Process BWM Block-Write Mode BWOD BandWidth On Demand BYTE Binary Element BTZ Bundesant fur Zulassungen in der Telekommunikation B&W Black and White Bells and Whistles BWQ Buzz Word Quotient BX Base eXchange CA Collision Avoidance Computer Associates CABS Carrier Access Billing System CAC Canadian Advisory Committee CACM Communications of the Association for Computing Machinery CAD Computer Aided Design CADD Computer Aided Design and Drafting CAE Common Application Environment Computer Aided Engineering CAF Compters & Acedemic Freedom CAFD Controllers Automatic Message Accounting Format Description CAG Column Address Generator CAI Computer Aided Instruction Computer Associates International Common Air Interface CAIS Common ASPE Interface Specification CAL Calendar Computer Assisted Learning Conversational Algebraic Language CALS Computer-aided Acquisition and Logistics Support CAM Common Access Method Computer Aided Manufacturing Content Addressable Memory Computer Aided Management CAMP Coporate Association for Microcomputer Professionals CAN Cancel Campus Area Network CANMARC CANadian MARC CAP Central Arbitration Point Computer Aided Publishing Columbia Appletalk Package CAPD Computing To Assist Persons With Disabilities CAPS Capitals (Upper Case Letters) Cassette Programming System CAPSL CAnon Printing System Language CAR Computer Aided Retrieval Contents of the Address Register CARDS Central Archive for Reusable Defense Software CARL Colorado Alliance of Research Libraries CAS Column Address Select Communicating Applications Specification Computer Aided Styling CASE Computer Aided Software Engineering Computer Aided Systems Engineering Common Application Service Element CASL Crosstalk Application Scripting Language CASS Computer Assisted Search Service CASSIS Classified and Search Support Information System CAT Computer Aided Testing Computer Aided Tomography Computer Aided Transcription Concatenate Computer-Aided Telephony CATIS Common Applications and Tools Integration Services CATV Community Antenna Television CAble TeleVision CAU Contolled Access Unit CAV Constant Angular Velocity CB Citizen's Band CBCR Channel Byte Count Register CBEMA Computer and Business Equipment Manufacturers Association CBL Computer Based Learning CBMS Computer Based Messaging Systems CBO Continous Bitstream Oriented CBR Computer Based Reference CBT Computer Based Training CBW Convert Byte to Word CBX Computerized Branch Exchange CC Cluster Controller Carbon Copy Courtesy Copy Connection Confirm Country Code CCA Common Cryptographic Architecture Communications Control Architecture Compatible Communications Architecture Computer Corporation of America Conceptual Communications Area CCC Clear Channel Capability CCD Charged-Coupled Device Cash Concentration and Disbursement CCFL Cold Cathode Fluorescent Lamp CCFT Cold Cathode Fluorescent Tube CCI Computer Carrier Interrupt Computer Consoles, Inc. CCIA Computer and Communications Industry Association CCIP Continuously Computed Impact Point CCIR Consultative Committee on International Radio CCIS Common Channel Interoffice Signaling CCITT Comite Consultatif Internationale Telegraphique et Telephonique Consultative Committee on International Telegraphy and Telephony CCM Customer Control Management CCP Console Command Processor CCRP Continuously Computed Release Point CCR Commitment, Concurreny, and Recovery Customer Controlled Reconfiguration CCS Common Communications Support Common Channel Signaling CCSA Common Control Switching Arrangement Common Control Switching Agreement CCT CNMA Conference Testing CCTA Central Computer and Telecommunications Agency CCTV Closed Circuit TeleVision CD Carrier Detect Change Directory Collision Detection Color Display Compact Disk Capability Data Current Data Committee Draft C/D Control Data CDA Compound Document Architecture Call Data Accumulator Capability Data Acknowledgement CDC Control Data Corporation CD_CHRDYCarD CHannel ReaDY CDDI Copper Distributed Data Interface CDE Complex Data Entry Cooperative Development Environment Common Desktop Environment CDEV Control panel DEVice CD-I Compact Disk - Interactive CDIF Case Data Interchange Format CDL Computer Design Language CDOS Concurrent Disk Operating System CDMA Code-Division Multiple Access CDPD Celluar Digital Packet Data CDPT Celluar Digital Packet Technology CDR Call Detail Record Call Detail Recording Contents of the Decrement Register CD-R CD-ROM Recorder CD-RDx Compact Disk - Read Only Memory Data Exchange Standard CDRL Contract Data Requirements List CD-ROM Compact Disk - Read Only Memory CDROMXA CDROM eXtended Architecture CD-RTOS Compact Disk - Real Time Operating System CDS Current Directory Structure Conceptual Data Store Circuit Design System CDU Control Display Unit CD-V Compact Disk - Video CD-WO Compact Disk - Write Once CE Cache Enable Chip Enable Collision Elimination Convert Enable Communications Entity CEC Commission of European Communities CEG Continuous Edge Graphics CEI Conducted Electromagnetic Interference Connection End-Point Identifier CEN Comite Europeen de Normalisation CENELEC CEN Electrotechnique CENTREX CENTRalized EXchange CEO Comperhensive Electronic Office CEP Communications End Point CEPI Conference of European Postal and Telecommunications CERT Computer Emergency Response Team CERT/CC Computer Emergency Response Team/Coordination Center CES Consumer Electronics Show CET Computer-Enhanced Telephony CEV Control Environmental Vault CEVI Computer Equipment Voltage Indicator CF Conversion Facility CFD Computational Fluid Dynamics CGA Color Graphics Adapter CGI Computer Generated Images Computer Graphics Interface Color Graphics Interface CGM Computer Graphics Metafile CHAP CHAnnel Processor CHAR CHARacter CHAT Conversational Hypertext Access Technology CHCK CHannel ChecK CHGRP CHange GRouP CHILL CCITT HIgh-Level Language CHKDSK CHecK DiSK CHMOD CHange MODe CHOWN CHange OWNer CHP ChaPter CHR CHaRacter CI Connect Indication CIC Carrier Identification Codes CICS/VS Customer Information Control System/Virtual Storage CID Computer Integrated Design CIDIN Common Icao Data Interchange Network CIE Commission Internationale d'Eclairage Consumer Initiated Entry CIGOS Canadian Interest Group on Open Systems CIM CompuServe Information Manager Computer Integrated Manufacturing CIMITI Centre for Information Management and Information Technology Innovation CIOCS Communication Input/Output Control System CIP Command Interface Port CIR Committed Information Rate CIRC Circular Reference CIS CompuServe Information Service Computer Information Systems Card Information Structure CISC Complex Instruction Set Chip Complex Instruction Set Computer CIX Commercial Internet eXchange CKD Count Key Data CL Connectivity Language ConnectionLess CLAR Channel Local Address Register CLASS Custom Local Area Signaling System CLC CLear Carry Canon Laser Copier CLD CLear Direction CLI CLear Interrupt Command Line Interface Call Level Interdace CLID Calling Line Identification CLIP Calling Line Identification Presentation CLIR Calling Line Identification Restriction CLIST Command LIST CLK CLocK CLLM Consolidated Link-Layer Management CLM Career Limiting Move CLNP ConnectionLess Network Protocol CLNS ConnectionLess Network Service CLRC Circuit Layout Record Card CLS CLear Screen CL-TK CLaim ToKen CLTS CLear Task Switch ConnectionLess Transport Service CLUT Color Look Up Table CLV Constant Linear Velocity CM Control Mark Corrective Maintenance Configuration Management CMA Concert Multi-thread Architecture Communications Managers Assocation CMC Communication Mangement Configuration Complement Carry Flag Common Mail Calls Cellular Mobile Carrier CMD Centralized Message Distribution CMI Computer Managed Instruction CMIP Common Management Information Protocol CMIS Common Management Information Service CMISE Common Management Information Service Element CML Current Model Logic CMMU Cache/Memory Management Unit CMOL CMIP Over LLC CMOS Complementary Metal-Oxide Semiconductor CMOT CMIP Over TCP/IP CMP Compare Computer CoMmunications Plenum CMPS CoMPare String CMR CoMmunications Riser CMS Creative Music Systems Code Management System Compiler Monitor System Conversation Monitor System Conversational Monitor System Color Management System Call Management System CMU Carnegie Mellon University CMY Cyan-Magenta-Yellow CMYK Cyan-Magenta-Yellow-Black CN CoNect Country Name CNA Certified Netware Administrator CNC Computerized Numerical Control CoNCentrator CNCP Canadian National Canadian Pacific CNE Certified Netware Engineer CNG CalliNG CNI Certified Netware Instructor CNMA Communications Network for Manufacturing Applications CNR Carrier Noise Ratio CNRS Centre Nationale de la Recherche Scientifique CNVT Convert CO Central Office Command Output Convert Out Central Office Customer Owned Connection-Oriented COAM Customer Owned And Maintained COBOL COmmon Business-Oriented Language COBRA Common OBject Request Association COC Central Office Connection CODASYL Conference on Data System Languages CODEC COder-DECoder CODLS COnnection-mode Data Link Service COEM Commercial Original Equipment Manufacturer COGO COordinate GeOmetry COIN Columbia Online Information Network COLD Computer Output to Laser Disc COM Computer Output Microfilm Common Object Model COMBS Customer-Oriented Message Buffer System COMPUSECCOMPUter SECurity COMSEC COMmunication SECurity CON Console CONFIG Configuration CONP Connection-Oriented Network Service CONS Connection Oriented Network Services COOL COBOL Object Oriented Language COP Character Oriented Protocol COPP Connection-Oriented Presentation Protocol COPS Connection-Oriented Presentation Service COR Confirmation Of Receipt CORA Canadian OSI Registration Authority CORBA Common Object Request Broker Architecture CORE COntrolled Requirement Expression CORN COmputer Resource Nucleus COS Compatible Operating System Corporation for Open Systems Class Of Service COSAC Canadian Open Systems Applications Criteria COSE Common Open System Environment COSINE Cooperation for Open Systems Interconnection Networking in Europe COSMIC Common System Main InterConnection COmputer Software Management and Information Center COSMOS Computer System for Mainframe Operations COSS Common Object Services Specification COSSS Committee on Open Systems Support Services COTP Connection-Oriented Transport Protocol COTS Connection-Oriented Transport Service Commercial Off The Shelf CP Copy Protected Consumer Premises Command Processor Connect Presentation CPA Centralized/Bulk Power Architecture CPP Connect Presentation Accept CPE Central Processing Element Customer Premises Equipment Customer Provided Equipment CPF Control Program Facility CPFM Continous Phase Frequency Modulation CPG Clock Pulse Generator CPH Cost Per Hour CPI Characters Per Inch Clock Per Instruction Common Programming Interface Computer to PBX Interface CPIW Costumer Provided Inside Wiring CPL Current Privilege Level Characters Per Line Combined Programming Language CP/M Control Program for Microcomputers CPM Critical Path Method CPN Compuserve Packet Net CPQ Compaq CPR Connect Presentation Reject CPS Characters Per Second COS/POSI/SPAG CPSR Computer Professionals for Social Responsibility CPU Central Processing Unit CR Carriage Return Connect Request CRAM Card RAM CRC Cyclic Redundancy Check CREN Corporation for Research and Educational Networking CRF Cross Reference File Communication Related Function CRIS Customer Record Information Service CRL Center for Research Libraries CROM Control Read Only Memory CRT Cathode Ray Tube CRTC CRT Controller CRUD Create Retrieve Update and Delete CS Coordinated Single-layer Chip Select Clear to Send Code Segment Computer Science CSA Canadian Standards Association CSAB Computer Science Accreditation Board CSAR Channel System Address Register CSC Computer Science Corp. CSDC Circuit Switched Digital Capability CSDM Circuit-Switched Data Network CSE Coordinated Single-layer Embedded CSG Constructive Solid Geometry Consulting Services Group CSI Commercial System Integration Computer Security Institute CSIC Costumer Specific IC CSL Computer Sensitive Language Computer Systems Laboratory CSMA Carrier Sense Multiple Access CSMA/CA Carrier Sense Multiple Access with Collision Avoidance CSMA/CD Carrier-Sense Multiple Access with Collision Detect CSMA/CP Carrier Sense Multiple Access with Collision Prevention CSMC Communications Services Management Council CSN Circuit-Switched Network CSNET Computer Science NET CSO Computing Services Office CSP Commercial Subroutine Package CompuCom Speed Protocol Cross System Product Coin Sent Paid CSPDN Circuit-Switched Public Data Network CSPP Computer Systems Policy Project CSR Control and Status Register Customer Service Records CSRG Computer Systems Research Group CSS Continuous System Simulation Conceptual Signaling and Status Controlled Slip Second CSSFE Controlled Slip Second Far End CSTA Computer-Supported Telephony Applications CSTO Computer Systems and Technology Office CSU Channel Service Unit CSV Comma Separated Value C&T Chips and Technologies CT Circuit Time Conference Testing CTD Cumulative Transit Delay CTM Current Transformation Matrix CTOS Computerized Tomography Operating System Convergent Technologies Operating System CTPA Coax-to-Twisted-Pair Adapter CTRL Control CTS Clear To Send Conformance Testing Services CTS-LAN CTS Local Area Network CTS-WAN CTS Wide Area Network CTSS Compatible Time Sharing System CTY Console TeletYpe CU Control Unit CUA Common User Access CUB Cursor Backward CUD Cursor Down CUF Cursor Forward CUG Closed User Group CUI Common User Interface Character based User Interface CUP Cursor Position CUPID Completely Universal Processor I/O Design CUSP Commonly Used System Program CUT Coordinated Univeral Time CUU Cursor Up CV Code Violation CVCP Code Violation, CP-bit Parity CVCRC Code Violation, Cyclic Redundancy Check CVF Compressed Volume File CVFE Code Violation, Far End CVGA Color Video Gaphics Array CVIA Computer Virus Industry Association CVP Code Violation, P-bit CWARC Canadian Workplace Automation Research Centre CWD Convert Word to Double Word Call Waiting Deluxe CYL Cylinder CYMK Cyan-Yellow-Magenta-Black D/A Digital to Analog DA Desk Accessory Destination Address DAA Data Access Arrangement Decimal Adjust for Addition DAC Digital to Analog Converter Drive Array Controller Dual Attachment Concentrator DACD Directory Access Control Domain DACS Digital Access Control Domain DAD Digital Audio Disc Database Action Diagram Draft ADdendum DAEMON Disk And Execution MONitor DAF Distributed Application Framework Directory Authentication Framework DAL Data Access Language Disk Access Lockout DAM Data Acquisition and Monitoring DAN Departmental Area Network DAP Data Access Protocol Directory Access Protocol Document Authentication Framework DARPA Defense Advanced Research Project Agency DAS Decimal Adjust for Subtraction Disk Array Subsystem Dual Attached Studio DASD Direct Access Storage Device DASH Dell Advanced SCSI Host DAT Digital Audio Tape Duplicate Address Test DATACOM Data Communications DB Data Base Data Buffer DeciBels DBA Adjusted Decibels DBC Double Byte Code DBF DBase Format DBM Data Base Manager DBME DataBase Management Environment DBMS Data Base Management System DBP Deutsche BundesPost DBS Data Base Server DB2 Database 2 DC Data Collection Data Communication Data Control Device Control Direct Current Disconnect Confirmation DCA Digital Communications Associates Document Content Architecture Distributed Communications Architecture Defense Communications Agency DCAF Distributed Console Access Facility DCB Disk Coprocessor Board DCC Display Combination Code Data Country Code Data Communications Channel Data Collection Computer DCD Data Carrier Detect DCE Data Communications Equipment Distributed Computing Environment Distributed Computing Equipment Data Circuit terminating Equipment DCF Data Communication Facility Data Count Field Data Communications Function DCL Declaration DEC Command Language Device Clear Digital Control Logic Digital Command Language DCN Data Communication Network DCP Data Collection Processor DCS Data Collection System Data Control System Defined Context Set Distributed Computer System Digital Cross-connect System DCT Discrete Cosine Transfer DCTS Dimension Custom Telephone Service DD Day Digital Display Double Density Disk Drive Data Directory DDA Digital Differential Analyzer Domain Defined Attribute DDBMS Distributed DBMS DDCMP Digital Data Communications Message Protocol DDCP Direct Digital Color Proofing DDD Direct Distance Dialing DDE Direct Data Entry Dynamic Data Exchange DDEML Dynamic Data Exchange Management Library DDF Data Description File DDFII Data Description File for Information Interchange DDK Driver Development Kit DDL Data Definition Language Data Description Language Document Description Language DDM Distributed Data Management DDN Defense Data Network DDOV Digital Data Over Voice DDP Datagram Delivery Protocol Distributed Data Processing DDR Data Descriptive Record DDS Design Data Sheet Digital Data Storage Digital Data Service Dataphone Digital Service Digital Data System DDT DEC Debugging Tape Dynamic Debugging Technique DEC Decrement Device Clear Digital Equipment Corporation DEL DELete DEM Digital Elevation Model DEMA Data Entry Management Association DER Distinguished Encoding Rules DES Data Encryption Standard Data Entry Sheet Distributed End System DET Device Execute Trigger Direct Entry Table DEV Device DF Data Field Destination Field Device Flag Double Flag Don't Fragment Distributing Frame DFC Data Flow Control DFDSM Data Facility Distributed Storage Manager DFR Document Filing and Retrieval DFS Distributed File System DFT Diagnostic Funtion Test Discrete Fourier Transform Distributed Function Terminal DFU Data File Utility DG Data General DGIS Direct Graphics Interface Standard DHA Destination Hardware Address DI Data In Destination Index DIA Document Interchange Architecture DIB Device Independant Bitmap Directory Information Base Dictionary Information Base DIBOL DEC Business Oriented Language DIgital coBOL DID Direct Inward Dialing Destination IDentification DIF Data Interchange Format Document Interchange Format Display Information Facility Dual Inline Flatpack Documentation Interchange Format DIFFSENSDifferential Sense DIIP Direct Interrupt Identification Port DIMS Document Imaging Management System DIN Deutsche Industrie Normenausschuss Deutsches Institut fur Normung DIO Data Input-Output DIP Dual In-line Package DIPE Distributed Interactive Processing Environment DIR Directory DIS Dynamic Impedance Stabilization Draft International Standard DISA Data Interchange Standards Association DISOSS DIStributed Office Support System DISP Displacement Directory Information Shadow Protocol Draft International Standardized Profile DIT Directory Information Tree DIV Divide DIW D-Inside Wire DIX Digital Intel Xerox DL Download Data Link layer Distibution List DL/1 Data Manipulation Language 1 DLC Data Link Control Digital Loop Carrier DLCI Data Link Connection Identifier DLE Data Link Escape DLL Dynamic Link Library Dynamic Link Layer DLO Dead Letter Office DLR DOS LAN Requester DLS Data Link Service DLSAP Data Link Service Access Point DLSDU Data Link Service Data Unit DM Delta Modulation Disconnected Mode DMA Direct Memory Access DMAC DMA Controller DMD Directory Management Domain DME Distributed Management Environment DMI Desktop Management Interface Definition of Management Information DML Data Manipulation Language Database Management Language DMM Digital Multimeter DMMS Dynamic Memory Management System DMO Domain Management Organization DMOS Double-diffused Metal-Oxide Semiconductor Diffustion Metal Occide Semiconductor DMP Dot Matrix Printer DMPL Digital Microproccessor Plotter Language DMRD Defense Management Report Decision DMS Data Management Software Data Management System Defense Messaging System DMTF Desktop Management Task Force DMY Day Month Year DN Down Distinguished Name Directory Numbers DNA Digital Network Architecture DNC Direct Numerical Control DNHR Dynamic NonHierachal Routing DNIC Data Network Identification Code DNIS Dialed Number Identification Service Directory Number Information Service DNS Domain Naming System Domain Name System DO Data Out DOAM Distributed Office Applications Model DOC Department of Communications DOD Department Of Defense DOI Document Oriented Interface DOMAIN Distributed Operating Multi Access Interactive Network DONACS Department Of Navy office Automation on Communication System DOP Directory Operational Protocol DOS Disk Operating System DOS/VSE Disk Operating System/Virtual Storage Extended DOW Day Of Week DOV Data Over Voice DP Data Processing Draft Proposal Display Postscript Dissociated Press Draft Proposal DPA Demand Protocol Architecture Document Printing Application Distributed Power Architecture DPANS Draft Proposed American National Standard DPAREN Data Parity Enable DPB Drive Parameter Block DPC Direct Program Control DPCM Differential PCM DPI Dots Per Inch DPL Descriptor Privilege Level DPM Digital Panel Meter DPMA Data Processing Management Association DPMI DOS Protected Mode Interface DPPX Distributed Processing Programming eXecutive DPS Display PostScript DPSK Differential Phase Shift Keying DQDB Distributed Queued Dual Bus DQL Database Query Language DR Digital Research Data Received Delivery Report Disconnect Request D/R Direct or Reverse DRAM Dynamic Random Access Memory DRAW Direct Read After Write DRD Data Reading Device DRDA Distributed Relational Data Architecture DRDBMS Distributed Relational DBMS DRDW Direct Read During Write DRI Digital Research Incorporated DRO Data Request Output Destructive Read-Out DRP Directory Replication Protocol DRPF Decimal Reference Publication Format DRV Drive DS Data Segment Data Send Data Server Double Sided Directory Service Distributed Single-layer Document Storage Draft Standard Dansk Standardiseringsrad DSA Distributed Systems Architecture Directory Systems Agent Digital Storage Architecture Digital Signal Analyzer Destination Software Address Directory System Alert Directory Service Agent Digital Service Area DSAP Destination Service Access Point DSB Double SideBand DSBSC Double SideBand Supressed Cattier DSC Document Structuring Conventions DSD Data Structure Definition DSDD Double Sided, Double Density DSE Data Storage Equipment Data Structure Editor DSA Specific Entry Distributed Single-layer Embedded Data Switching Equipment DSEA Display Station Emulation Adapter DSECT Dummy Control Section DSEE Domain Software Engineering Environment DSHD Double Sided, High Density DSL Dynamic Simulation Language Digital Suscriber Line DSOM Distributed SOM DSP Digital Signal Processing Digital Signal Processor Directory System Protocol Domain Specific Part Digital Signal Processor Defense Standardized Protocol DSQD Double Sided, Quad Density DSR Data Set Ready Device Status Register Device Status Report DSRI Digital Standard Relational Interface DSS Decision Support System Digital Signature Standard Digital Signal Standard DSTN Double Supertwisted Nematic DSU Data Service Unit DSU/CSU Data Service Unit/Channel Service Unit DSW Data Status Word Device Status Word DSX Digital Signal Cross-Connect DS0 Digital Signal ZER0 DT DaTa Data Transfer DTA Disk Transfer Area DTAM Document Transfer, Access, and Manipulation DTC Digital Typeface Corp. DTD Document Type Definition DTE Data Terminal Equipment Dumb Terminal Emulator DTI Department of Trade and Industry DTL Diode-Transistor Logic DTMF Dual Tone MultiFrequency DTP Desktop Publishing Distributed Transaction Processing DTR Data Terminal Ready Data Transfer Rate D2T2 Dye Diffusion Thermal Transfer DTV Desk Top Video DU Disk Usage Data Unit DVI Digital Video Interactive DUA Directory User Agent DUOW Distributed Unit Of Work DUV Data Under Voice DVM Digital Volt Meter DWG Drawing DXC Data Exchange Control DXF Drawing Interchange Format EA Extended Attribute Expedited Data Acknowlegment EAAT Equal Access Alternative Technologies EADAS Engineering and Administrative Acquisition System EARN European Acedemic Research Network EAROM Electrically Alterable Read Only Memory EARS Electronic Access to Reference Services EATA Enhanced AT Bus Attachment EBB Economic Bulletin Board EBBS Electronic BBS EBC EISA Bus Controller EBCDIC Extended Binary Coded Decimal Interchange Code EBDA Extended BIOS Data Area EBI Equivalent Background Input Extended Background Investigation EBT Electronic Benefits Transfer EC European Community Exchange Carriers ECAL Enjoy Computing And Learn ECC Error Check Code Error Checking and Correction Error Correction Code Error Correction Codes ECD Enhanced Color Display ECF Enhanced Connectivity Facilities ECHO European Commision Host Organization ECITC European Committee for Information technology Technology ECL Emitter Coupled Logic ECMA European Computer Manufacturers Association ECN Exchange Carriers Standards Association ECP Extended Capabilities Port ECSA Exchange Carriers Standards Association ED Erase Display End Delimiter EWOS Document Expedited Data Exception Data EDA Embedded Document Architecture Enterprise Data Access EDC Error Detection and Correction EDD Enterprise Data Distribution EDDC Extended Distance Data Cable EDGAR Electronic Data Gathering, Analysis, and Retrieval EDI Electronic Data Interchange Electronic Document Interchange EDIA Electronic Data Interchange Association EDIF Electronic Design Interchange Format EDIFACT EDI for Administration Commerce and Transport EDIM EDI Message EDI Messaging Environment EDIMS EDI Message Store EDIN EDI Notification EDIUA EDI User Agent EDL Edit Decision List EDLC Ethernet Data Link Control EDLIN Editor Line EDN Expedited Data Negociation EDP Electronic Data Processing EDPM Electronic Data Processing Machine EDS Electronic Data Systems EDSAC Electronic Delay Storage Automatic Computer EDSI Enhanced Small Device Interface EDVAC Electronic Discrete Variable Automatic Computer EEC Extended Error Correction European Economic Commission Electronic Equipment Cabinet EEE Electronic Equipment Enclosures EEHLLAPIEntry Emulator High Level Language API EEI External Environment Interface EEL Epsilon Extension Language EEM Extended Memory Management EEMA European Electronic Mail Association EEMS Enhanced Expanded Memory Specification EEPROM Electrically Erasable Programmable Read-Only Memory EETDN End-to-End Transit Delat Negotiation EFA Extended File Attribute EFD Event Forwarding Discriminator EFF Electronic Frontier Foundation EFI Electromechanical Frequency Interference Electronics For Imaging EFL Emitter Follower Logic EFS Extended Facility Set External File System EFT Electronic Funds Transfer EFTA European Free Trade Association EFTS Electronic Funds Transfer System EG Expert Group EGA Enhanced Graphics Adapter EGP Exterior Gateway Protocol EHA European Harmonization Activity EHF Extremely High Frequency EIA Electronic Industries Association EINE EINE Is Not EMACS EIS Executive Information System Electronic Information Security EISA Extended Industry Standard Architecture EIT Encoded Information Type EIU Extended Interface Unit EIUF European ISDN Users Format EKTS Electonic Key Telephone Service EL Electroluminescent Erase Line ELAN ESPIRIT Local Area Network ELAP Ethernet LAP ELDS Exchange Line Data Service ELF Extremely Low Frequency ELS Entry Level System EM Electronic Mail Expanded Memory End Medium EMA Enterprise Management Architecture Electronic Mail Association EMACS Editor MACroS Eight Megabytes And Constantly Swapping Escape Meta Alt Control Shift E-MAIL Electronic Mail EMB Extended Memory Blocks Enhanced Master Burst EMC Electromagnetic Compatibility Extended Math Coprocessor EMF ElectroMotive Force EMI Electromagnetic Interference ElectroMagnetic Induction EMM Expanded Memory Manager Enterprise Mail Management EMMS Electronic Mail and Micro Systems EMOS East Mediterranean Optical System EMP ElectroMagnetic Pulse EMPM Electronic Manuscript Preparation and Markup EMR Electro-Magnetic Radiation EMS Electronic Mail System Electronic Message Service Expanded Memory Specification Enterprise Messaging Server EMU ElectroMagnetic Unit EMUG European MAP/TOP User Group EN Electronic News European Norm ENDS End Segment ENE Enterprise Networking Event ENIAC Electronic Numerical Integrator and Computer ENQ Enquiry ENS Enterprise Network Services ENSDU Expedited Network Service Data Unit EO Erasable Optical End Office EOA End of Address EOB End of Block EOC End of Conversion Embedded Operations Channel EOD End Of Data EOF End of File EOFC End Of Facsimile Control EOI End or Identify EOJ End of Job EOL End of Line End of List EOM End of Message EOR Exclusive OR EOS End of String Element Of Service EOT End Of Table End of Tape End of Text End of Transmission EOTC European Organization for Testing and Certification EOU End Of User EPHOS European Procurement Handbook for Open Systems EPL Effective Privilege Level EPLD Electrically Programmable Logic Device EPOS Electronic Point Of Sale EPP Enhanced Parallel Port EPROM Electrically Programmable Read Only Memory Erasable Programmable Read Only Memory EPS Encapsulated PostScript EPSF Encapsulated PostScript Files EPSI Encapsulated PostScript Interchange EQ EQual to EQR Electronics Quality Registry ER Error ERA Electrically Reconfigurable Array Entity Relationship Attribute ERD Event Report Descriminator ERF Event Report Function Emergency Restoration Facility ERLL Enhanced Run Length Limited ERMF Event Report Management Function EROM Erasable Read Only Memory ERR Error ERLL Extended Run Length Limited ES Extra Segment Expert System End System Errored Second ESA European Space Agency Errored Second, type A ESAFE Errored Second, type A, Far End ESB Errored Second, type B Emergency Service Bureau ESC Escape ESCP Errored Second, CP-bit Parity ESCRC Errored Second, Cyclic Redundancy Check ESD Electrostatic Discharge Electronic Software Distribution Electrostatic Sensitive Device ESDI Enhanced Small Device Interface ESF Exteneded Superframe Format ESFE Errored Second Far End ESH End System Hello ESI Enhanced Serial Interface ES-IS End System to Intermediate System ESOBB European Southern Observatory Bulletin Board ESP Enhanced Serial Port Enhanced Service Provider Errored Second, P-bit ESPIRIT European Strategic Program for Research into Information Technology ESPS Entropic Signal Processing System ESS Electronic Switching System Electronic SpreadSheet ESSEX Experimental Solid State EXchange ESTELLE Extended State Transition Language ESU Electro-Static Unit ET Exchange Termination ETB End of Transmission Block ETG EWOS Technical Guide ETIS Electronic Telephone Inquiry System ETLA Extended Three Letter Acronym ETPL Endorsed Tempest Products List ETRI-PECElectronics and Telecommunications Research Institute - Protocol Engineering Center ETS Econometric Time Series European Telecommunications Standards Executable Test Suite ETSDU Expedited Transport Service Data Unit ETSI European Telecommunications Standards Institute ETX End of Text EU End User EUNET European Unix NETwork EUPOT End User-Point of Termination EUROSINET EURopean Open Systems Interconnect NETwork EUUG European UNIX Users Group EVE European Videoconferencing Experiment EVS European Videoconferencing Service EVGA Extended Video Graphics Array Extended Video Graphics Adapter EWOS European Workshop for Open Systems EX EXpedited data EXCA EXchangable Card Architecture EXP Exponent EXT External EXTRN External Reference EZW Embedded Zerofree Waves FACS Facility Assignment and Control System FADU File Access Data Unit FAMOS Floating Gate Avalanche MOS FAN Facility Area Network FAO For Adults Only FAP File Access Protocol FAPL Format And Protocol Language FAQ Frequently Asked Questions FARNET Federation of American Research NETworks FASST Flexible Architecture Standard System Technology FAST Federation Against Software Theft FAT File Allocation Table FATT File ATTach FAX Facsimile FBE Free Buffer Enquiry FBR For Best Results FC Fiber Channel Frame Control FCB File Control Block FCC Federal Communications Commission Federal Computer Conference FCCSET Federal Coordinating Council for Science, Engineering, and Technology FCG Format Computer Graphics FCI Flux Changes per Inch FCP Foundation for Cooperative Processing FCS Frame Check Sequence FD Floppy Disk Full Duplex FDC Floppy Disk Controller FDD Floppy Disk Drive FDDI Fiber Digital Device Interface Fiber Distributed Data Interface Fiber Distributed Digital Interface FDI Format DIrectory Feeder/Distribution Interfaces FDM Frequency Division Multiplexing FDMA Frequency Division Multiple Access FDT Format Description Technique FDX Full DupleX FEA Finite Element Analysis FEC Forward Error Correction FECN Forward Explicit Congestion Notification FED Field Emission Display FEDIX FEDeral Information eXchange FEFO First-Ended, First-Out FEP Front End Processor FERPM FTAM Error Recovery Protocol Machine FET Field Effect Transistor FF Flip-Flop Form Feed FFT Fast Fourier Transform FG Functional Group Frame Ground 4GL Fourth Generation Language FH Full Height FI File Interchange FIE Federal Information Exchange FIF Fractal Image Format FIFO First-In, First-Out FILO First-In, Last-Out FIMS Forms Interface Management System FIN FINish flag FIP File Processor Buffering FIPS Federal Information Proccessing Standard FIR Finite Impulse Response FIRST Forum of Incident Response and Service Teams FISH First In, Still Here FLACC Full Level ALGOL Checkout Compiler FLD Field FLOP FLoating point OPeration FLOPS Floating Point Operations Per Second FM Frequency Modulation Fault Management FMS Forms Management System FMT Format FMVFT Frequency-Modulated Voice Frequenct Telegraph FN FiNish Forward Notification FNC Federal Networking Council FNT Font FO Fiber Optics FOA First Office Application FOCUS Forum of Control Data Users Federation On Computing in the U.S. FOD Finger Of Death Format Office Document FOG First Osborne Group FOIRL Fiber Optic Inter Repeater Link FORTRAN Formula Translator FOSE Federal Office Systems Exposition FOSSIL Fido/Opus/Seadog Standard Interface Layer FOX Field Operational X.500 FP Facility Parameter Field FPA Floating Point Accelerator FPD Flat Panel Display FPE Floating Point Engine FPGA Field Programmable Gate-Array FPLA Field Programmable Logic-Array FPP Fixed Path Protocol Floating Point Processor FPS Frames Per Second FPU Floating Point Unit FQDN Fully-Qualified Domain Name FR Frame Relat FRACTAL FRACTional dimensionAL FRAG Fragment Fragmentation FRAM Ferroelectric Random-Access Memory Ferromagnetic RAM FRED FRame EDitor FRont End to the Directory Flipping Rediculous Electronic Device FREQ File REQuest FRICC Federal Research Internet Coordinating Committee FRMR FRaMe Reject FRPI Flux Reversals Per Inch FRPS Field Reliability Performance Studies FS File Separator Frame Status Functional Standard FSD File System Driver FSF Free Software Foundation FSG Format SGML FSK Frequency Shift Keying FSM Finite-State Machine FSR Free System Resources F/T Full Time FT File Transfer FTAM File Transfer Access and Management FTC Federal Trade Commission FTF Face To Face FTM Flat Tension Mask FTP File Transfer Protocol FTS Federal Telecommunication System File Transfer Service FTSC Federal Telecommunications Standards Committee FU Functional Unit FUBAR Failed UniBus Address Register FUD Fear, Uncertainty, and Doubt FUNC Function FWIW For What It's Worth FYA For Your Amusement FYI For Your Information G Giga GAAP Generally Accepted Accounting Principles GAL Generic Array Logic GAN Global Area Network GB Gigabyte GC Garbage Collection Garbage Collector Garbage Collect GCL Graphics Command Language GCOS General Comprehensive Operating System GCR Group Code Recording Gray Component Replacement GDA Global Data Area GDDM Graphics Data Display Manager GDI Graphics Device Interface GDMO Guidelines for the Definition of Managed Objects GDS General Data Stream Graphics Data Syntax GDT Geometric Dimensioning and Tolerancing Global Descriptor Table GE General Electric Greater than or Equal to GECOS General Electric Comprehensive Operating System GEL Gain Extention Language GEM Graphics Environment Manager GEMDES Government Electronic Messaging and Document Exchange Service GENIE General Electric Network for Information Exchange GENSYM Generated Symbol GEOS Graphic Environment Operating System GET Get Execute Trigger GFI General Format Identifier GFID General Format IDentifier GFR Grim File Reaper GGP Gateway-to-Gateway Protocol GHz Gigahertz GIF Graphic Interchange Format GIGO Garbage In, Garbage Out (Garbage In, Gospel Out) GIN Graphics INput GIPS Giga-Instructions Per Second GIS Geographical Information System GKS Graphical Kernel System GKS-3D Graphical Kernel System in Three Dimensions G/L General Ledger GL Graphics Language GLM General Linear Models G-LOTOS Graphical Language for Temporal Ordering Specification GMT Greenwich Mean Time GN Given Name GND System Ground GNM Generic Network Model GNMP Government Network Management Profile GNU GNU's Not Unix GNUMACS GNU EMACS GORP Good Old Raisins and Peanuts GOS Grade Of Service GOSIP Government Open Systems Interconnection Profile GOSMACS Gosling EMACS GP Gas Plasma General Purpose GPF General Protection Fault GPI Graphics Programming Interface GPIB General Purpose Interface Bus GPL General Public License GPN Government Packet Network GPS Global Positioning System GPSS General Purpose Systems Simulation GPV General Public Virus GQ Generation Qualifier GR Graphical Representation GRDF GOSIP Register Data Base GRE Graphics Engine GREP Global Regular Expression Print GS Group Separator GSA General Services Administration GSM Group Special Module GSN Government Satellite Network GSS Generation Support Statements GT Greater Than Give Token GTA Give Token Acknowledgement Government Telecommunications Agency GTC Give Token Confirm GTE General Telephone and Electric GTN Government Telecommunications Network GTS Gamma Transfer Service GUI Graphical User Interface GUS Gravis UltraSound Guide to the Use of Standards GVPN Global Virtual Private Network GW-BASICGee Whiz BASIC HA Host Adapter HAKMEM HAcKs MEMory HAL Hard Array Logic House Programmed Array Logic Hardware Abstraction Layer Heuristically programmed ALgorithmic computer HAM Hold And Modify HASP Houston Automatic Spooling Priority HAW HAWaii HBD Honeywell Brain Damage HCDS High Capacity Digital Service HCF Halt and Catch Fire HD Hard Disk High Density HDA Head Disk Assembly Hard Disk Assembly HDBV Host DataBase View HDD Hard Disk Drive HDI Head to Disk Interference Help Desk Institute HDLC High-level Data Link Control HDPT Hard Disk Parameter Table HDR Header HDSC High Density Signal Carrier HDTV High Definition TeleVision HDW Hardware HD-WDM High Density-Wave Division Multiplexing HDX Half DupleX HEA Hyundai Electronics America HEC Human Engineering Computers HERC Hercules HEX Hexadecimal HF High Frequency HFS Hierarchial File System HGA Hercules Graphics Adapter HGCP Hercules Graphics Card Plus HH Hour Half Height HIL Human Interface Link HIPPI High Performance Parallel Interface HJK Honk knog-Japan-Korea HLCO High Low Close Open HLDLC High Level Data Link Control HLL High Level Language HLLAPI High Level Language Application Programming Interface HLQ High Level Qualifier HLS Hue Lightness Saturation HLT Halt HMA High Memory Area Hub Management Architecture HMI Hub Management Interface Human-Machine Interface HML Human-Machine Language HMOS High Density Metal Oxide Semiconductor High Speed Metal Oxide Semiconductor High performance Metal Oxide Semiconductor HOB Hierarchical Operational Binding HOBBIT High Order BIT HP Hewlett-Packard HPAD Host-Packet Assembler/Disassembler HPC High-Performance Computing HPCC High-Performance Computing and Communications HPFS High Performance File System HPG Hewlett-Packard Graphics HPGL Hewlett-Packard Graphics Language HPI Hahn Popularity Index HPIB Hewlett-Packard Interface Bus HPPA Hewlett-Packard Precision Architecture HPPI High Performance Parallel Interface HRIS Human Resource Information System HRG High Resolution Graphics HRMS Human Resource Management System HRPF Hexadecimal Reference Publication Format HS High Speed HSB Hue Saturation Brightness HSC High Speed Channel HSL Hue Saturation Lightness HSLC Health Sciences Libraries Consortium HSP High Speed Printer HST High Speed Technology HSV Hue Saturation Value HT Horizontal Tab HUT Hopkins Ultraviolet Telescope H/V Horizontal/Vertical HVP Horizontal & Vertical Position H/W Hardware HWCP Hardware Code Page HWD Height-Width-Depth HYDRA HYbrid Document Reproduction Apparatus HZ Hertz IA Implementation Agreements Implementators Agreements International Activities IAB Internet Activities Board IAC InterApplication Communication IAL International Algebraic Language IAS Information Access Services IAYF Information At Your Fingertips IBC Instrument Bus Computer IBECC International BBSing and Electronic Communications Conference IBM International Business Machines (Inferior But Marketable) (It's Better Manually) (Insidious Black Magic) (It's Been Malfunctioning) IBM-GL IBM Graphics Language IC Input Circuit Integrated Circuit Interrupt Controller IC InterExchange Carriers ICA Intra-application Communications Area International Communications Association ICAS Intel Communicating Applications Specifications ICCP Institute for the Certification of Computer Professionals ICD International Code Designator ICE In-Circuit Emulator ICFA International Computer Facsimile Association ICI Interface Control Information ICL Interface Clear ICMP Internet Control Message Protocol ICN Interconnecting Network ICOMP Intel COmparative Microprocessor Performance ICOT ISDN COnference Testing ICP Integrated Channel Processor ICPOT InterExchange Carrier-Point of Termination ICR Intelligent Character Recognition ICST Institute for Computer Sciences and Technology ICSU Intelligent Channel Service Unit ICUG International Closed User Groups ID Identification Identifier IDA Integrated Digital Access Intelligent Disk Array Intelligent Drive Array IDAPI Integrated Database API IDC International Data Corp. IDC Information Distribution Companies IDCI Interim Defined Central Office Interface IDE Imbedded Drive Electronics Integrated Development Environment Integrated Drive Electronics Intelligent Drive Electronics Interactive Design and Engineering Interface Design Enhancement IDF Intermediate Distribution Frame IDG InterDialog Gap IDI Initial Domain Identifier IDIV Integer Divide IDLC Integrated Digital Loop Carrier IDMS Integrated Data Base Management System IDP Integrated Data Processing Internetwork Datagram Protocol Initial Domain Part IDT Interrupt Descriptor Table IDU Interface Data Unit IEC International Electrotechnical Commission InterExchange Carrier IEE Institute of Electrical Engineers IEEE Institute of Electrical and Electronics Engineers IEF Information Engineering Facility IESG Internet Engineering Steering Group IETF Internet Engineering Task Force IEW Information Engineering Workbench I/F Interface IF Intermediate Frequency IFD Image File Directory IFF Interchange File Format IFG InterFrame Gap IFIP International Federation for Information Processing IFLA International Federation of Library Associations IFS Installable File System Internal File System IFU Interworking Funtional Unit IGA Integrated Graphics Array IGC Integrated Graphics Controller IGES Initial Graphics Exchange Specification IGOSS Industry-Government Open Systems Specification IGP Internet Gateway Protocol IGRP Internet Gateway Routing Protocol IHL Internet Header Length IIA Industry Information Association Information Industry Association Information Interchange Architecture IIF Immediate IF IIL Integrated Injection Logic IIR Immediate Impulse Response IIW ISDN Implementors Workshop ILAC International Laboratory Accreditation Conference ILD Injection Laser Diode ILL InterLibrary Loan ILLS InterLibrary Loan System ILM Industrial Light and Magic IM Information Management IMA Interactive Multimedia Association IMDS Image Data Stream IMG Image IMIL International Management Information Library IMP Interface Message Processor Infomation Management Plan IMPACT Information Market Policy ACTions IMS Information Management System Intermediate Maintenance Standards IMSL International Mathematical Subroutine Library IMT Intermachine Trunk IMUAPDU Interpersonal Message User Agent Protocol Data Unit IMUL Integer Multiply IN Input INAP Intelligent Network Access Point INC Increment INIT Initialize INITials INN ImagiNation Network IN/1 Intelligent Network/1 INS Input String INT Integer Internal Interrupt INTA Interrupt Acknowledge INTAP INteroperability Technology Association for information Processing INTELSATINternational TELecommunications SATellite INTERCALCompiler Language With No Pronouncable Acronym INTO Interrupt if Overflow occurs INWATS INward Wide Area Telephone System I/O Input/Output IOCS Input/Output Control System IOCTL Input/Output Control IONL Internal Organization of the Network Layer IOS Intermediate Open System IOSGA Input/Output Support Gate Array IP Instruction Pointer Internet Protocol IPC Instructions Per Clock InterProcess Communication IPE Integrated Programming Environment In-band Parameter Exchange IPF Information Presentation Facility IPI Intelligent Peripheral Interface IPL Initial Program Load Initial Program Loader Information Programming Language IPLS InterLATA Private Line services IPM Impossible to Program Machines Impulses Per Minute InterPersonal Message InterPersonal MHS IPMS InterPersonal Messaging System IPMUA InterPersonal Messaging User Agent IPRL ISPICS Requirements List IPS Inches Per Second Information Processing System IPSC Intel Personal SuperComputer IPSE Integrated Project Support Environment IPSIT International Public Sector IT IPU Intelligent Processing Unit IPX Internetwork Packet eXchange IQL Interactive Query Language IR Internet Router IRC Internet Relay Chat International Record Carrier IRD Information Resource Directory IRDS Information Resource Directory System IRET Interrupt Return IRG InterRecord Gap IRL Interactive Reader Language Inter-Repeater Link IRLED Infrared Light Emitting Diode IRM Information Resource Management IRQ Interrupt Request IRTF Internet Research Task Force IRV International Reference Version IRX Information Retrieval Experiment IS Interrupt Status Information Systems International Standard Intermediate System IS-IS Intermediate System to Intermediate System protocol ISA Industry Standard Architecture ISAM Indexed Sequential-Access Method ISC Instruction Set Computer ISD Image Section Descriptor Instructional Systems Design ISDN Integrated Services Digital Network ISDNAP Integrated Services Digital Network Application Packet ISH Intermediate System Hello ISI Internally Specified Index IS-IS Intermediate System to Intermediate System ISL Interactive System Language ISN Initial Sequence Number ISO International Standards Organization ISOCS ISO Central Secretariat ISODE ISO Development Environment ISORM ISO Reference Model ISP Interrupt Status Port Internet Service Provider International Standardized Profile ISPATS International Standardized Profile Abstract Test Suite ISPETS International Standardized Profile Executable Test Suite ISPF Interactive System Programming Facility ISPICS ISP Protocol Implementation Conference Statement ISPIXIT ISP Protocol Inplementation eXtra Information for Testing ISPX ISDN PBX ISR Information Storage and Retrieval Interrupt Service Routines ISSB Information Systems Standards Board ISSN Integrated Special Services Network ISUP ISDN User Part ISV Independent Software Vendor IT Information Technology ITA International Telegraph Alphabet ITAA Information Technology Association of America ITAEGC IT Advisory Experts Group on Certification ITAEGS IT Advisory Experts Group on Standardization ITAEGT IT Advisory Experts Group on private Telecom networks ITB Information Technology Branch Intermediate Text Block ITC International Typeface Corporation ITCA International TeleConferencing Association ITE International Technology Equipment ITI Industrial Technology Institute Interactive Technology Equipment ITRC Information Technology Requirements Council ITS Incompatible Time-sharing System ITRC Information Technology Requirements Council ITSB Image Technology Standards Board ITSP Information Technology and System Plan Information Technology and System Planning ITSTC Information Technology STeering Committee IT&T International Telephone and Telegraph ITT Invitation To Transmit ITU International Telecommunications Union ITX Intermediate Text Block IUT Implementation Under Test IUW ISDN Users' Workshop IV Interactive Video Interrupt Vector IVD Interactive Video Disc Integrated Voice and Data IVDMS Integrated Voice and Data MultiplexerS IVDT Integrated Voice/Data Terminal IVDTE Integrated Voice/Data Terminal Equipment IVIS Interactive Video Information System IVMO Initial Value Managed Object IVR Interactive Voice Response IVS Interactive Videodisk System IVT Interrupt Vector Table IV&V Independent Verification & Validation IWF InterWorking Function IWU Intermediate Working Unit InterWorking Unit IXC IntereXchange Carrier JA Jump Address Jump if Above JAD Joint Application Development JAE Jump if Above or Equal JANET Joint Acedemic NETwork JBE Jump if Below or Equal JBIG Joint Bi-level Image Group JC Jump if Carry set JCL Job Control Language JE Jump if Equal JEDEC Joint Electronic Devices Engineering Council JEDI Joint EDI task force JEIDA Japanese Electronics Industry Development Association JES Job Entry System Job Entry Subsystem JFIF JPEG File Interchange Format JG Jump if Greater JGE Jump if Greater or Equal JIS Japanese Industrial Standard Jurisdictional Interstate Services JISC Japanese Industrial Standards Committee JITEC Joint Information Technology Experts Committee JL Jump if Less JLE Jump if Less than or Equal to JMP Jump JMUG Japanese MAP/TOP User Group JNA Jump if Not Above JNAE Jump if Not Above or Equal JNB Jump if Not Below JNBE Jump if Not Below or Equal JNG Jump if Not Greater JNGE Jump if Not Greater or Equal JNLE Jump if Not Less or Equal JNO Jump if No Overflow JNP Jump if No Parity JNS Jump if No Sign JNT Joint Network Team JNZ Jump if Not Zero JPE Jump if Parity Even JPEG Joint Photographic Experts Group JPL Jet Propulsion Laboratory JPO Jump if Parity Odd JS Jump if Sign JSA Japan Standards Association JTC Joiny Technical Committee JTM Job Transfer and Manipulation JUGHEAD Jonzy's Universal Gopher Hierarchy Excavation And Display JUNET Japan Unix NETwork JZ Jump if Zero K Kilobyte KB Keyboard Kilobyte KBD Keyboard KBPS KiloBits Per Second KiloBytes Per Second Kbyte Kilobyte KDC Key Distribution Center KDD Kokusai Denshin Denwa KDT Key Definition Table KERMIT Kl-10 Error-free Reciprocal Micro Interconnect over Tty lines KEYB Keyboard KEYBBE Foreign language KEYBoard program - Belgium KEYBCF Foreign language KEYBoard program - Canadian-French KEYBDF Foreign language KEYBoard program - Denmark KEYBFR Foreign language KEYBoard program - France KEYBGR Foreign language KEYBoard program - Germany KEYBLA Foreign language KEYBoard program - Latin America KEYBNL Foreign language KEYBoard program - Netherlands KEYBNO Foreign language KEYBoard program - Norway KEYBPO Foreign language KEYBoard program - Portugal KEYBSF Foreign language KEYBoard program - Swiss-French KEYBSG Foreign language KEYBoard program - Swiss-German KEYBSP Foreign language KEYBoard program - Spain KEYBSU Foreign language KEYBoard program - Finland KEYBSV Foreign language KEYBoard program - Sweden KEYBUK Foreign language KEYBoard program - United Kingdom KHz Kilo Hertz KIPS Thousands of Instructions Per Second KMP Key Management Protocol K&R brian Kernighan and dennis Ritchie KRS Knowledge Retrieval System KSDS Keyed Sequence DataSet KSR Keyboard Send Receive LADDR LAyered Device Driver aRchitecture LADS Local Area Data Service LALL Longest Allowed Lobe Length LAN Local Area Network LAP Link Access Protocol LAPB Link Access Procedure Balanced Link Access Procedure Binary LAPD Link Access Procedure Direct LAP Digital LAPM Link Access Procedure for Modems LAPS LAN Adapter and Protocol Support LAPX Link Access Procedure half dupleX LAR Load Access Rights LASER Light Amplified and Stimulated by Emission of Radiation LAT Local Area Transport LATA Local Access and Transport Area LAWN Local Area Wireless Network LBL Label LBR Librarian LBRV Low Bit Rate Voice LBT Listen Before Talk LC Low cost Color Link Control Logical Channel LCC Leadless Chip Carrier Leaded Chip Carrier LCD Liquid Crystal Display LCF Log Control Function LCGN Logical Channel Group Number LCI Logical Channel Identifier LCM Line Concentrating Module LCN Logical Channel Number LCS Liquid Crystal Shutter LCU Last Cluster Used LDA Logical Device Address LDC Lotus Development Corporation LDDI Local Distributed Data Interface LDM Limited-Distance Modem LDT Local Descriptor Table LE Less or Equal Local Exchange LEA Load Effective Address LEC Local Exchange Carrier LED Light Emitting Diode LEM Language Extension Module LEN Low Entry Networking LER Light Emitting Resistor LERP Linear Interpolatior LDS Local Digital Switch LEX Lexicon LF Line Feed Low Frequency LFI Last File Indicator LFU Least Frequently Used LGC Line Group Control LGDT Load Global Descriptor Table LGN Logical Group Number LI Length Indicator LIAR LIAR Imitates Apply Recursively LIB Library LICS Lotus International Character Set LIDB Line Information Database LIDT Load Interrupt Descriptor Table LIF Low Insertion Force LIFO Last In First Out LIM Lotus/Intel/Microsoft LIMS Library Information Management System LIPS Logical Interferences Per Second LIPX Large IPX LISP List Processing (Lots of Insipid Stupid Parenthesis) (Lots of Irritating Superfluous Parentheses) LISTSERVList Server LL Lower Layers LLAP Localtalk LAP LLC Logical Link Control LLCC LeadLess Chip Carier LLCS Logical Link Control Security LLDT Load Local Descriptor Table LLP Lower-Layer Protocol LLPDU Logical Link Protocol Data Unit LM Layer Management LME Layer Management Entity LMI Local Management Interface LMOS Loop Maintenance Operating System LMSW Load Machine Status Word LM/X LAN Manager for Unix LN Logarithm Natural Load Number LOC Loop On-Line Control LODSB Load String Byte LOG Logarithm LOOPE Loop while Equal LOOPNE Loop while Not Equal LOOPNZ Loop while Not Zero LOOPZ Loop while Zero LORE Line Oriented Editor LOS Line Of Sight LOSS LOSs of Signal LOTOS Language for Temporal Ordering Specification LOTUS (Let Only The Users Suffer) LPC Linear Predictive Coding LPD Line Printer Daemon LPI Lines Per Inch LPL Lotus Programming Language LPM Lines Per Minute LPN Logical Page Number Local Packet Network LPT Line PrinTer LQ Letter Quality LRC Local Register Cache Longitudinal Redundancy Check LRL Least Recently Loaded LRU Least Recently Used LS Local Single-layer LSA Line Sharing Adapter LSAP Layer Service Access Point LSAPI License Services API LSB Least Significant Bit Least Significant Byte Lower SideBand LSC Least Significant Character LSD Least Significant Digit LSDU Link Service Data Unit LSE Local System Environment Local Single-layer Embedded LSEL Link SELector LSH Left SHift LSI Large Scale Integration LSL Load Segment Limit Link Support Layer LSP Light Speed Pascal LST List LT Less Than Lower Tester Line Termination Loop Termination LTE Line Termination Equipment LTR Letter Load Task Register LU Logical Unit LUN Logical Unit Number LUT Lookup Table LVM Line Verification Module LZ abraham Lempel, jacob Ziv Landing Zone LZH Lempel Ziv Haruyasu LZW Lempel-Ziv-Walsh abraham Lempel, jacob Ziv, Welch M Mega MAA MAjor sync point Acknowledgment MAC Medium Access Control MACF Multiple Access Control Function MACINTOSH (Machine Always Crashes; If Not, The Operating System Hangs) MAD Mirage Application Development MAN Manual Metropolitan Area Network MAP Maintenance Analysis Procedures Manufacturing Automation Protocol Memory Allocation Map Manufacturing Automation Profile MAjor sync Point MAPDU Management Application Protocol Data Unit MAPI Mail API MAPICS Manufacturing, Accounting and Production Information Control System MAPPER MAintaining, Preparing, and Processing Executive Reports MARC MAchine-Readable Cataloguing MASE Message Administration Service Element MASM Macro Assembler MATD Maximum Allowable Transit Delay MAU Media Access Unit Multistation Access Unit Media Attachment Unit Medium Attachment Unit MAX Maximum MB Megabyte MBASIC Microsoft BASIC M-BIT More data BIT MBPS Megabytes Per Second MegaBits Per Second MBR Master Boot Record MCA Micro Channel Architecture MCB Memory Control Block MCGA Multicolor Graphics Array MCI Media Control Interface MCP Master Control Program MCU Multi-Chip Unit MD Make Directory Monochrome Display Management Domain Mediation Device MDA Monochrome Display Adapter MDB Master DataBase MDBS Mobile DataBase Station MDF Main Distribution Frame MDFAT Microsoft Doublespace File Allocation Table MDI Multiple Document Interface MDIC Manchester Decoder and Interface Chip MDR Minimum Design Requirement Message Detail Record Message Detail Recording MDS Message Design Systems MDSE Message Delivery Service Element MDY Month Day Year MEB Memory Expansion Board MEG Megabyte MESI Modified Exclusive Shared Invalid MET Memory Enhancement Technology MF Medium Frequency Multi-Frequency More Fragments Mediation Function MFC Microsoft Foundation Class MFLOPS Million Floating Point Operations Per Second MFM Modified Frequency Modulation MFP Multifunction Peripheral MFS Magnetic Tape Field Search Macintosh File System MFT Multiprogramming with a Fixed number of Tasks MFTL My Favorite Toy Language MGA Monochrome Graphics Adapter Multimedia Graphics Architecture MGI Management Graphics Inc. MGR Manager MH Message Handler Message Handling MHS Message Handling Service Message Handling System Message Handling Systems MHz Megahertz MI Machine Interface MIA MInor sync Acknowledgment MIB Management Information Base MIC Medium Interface Cable MICR Magnetic Ink Character Recognition MICS Macro Interpretive Commands Management Information Conference Statement MIDA Message Interchange for Distributed Application MIDI Musical Instrument Digital Interface MIF Management Information Format MII Microsoft/IBM/Intel MIL Machine Interface Layer Management Information Library MILSTD MILitary STandarD MILNET MILitary NETwork MIM Management Information Model MIMD Multiple Instruction Multiple Data MIME Multipurpose Internet Mail Extensions MIN Minimum MIP MInor sync Point MIPS Million Instructions Per Second (Meaningless Indicator of Processor Speed) MIS Management Information System Manager of Information Systems Management Information Services MISC Miscellaneous MIT Massachusetts Institute of Technology Management Information Tree MITI Ministry of International Trade and Industry MIX Member Information Exchange MJU MultiPoint Junction Unit MKDIR Make Directory ML Machine Language MLHG Multiline Hunt Group MLID Multiple Link Interface Driver MLL Medium Level Language MLP MultiLink Procedure MLPP MultiLevel Precedence and Preemption MLS MultiLevel Security MM Minutes Month Multiple Master MMA Microcomputer Managers Association MMC Matched Memory Cycle Microcomputer Marketing Council MMCD Multimedia Compact Disk MMCF MultiMedia Communications Forum MMD MultiMedia Document MME MultiMedia Extentions MMFS Manufacturing Message Format Standard MMHS Military MHS MMI Man-Machine Interface MMJ Modified Modular Jack MML Man-Machine Language MMS Manufacturing Message Specification Manufacturing Messaging Specification Manufacturing Message Service Manufacturing Message Standard MMU Memory Management Unit MNOS Metal Nitride Oxide Semiconductor MNP Microcom Networking Protocol MO Magneto-Optical Managed Object MOAC Managed Object Authentication Check MOCS Managed Object Conformance Statement MOD MODulo MODEM Modulator Demodulator MOHLL Machine Oriented High Level Language MOP Maintenance Operation Protocol MOS Metal Oxide Semiconductor MOSFET Metal Oxide Semiconductor Field Effect Transistor MOT Means Of Testing Managed Object to Test MOTIS Message Oriented Text Interchange System MOV Metal Oxide Varistor Move MOVS Move String MOD Modem Modulus MOS Metal Oxide Semiconductor MOSFET Metal Oxide Semiconductor Field Effect Transistor MOV Move MOVS Move String MP Managing Process Machine Processable MPC Multimedia Personal Computer MPCS Mission Planning and Control Station MPDT MultiPeer Data Transmission MPDU Message Protocol Data Unit MPE MultiProgramming Executive MPEG Moving Picture Experts Group MPP Massively Parallel Processing Message Processing Program MPR Multipart Repeater MPS Megabytes Per Second MPT Mean Repair Time Ministry of Posts and Telecommunications MPTM MultiParty Test Method MPU Microprocessor Unit MPW Macintosh Programmer's Workshop MPX MultiPleXer MR Modem Ready Message Retrieval MRAA Meter Reading Access Arrangement MRI Magnetic Resonance Imaging MRO Multi-Region Operation MRP Materials Requirement Planning MRPL Main Ring Path Length MRS Media Recognition System MRSE Message Retrieval Service Element M/S More Segments MS Memory System Microsecond MicroSoft Millisecond Message Store MSAP MAC Sublayer Service Access SAP MSAT Mobile service SATellite MSAU Multi Station Access Unit MSB Most Significant Bit Most Significant Byte MSC MicroSoft C MSCDEX MicroSoft CD-ROM eXtensions MSD Mass Storage Device Most Significant Digit Microsoft System Diagnostics MS-DOS Microsoft-Disk Operating System MSDR Multiplexed Streaming Data Request MSF Measurement Summarization Function MSG Message MSI Medium Scale Integration MSL Map Specification Library Mirrored Server Link MS-NET MicroSoft Network MSP Message Security Protocol MSRCI MicroSoft Real-time Compression Interface MSS Mobile Satellite Service MSSE Message Submission Service Element MSSSE Message Submission and Storage Service Element MSW Machine Status Word MT Message Transfer MTA Message Transfer Agent Multiple Terminal Access Mail Transfer Agent MTAE Message Transfer Agent Entity MTB Magnetic Tape Billing MTBB Mean Time Between Breakdowns MTBF Mean Time Before Failure Mean Time Between Failures MTBJ Mean Time Between Jams MTC MIDI Time Code MTCN Minimum Throughput Class Negotiation MTL Message Transfer Layer MTP Message Transfer Part MTS Message Transfer Service Multichannel Television Sound Modular Television System MECC Timeshare System Message Transfer System MTSE Message Transfer Service Element MTSL Message Transfer SubLayer MTTA MultiTenant Telecommunications Association MTTF Mean Time To Failure MTTR Mean Time To Repair MTU Maintenence Termination Unit Maximum Transmission Unit MUD Multiple User Domain Multiple User Dungeon Multiple User Dimension MUL Multiply MULTICS MULTiplexed Information and Computing Service MUMPS Massachusetts Utility Multi-Programming System MUNG Mash Until No Good MUSH Mail User's SHell MUX MUltipleXer MVDM Multiple Virtual DOS Machine MVGA Monochrome Video Graphics Array MVS Multiple Virtual Storage MVT Multiprogramming with a Variable number of Tasks MWI Message Waiting Indicator NACCB National Association of Computer Consultant Businesses NACD National Association of Computer Dealers NACS National Advisory Committee on Semiconductors Novell Asynchronous Communications Server NADF North American Directory Forum NAE Not Above or Equal NAEB North American EDIFACT Board NAK Negative Acknowledgment NAMAS NAtional Measurement Accreduation Service NAN National Area Network NANP North American Numbering Plan NAPLPS North American Presentation Level Protocol Syntax North American Presentation Layer Protocol Syntax NAS Network Application Support Network Access Support NASA National Aeronautics and Space Administration NASI NetWare Asynchronous Services Interface NATA North American Telecommunications Association National Association of Testing Authorities NAU Network Access Unit Network Addressable Unit NAUN Nearest Active Upstream Neighbor NAV Norton AntiVirus NAVNEWS Navy News Service NBE Not Below or Equal NBI Nothing But Initials NBP Name Binding Protocol NBS National Bureau of Standards NC No Carry Numerical Control Network Channel Network Connection NCA Network Communications Adapter National Computer Associates NCB Network Control Block NCC Network Control Center National Computing Centre NCGA National Computer Graphics Association NCI Network Channel Interface NCIC National Crime Information Center NCLIS National Commission on Libraries and Information Services NCM Network Connection Management NCMS Network Control and Management Systems NCMT Numerical Control for Machine Tools NCP Network Control Processor Network Control Program Not Copy Protected Network Core Protocols Network Control Program NCR National Cash Register NCS Network Computing System NCSA National Computer Security Association NCSC National Computer Security Center NCSI Network Communications Services Interface NCSL National Computer Systems Laboratory NCTE Network Channel Terminating Equipment ND Network Digit NDA Network Delivery Access Non Disclosure Agreement NDC Network Data Collection NDEF Not to be Defined NDIS Network Driver Interface Specification NDL Network Database Language NDMS Netware Distributed Management System NDN NonDelivery Notification NDP Numeric Data Processor Netware Directory Service NDRO Non-Destructive Read Out NDS Network Data System NDW Norton Desktop for Windows NE Not Equal Network Element NEAT New Enhanced AT NEBS Network Equipment Building System NEC Nippon Electric Company NEF Network Element Function NEG Negative Negate NESC National Electric Safety Code NESP National Education Supercomputing Program NET Network Entity Title Norme Europeene de Telecommunications NetBEUI NetBIOS Extended User Interface NetBIOS Network Basic Input/Output System NEWS Netware Early Warning System Network Extensible Window System NEtwork Window System NF Not Finished NFF No Fault Found NFS Network File System (Nightmare File System) NG No Good NGE Not Greater or Equal NGM Netware Global Messaging NHC National Hurricane Center NHOB Nonspecific Hierarchial Operational Binding NI Non Interlaced Network Interface NIC Network Interface Card Numeric Intensive Computing Network Information Center NiCad Nickel-Cadmium NICOLAS Network Information Center On-Line Aid System NID New Interactive Display Next ID NII National Informational Infrastructure NIM Network Information Center NiMH Nickel Metal-Hydride NIPS Network I/Os Per Second NIS Network Information System NISC Network Information Systems Center N-ISDN Narrowband ISDN NISO National Information Standards Organization NIST National Institute of Standards and Technology NISTAPP National Institute of Standards and Technology Application Portability Profile NIU Network Interface Unit NIUF North american ISDN Users' Forum NJE Network Job Entry NL New Line Network Layer NLE Not Less or Equal NLM Netware Loadable Module NLQ Near Letter Quality NM Network Management NMF Network Management Forum NMI Non-Maskable Interrupt NMOS Negative Channel Metal-Oxide Semiconductor NMP Network Management Protocol NMS Network Management System Network Management Station NMSIG Network Management Special Interest Group NN Negative Notification NNI Network to Network Interface Netherlands Normalisatie-Instituut NNS Netware Name Service NNTP Network News Transfer Protocol NOC Network Operations Center NOF Network Operations Forum NOP No Operation NOR Not Or NOS Network Operating System NP Network Provider New Project NPA Numeral Prefix Allocation Numbering Plan Area NPAI Network Protocol Address Information NPAP Network Printing Alliance Protocol NPC North Pacific Cable NPDU Network Protocol Data Unit NPI Network Printer Interface NPL National Physical Laboratiry NRAM Non-voatile Read Only Memory NREN National Research and Education Network NRM Normal Response Mode NROFF Non typesetting RunOFF NRS Name Registration Service Network Registration Service NRZ NonReturn to Zero NRZI NonReturn to Zero Inverted NRZL NRZ Level NS Nanosecond Network Supervisor Non Stop Network Service NSA National Security Agency NSAI National Standards Authority of Ireland NSAP Network Service Access Point NSDU Network Service Data Unit NSEL Network SELector NSF National Science Foundation NSP Network Service Part NATO Standardized Profile NSR Non-Sequential Recording NSSDU Normal Data Session Service Data Unit NSSR NonSpecific Subordinate Reference NSTL National Software Testing Laboratory NT New Technology Network Terminus Network Termination NTE Network Terminal Equipment NTF No Trouble Found NTFS NT File System NTIA Network Telecommunications and Information Administration NTIS National Technical Information System NTM Network Traffic Management NTN Network Terminal Number NTP Network Time Protocol NTSA Networking Technical Support Alliance NTSC National Television Standards Committee (Never The Same Color) NTT Nippon Telegraph and Telephone NUA Network User Address NUI Network User Identification Network User Interface Notebook User Interface Netware Users International Network User Identifier Network User ID NUL Null NURBS Non-Uniform Rational B-Splines NV No Overflow NVE Network Visible Entry NVLAP National Voluntary Laboratory Accreditation Program NVM Non-Volatile Memory NVN National Videotext Network NVRAM Non-Volatile Random Access Memory NVTS Network Virtual Terminal Serivce NYACC New York Amateur Computer Club NZ Non Zero OA Office Automation OAAC Objects and Attributes for Access Control OADG Open Architecture Development Group OAG Official Airline Guide OAI Open Applications Interface OAM&P Operations, Administration, Maintenance, & Provisioning OBJ Object OBV/2 Oblivion/2 OC Optical Carrier OCE Open Collaboration Environment OCL Operation Control Language Operator Control Language OCR Optical Character Recognition Optical Character Reader ODA Office Document Architecture Open Document Architecture ODA/ODIFOpen Document Architecture/Open Document Interchange Format ODBC Open DataBase Connectivity ODBMS Object-Oriented Database Management System ODI Open Datalink Interface Optical Data Image ODIF Open Document Interchange Format ODP Open Document Processing ODT Open DeskTop OEDIPE OSI EDI for Energy Providers OEM Original Equipment Manufacturer OF Overflow Flag OFMT Output Format for Numbers OFS Output Field Separator OH Off Hook OHCS Operated Handled Conference Service OID Object IDentifier OIS Office Information Systems OIW OSI Implementors Workshop OLE Object Linking and Embedding OLMC Output Logic Macrocell OLTP On-Line Transaction Processing OMAP Operations, Management, and Administration Part OMF Object Module Format Object Management Function OMG Object Management Group OMNIPOINT Open MaNagement Interoperability POINT OMNS Open Network Management System OMR Optical Mark Recognition ONA Open Network Architecture ONC Open Network Computing ONITA Of No Interest To Anybody ONP Open Network Provision OO Object Orientation OOD Object-Oriented Design OODBMS Object Oriented DBMS OOL Object-Oriented Language OOP Object Oriented Programming OOPL Object-Oriented Programming Language OOPS Object Oriented Programming System OOPSLA OOPS Languages and Applications OOS Object-Oriented Systems Off-line Operating Simulator Out Of Service OP Operation Optical Output OPC Optical Photoconductor OP CODE Operational Code OPD Operand OPDU Operation Protocol Data Unit OPI Open Prepress Interface OPM Operations Per Minute Outage Performance Monitoring OPS Operations ORB Object Request Broker OPUS Octal Program Updating System O/P Originator/Recipient ORACLE On-Line Inquiry and Report Generator ORAP O/R Address Prefix ORG ORGinization OROM Optical ROM ORS Output Record Separator OS Operating System Output Spy OSA Open System Architecture OSE Operating Systems Environment OSF Open Software Foundation OSI Open Systems Interconnection Open Systems Interconnect OSIRM OSI Reference Model OSP Optical Storage Processor OSPF Open Shortest Path First OSS Operator Services System Operations Support System OSSWG Office System Standards Work Group OSTC Open Systems Testing Consortium OTDR Optical Time Domain Reflectometers OTF Open Token Foundation OTIS Operative Work Is Stimulate OTL OSI Testing Liason OTP One-Time Programmable OTR Operational Trouble Report OTROM One Time PROM OU Organizational Unit OURS Open Users Recommend Solutions OUTS Output String OV Overflow OWF One-Way Function OWL Object Windows Library PAA Peer Access Approval PABX Private Automated Branch Exchange PACCEPT Presentation ACCEPT PAD Packet Assembler/Disassembler Public Access Device PADS Pen Application Development System PADSX Partially Automated Digital Signal Cross-Connect PAE Peer Access Enforcement PAGODA Profile Alignement Group for Office Docunent Architecture PAL Paradox Applications Language Phase Alternating Line Programmed Array Logic Programming Assembly Language Programmable Array Logic PALS Principles of the Alphabet Literacy System PAM Pulse Amplification Modulation PAN Peripheral Area Network PAP Printer Access Protocol PAR Parallel PARA Paragraph PARADISEPiloting A Researchers DIrectory Service in Europe PARC Palo Alto Research Center PATS Parameterized Abstract Test Suite PAX Parallel Architecture eXtended Private Automatic eXchange PBD Programmer Brain Damage PBE Prompt By Example PBS Public Brand Software Philippines-Brunei-Singapore PBX Private Branch Exchange Personal Branch Exchange PC Personal Computer Printed Circuit Program Counter PCB Printed Circuit Board Program Control Block PCBoard PC-DOS Personal Computer - Disk Operating System PCD Photo CD PCE Presentation Connection End PCEI Presentation Connection End Identifier PCEP Presentation Connection End Point PCF Physical Control Fields PCI Peripheral Component Interconnect Protocol Control Information Presentation Context Identifier PC-I/O Program Controlled I/O PCL Printer Command Language Process Control Language Printer Control Language PCM Pulse Code Modulation PCMCIA Personal Computer Memory Card International Association (People Can't Memorize Computer Industry Acronyms) PCMS Precision Color Management System PCN Personal Communications Networks PCO Point of Control and Observation PCONNECTPresentation CONNECT PCR Post Call Ratio PCS Patchable Control Store Planning Control Sheet Print Contrast Signal Process Control Systems Program Counter Store Project Control System Personal Communications Services PCSA Personal Computer System Architecture PCSN Private Circuit-Switching Network PCTE Portable Common Tool Environment PCTR Protocol Conformance Test Report PD Public Domain Physical Delivery PDA Personal Digital Assistant PDAD Proposed Draft ADdendum PDAU Physical Delivery Access Unit PDES Personal Data Exchange Specification Product Data Exchange Standard PDF Program Development Facility Portable Document Format PDIP Plastic DIP pDISP Proposed Draft ISP PDL Page Description Language Program Description Language Program Design Language Push Down List PDM Pulse Duration Modulation PDN Public Data Network Packet Data Network Packet-switched Data Network PDO Portable Distributed Objects PDP Progammable Data Processor Programmed Data Processor PDS Partitioned Data Set Processor Direct Solt Physical Delivery Service PDSS Post Development and Software Support PDTR Proposed Draft Technical Report PDU Protocol Data Unit PE Parity Even Protect Enable Phase Encoding Processing Element PEA Pocket Ethernet Adapter PEDI Protocol for Electronic Data Interchange PEL Picture Element PEM Privacy-Enhanced Mail PEP Packetized Ensemble Protocol Platform Environment Profile Packet Exchange Protocol PEPY Presentation Element Parser (YACC-based) PER Packet Encoding Rules PERL Practical Extraction and Report Language (Pathologically Eclectic Rubbish Lister) PERT Program Evaluation and Review Technique PES Positioning Error Signal PET Personal Electronic Transfer PETS Parameterized Executable Test Suite PETSCII PET aSCII P/F Poll/Final bit PFM Pulse Frequency Modulation PFR Power-Fail Restart PGA Pin Grid Array Professional Graphics Adapter Programmable Gate Array PGDN Page Down PGI Parameter Group Identifier PGM Program PGP Pritty Good Privacy PGUP Page Up PH Packet Header PHIGS Programmers' Hierarchial Interactive Graphics Standards Programmer Hierarchical Interactive Graphics System PHY PHYsical PI Program Interruption Parameter Identifier PIA Peripheral Interface Adapter PIC Priority Interrupt Controller Program Interrupt Controller Polyolefin Insulated Cables Personal Identification Code PICS Protocol Implementation Conformance Statement PID Process Identification Number Protocol IDentifier PIF Program Information File PIFT Protocol Interbank File Transfer PILOT Programmed Inquiry Learning Or Teaching PIM Personal Information Manager PIN Personal Identification Number PING Packet INternet Groper PIO Parallel Input/Output Processor Input/Output Programmed Input/Output PIP Picture In Picture Programmable Interconnect Point Peripheral Interchange Program PIPO Parallel In, Parallel Out PIT Programmable Interval Timer PITR Product Interoperation Test Report PIXEL Picture Element PIXIT Protocol Implementation eXtra Information for Testing PJL Printer Job Language PK Phil Katz PKCS Public Key Crypto System PKE Public Key Encryption PL Plus Presentation Layer Private Line PLA Programmable Logic-Array PLATO Programmed Logic for Automatic Teaching Operations PLC Programmable Logic Controller PLCC Plastic Leadless Chip Carrier PLCP Physical Layer Convergence Protocol PLD Programmable Logic Device PLL Phase Locked Loop PL/M Programming Language for Micros PLOTKA Press Lots Of Keys To Abort PLP Presentation Level Protocol Packet Layer Protocol PLS PhysicaL Signaling PLSAP Physical Layer Service Access Point PLU Primary Logical Unit PLV Production Level Video PL/1 Programming Language One PM Presentation Manager Preventative Maintenance Program Manager Project Manager Protocol Machine Performance Management Phase Modulation PMA Physical Medium Attachement PMD Physical Memory Dependent Physical Media Dependent PMMU Paged Memory Management Unit PMN Performance Monitoring PMOS Positive Channel Metal Oxide Semiconductor PMS Pantone Matching System PMT Packet Mode Terminal PMX Private Message eXchange PN Positive Notification Personal NAme PNA Private Network Adapter PNC Personal Number Calling PNIC Private Network Identification Code PNP Plug aNd Play PO Parity Odd POAC Probe Origin Authentication Check POD Piece Of Data Prince Of Darkness POL Problem Oriented Language POM Phase Of Moon POP Pop from Stack Point Of Presence Post Office Protocol POPA Pop All Registers POPF Pop Flags POS Point Of Sale Positive Programmable Object Select POSES Portable Oprating System Environment Standard POSI Promoting OSI POSIX Portable Operating System Interface eXtensions POST Power-On Self Test POSTNET Postal Numeric Encoding Technique POT Point of Termination POTS Plain Old Telephone System PP PingPong PPCI Presentation Protocol Control Information PPD Postscript Printer Description PPDS Personal Printer Data Stream PPDU Presentation Protocol Data Unit PPP Point-to-Point Protocol PPE PCBoard Programming Extensions PPH Pages Per Hour PPL PCBoard Programming Language PPM Pages Per Minute Presentation Protocol Machine PPN Project-Programmer Number Private Packet Network PPP Point to Point Protocol PPS Packets Per Second Public Packet Switching PPSN Public Packet Switched Network PPTM Protocol Profile Testing Methodology PQFP Plastic Quad Flat Pack PR PRepare Phase Representation PRA PRimary Rate Access PRDMD PRivate Directory Management Domain PRAM Programmable RAM Parameter RAM PREFUSE Presentation REFUSE PRG PuRGe PRI Primary Rate Interface PRID PRotocol IDentifier PRMD PRivate Management Domain PROC Procedure PROFS PRofessional OFfice Systems PROG Program Programmer PROLOG Programming In Logic PROM Programmable Read Only Memory PRN Printer PRTSC Print Screen PS PostScript Personal Services PicoSecond Personal System Presentation Service Programming System PSAP Public Safety Answering Point Presentation Service Access Point PSC Product Service Center Protection Switching Circuit Public Service Commission Protocols Standards and Communications PSDN Packet Switched Data Network PSDS Public Switched Digital Service PSDU Presentation Service Data Unit PSE Packet Switching Exchange PSEL Presentation SELector PSH PuSH PSI Performance Summary Interval Process to Support Interoperability PSK Phase Shift Keying PSL Public Software Library PSN Packet Switching Network Private Switching Network Packet-Switched Network Packet-Switching Node PSP Program Segment Prefix PSPDN Packet-Switching Public Data Network PSRAM Pseudo-Static Random Access Memory PSTN Public Switched Telephone Network PSW Program Status Word PT Page Table PoinT Please Token Pass Through P/T Part Time PTAN Performance Testing Alliance for Networks PTC Public Telephone Companies PTD Parallel Transfer Disk Drive PYP Point-To-Point PTT Postal, Telephone, and Telegraph PTTXAU Public TeleTeX Access Unit PTXAU Public Telex Access Unit PTY Pseudo-TTY PU Physical Unit PUB Publication Publish PUC Public Utilities Company Public Utilities Commission PUMA Programmable Universal Micro Accelerator PUSHA Push All Registers PUSHF Push Flags PV Parameter Value PVC PolyVinyl Chloride Permanent Virtual Circuit PVM Pass-through Virtual Machine PVN Private Virtual Network PVT Permanant Virtual Terminal PWB Printed Wire Board PWI Public Windows Interface PWM Pulse Width Modulation PWR Power QA Quality Assurance QAM Quadrature Amplitude Modulation QBE Query By Example QBF Query by Form QC Quality Control QDOS Quick and Dirty Operating System QEMM Quarterdeck Expanded Memory Manager QFA Quick File Access QFP Quad Flat Pack QIC Quality Information Using Cycle Time Quarter-Inch Cartridge QLLC Qualified Logical Link Control QMS Quality Micro Systems QOS Quality Of Service QPA Quality Program Analysis QPSK Quadrature Phase Shift Keying QPSX Queued Synchronous Packet eXchange QUERRI Questions on University Extension Regional Resource Information RA Return Authorization Registration Authority Recognition Arrangement Rate Adapter RACE R&D in Advanced Communication in Europe RACF Resource Access Control Facility RAG Row Address Generator Registration and Advisory Group RAID Redundant Arrays of Inexpensive Disks RALU Register Arithmetic Logic Unit RAM Random Access Memory RAMDAC Random Access Memory Digital-to-Analog Converter RAND Random RARE Reseaux Associes pour la Recherche Europeene RARP Reverse Address Resolution Protocol RAS Random Access Storage Reliability, Availability and Serviceability Row Address Select Remote Access Services RBBS Remote Bulletin Board System RBHC Regional Bell Holding Company RBOC Regional Bell Operating Company RC Run Command RCA Radio Corporation of America RCL Rotate Carry Left RCP Restore Cursor Position RCR Rotate Carry Right RCS Records Communications Switching System RCU Rack Controller Unit RD Receive Data Received Data Remove Directory R&D Research and Development RDA Remote Database Access RDB Receive Data Buffer RDB Relational Data Base RDBMS Relational DataBase Management System RDCLK Received Timing Clock RDL Relational Database Language RDN Relative Distinguished Name RDP Reliable Data Protocol RDS Random Dot Stereogram RDSN Region Digital Switched Network RDSR Receiver Data Service Request RDT Remote Digital Terminal Referenced Data Transfer RE Regular Expression Routing Element Reference Equivalent REG Register REGAL Rigid Epoxy Glass Acrylic Laminate REGEP Regular Expression REGEX Regular Expression REJ REJect REM Remark Remote Ring Error Monitor REN Rename Ringer Equivalence Number REP Repeat REPE Repeat while Equal REPNE Repeat while Not Equal REPNZ Repeat while Not Zero REPZ Repeat while Zero REQ Request RES Reset Resolution RET Resolution Enhancement Technology Return RETCON RETroactive CONtinuity REX Relocatable Executable REXX Restructured EXtended eXecutor RELSECT Relative Sector RF Radio Frequency RFC Request For Comment RFE Request For Enhancement Radio Free Ethernet RFI Radio Frequency Interference Request For Information RFP Request for Proposal RFS Remote File System Remote File Server RFT Revisable Form Text RFU Reserved For Future Use RG Renegade Rapporteur Group Radio Governent RGB Red-Green-Blue RHOB Relevant Hierarchical Operational Binding RI Referential Integrity Reference Implementation Routing Indicator Ring Indication RIB Renderman Interface Bytestream Routing Information Base RIFF Resource Interschange File Format RIME RelayNet International Message Exchange RIP Raster Image Processor Routing Information Protocol Remote Imaging Protocol RIPE Reseaux IP Europeene RISC Reduced Instruction Set Computing RJ ReJect Registered Jack RJE Remote Job Entry RLCM Remote Line Concentrating Module RLE Run Length Encoded RLG Research Libraries Group RLL Run Length Limited RLRE ReLease-REsponce RLRQ ReLease-ReQuest RM Reference Model RMDM Reference Model of Data Management RMON Remote MONitor RN Receipt Notification RNE Reseau National d'Essai RNR Receiver Not Ready RO Receive Only Remote Operations ROAC Report Origin Authentication Check ROIV Remote Operations InVoke ROM Read Only Memory ROPM Remote Operations Protocol Machine RORE Remote Operations Return Error RORJ Remote Operations ReJect RORS Remote Operations ReSponse ROS Remote Operations Service ROSE Remote Operations Service Element ROTL Remote Office Test Lines RPC Remote Procedure Call RPG Report Program Generator RePort Generator Role Playing Game RPL Remote Procedure Load RPM Revolutions Per Minute RPN Reverse Polish Notation RPOA Recognized Private Operating Agency RQBE Relational QBE RR Receiver Ready RS Record Separator Resume Session Recommended Standard Remote Single-layer RSA ron Rivest, adi Shamir, len Adleman ReSume Acknowledgment ReSynchronize Acknowledgment RSAT Reliability and System Architecture Testing RSC Remote Switching Center RSCS Remote Spooling Communications Subsystem RSE Remote Single-layer Embedded RSH Remote SHell RSI Repetitive Strain Injury RSS Reception Support Statement RST ReSeT RSU Remote Switching Unit RT Routing Table ReporT Reliable Transfer RTAB Reliable Transfer ABort RTC Real-Time Clock Return To Control RTF Rich Text Format RTI Return From Interrupt RTMP Routing Table Maintenance Protocol RTOAC Reliable Transfer Open ACcept RTORJ Reliable Transfer Open ReJect RTORQ Reliable Transfer Open ReQuest RTPM Reliable Transfer Protocol Machine RTS Request To Send Ready To Send Reliable Transfer Service RTSE Reliable Transfer Serivce Element RTTP Reliable Transfer Token Please RTTR Reliable Transfer Token Response RTTY Radio Teletypewriter RTV Real Time Video RUA Remote User Agent R/W Read/Write RWM Read-Write Memory RWSCC Regional WorkShops Coordinating Committee RX Receiver RXD Received Data RZ Return To Zero SA Source Address SAA Systems Application Architecture Standards Association of Austrailia SABM Set Asynchronous Balanced Mode SABME Set Asynchronous Balanced Mode Extended SAC Single Association Concentrator Simplified Access Control SACF Single Association Control Function SAF Subnetwork Access Facility SAIL Stanford AI Lab SAINT Symbolic Automatic Integrator SAK Selective AcKnowledgement SAL Shift Arithmetic Left SAM Serial Access Memory Sequential Access Method Symantic Antivirus for Macintosh SANE Standard Apple Numeric Environment SAO Single Association Object SAP Secondary Audio Program Service Access Point Symbolic Assembly Program Service Advertising Protocol SAPI Service Access Point Identifier SAR Shift Arithmetic Right Successive Approximation Register SARF Security Alarm Reporting Function SARM Set Asynchronous Response Mode SARTS Switched Access Remote Test System SAS Switched Access Services Sales Accounting System Single Audio System Statistical Analysis System Statistically Assigned Sockets Single Attached Station Severe Alarm Signal SASE Specific Application Service Elements SASFE Severe Alarm Signal - Far End SASI Shugart Associates System Interface SASO Saudi Arabian Standards Organization SATF Security Audit Trail Function SATS Selected Abstract Test Suite SB SoundBlaster SBB Subtract With Borrow SBC Single-Board Computer SBIS Sustaining Base Infotmation System SCAI Switch to Computer Application Interface SCAS Scan String SCB Subsystem Control Block SCC Serial Communications Controllers Synchronous Channel Check Switching Control Center Standards Council of Canada SCCP Signaling Connection Control Part SCCS Source Code Control System Switching Control Center System SCD Standard Color Display SCF Selective Call Forwarding System Control Facility SCL Switch to Computer Link SCM Software Configuration Management SCO Santa Cruz Operation SCODL Scan Conversion Object Description Language SCP Save Cursor Position Subsystem Control Port System Control Program Service Control Point SCR Selective Call Rejection Silicon Controlled Rectifier Secure ConveRsion SCRN Screen SCS SNA Character String System Conformance Statement SCSI Small Computer Systems Interface SCTR System Conformance Test Report SCUSA Standards Council of the USA SD Send Data Starting Delimiter SDA Software Disk Array Source Data Automation System Display Architecture Security Domain Authority SDAP Standard Document Application Profile SDE Submission and Delivery Entity SDI Switched Digital International Supplier Declaration of Interoperation SDIF SGML Document Interchange Format SDK Software Developer's Kit Software Development Kit SDL Specification and Desciption Language SDLC Synchronous Data Link Control Systems Development Life Cycle SDL/GR SDL/Graphical Representation SDL/PR SDL/Phrase Representation SDLP Standard Device Level Protocol SDN Software Defined Network SDNS Secure Data Network Service Secure Data Network System SDP Streaming Data Procedure SDR Streaming Data Request SDS Sysops Distribution System SDSE Shadowed DSA Specific Entry SD_STB Streaming Data Strobe SDU Service Data Unit SE Session Entity SEA Standard Extended Attribute System Enhancement Associates SEAC Standard Eastern Automating Computing SEC Single Error Correction SECAM Sequential Color And Memory SEquential Couleur A Memoire SED Stream Editor Smoke Emitting Diode SEE Systems Equipment Engineering SEF Source Explicit Forwarding SEG Segment SEK Swedish Electrical Commission SEL Select SEM Scanning Electron Microscope Standard Electronic Module SER Serial SES Severely Errored Second SESFE Severely Errored Second Far End SESP Severely Errored Second Path SETS Selected Executable Test Suite SEU Smallest Executable Unit SEX Software EXchange Sign EXtend SF Sign Flag Summarization Function Single Frequency SFD Start of Frame Delimiter Simple Formattable Document SFI Single Frequency Interface SFLA Stupid Four Little Acronyms SFQL Structured Full-text Query Language SFS Suomen Standardisoimislitto SFT System Fault Tolerance System File Table SFU Store and Forward Unit SFX Sound Effects Special Effects SGEN Signal Generator System Generator SGDT Store Global Descriptor Table SGFS Special Group on Functional Standardization SGI Silicon Graphics, Inc. SGISP Special Group on International Standardized Profiles SGML Standard Generalized Markup Language SGML-B SGML-Binary SGMP Simple Gateway Management Protocol SGR Set Graphics Rendition S/H Sample and Hold SHL Shift Logical Left SHR Shift Logical Right SI Source Index System Information Shift-In System International Singapore-Indonesia Session Identifier SIA Stable Implementation Agreements SICS Service Implementation Conformance Statement SID Station Identification Source IDentifier SIDT Store Interrupt Descriptor Table SIG Special Interest Group SIGCAT Special Interest Group on CD-ROM Applications and Technology SIGMA Software Industrialized Generator and Maintenance Aids SIM Simulator Society for Information Management Set Initialization Mode SIMD Single Instruction Multiple Data SIMM Single In-line Memory Module System Integrated Memory Module SIMULA Simulation SIO Security Information Object SIP Single In-line Package Service Identification Packet SIPO Serial In, Parallel Out SIPP Single In-line Pin Package SIRDS Single Image RDS SIS Structured Information Store Standardiseringskommissionen i Sverige SISD Single Instruction Single Data SISO Serial In, Serial Out SIT Special Information Tones SL Session Layer SLDT Store Local Descriptor Table SLE Screen List Editing SLED Single Large Expensive Disk SLIP Serial Line Internet Protocol Serial Line Interface Protocol SLMR Silly Little Mail Reader SLOSH Sea, Lake and Overland Surge from Hurricane SLSI Super Large-Scale Integration SLU Secondary Logical Unit SM Set Mode SMA Software Maintenance Association SMAE System Management Application Element SMAP System Management Application Process SMART Simply Making All Resources Tiny SMASE System Management Application Service Entity SMB Server Message Block SMC Standard MicroSystems Corp. SMD Surface Mounted Device Storage Module Device SMDL Standard Music Description Language SMDR Station Message Detail Recording SMDS Switched Multimegabit Data Service SME Society of Manufacturing Engineers SMF Super MetaFile Standard Message Format System Management Function SMFA Specific Function Management Function SMI System Management Interrupts Simple Mail Interface Structure of Management Information SMIB System Management Information Block SMIF Standard Mechanical Interface SMK Software Migration Kit Shared Management Knowledge SMM System Management Mode System Management Module SMO System Management Overvire SMOP Simple Matter Of Progamming Small Matter Of Progamming SMP Symbolic Manipulation Program Symmetric MultiProcessing Simple Management Protocol Standby Monitor Present SMPDU System Management PDU Service Message PDU SMPS Switching Mode Power Supply SMPT Society of Motion Picture and Television Engineers SMS Storage Management Services Station Management System Service Management System SMSW Store Machine Status Word SMT Surface-Mount Technology Station ManagemenT SMTP Simple Mail Transfer Protocol SMU System Management Utility SN Serial Number SubNetwork S/N Signal-to-Noise SNA Systems Network Architecture SNACP SubNetwork ACcess Protocol SNADS SNA Distributed Services SNAP SubNetwork Access Protocol SNARE SubNetwork Address Resolution Entity SND Sound SNDCF SubNetwork Dependent Covergent Facility SNDCP SubNetwork Dependent Convergence Protocol SNF Server Natural Format SNICF SubNetwork Independent Convergent Facility SNICP SubNetwork Independent Convergence Protocol SNMP Simple Network Management Protocol SNOBOL String Oriented Symbolic Language SNP Serial Number/Password SNPA SubNetwork Point of Attachment SNR Signal-to-Noise Ratio SNRM Set Normal Response Mode SNV Swiss Association for Standardization SO Shift-Out SOAP Symbolic Optimizing Assembler Program SOCC Standard Optical Cable Code SOE Standard Operating Environment SOGITS Seinor Officials Group for Information Technology Standards SOGT Seinor Officials Group for Telecommunications SOH Start of Heading Start of Header SOHO Small Office Home Office SOL Simulation Oriented Language SOM Start of Message System Object Model SONDS Small Office Network Data System SONET Synchronous Optical NETwork SOP Standard Operating Procedures SOS Silicon On Sapphire Standards and Open Systems Son Of Stopgap Support On Site Sophisticated Operating System SOTA State Of The Art SOTS Slap On The Side SP Stack Pointer System Product Security Protocol SPA Software Publishers Association SPAG Standard Promotion and Applications Group SPARC Scalable Processor Architecture SPC Small Peripheral Controller Statistical Process Control Software Publishing Corp. Software Productivity Consortium Stored Program Control SPCL Spectrum Cellular Corporation SPCSS Stored Program Control Switching System SPDA Supplier Data Program SPDU Session PDU SPEC Standards Performance Evaluation Corp. SPF System Programming Facility Shortest Path First SPI Software Patent Institute Service Provider Interface SPICE Simulator Program for Integrated Circuit Emulation SPIKE Science Planning Intelligent Knowledge-Based Environment SPL Spooler Systems Programing Language Set Priority Level SPM Session Protocol Machine SPN Signal Processor Networking SPOOL Simultaneous Peripheral Operations OffLine SPP Sequenced Packet Protocol SPS Standby Power System SPSS Statistical Package for the Social Sciences SPT Sectors Per Track SPX Sequenced Packet eXchange SQ Squeezed SQE Signal Quality Error Signal Quality SQL Structured Query Language SQRT Square Root SQUID Superconducting QUantum Interface Device SR Shift Register SRAM Shadow Random Access Memory Static Random Access Memory SREJ Selective REJect SRI Standard Research Institute SRO Sharable and Read Only SRQ Service Request SRR Serially Reusable Resource SRT Source Routing Transparent SRUAPDU Service Report User Agent PDU SS Stack Segment Single Sided Seconds Special Sequence Signaling System Signal Splitter Session Service SSAP System Services Access Point Session Service Access Point SSB Single SideBand SSBSC Single SideBand Suppressed Carrier SSCP System Services Control Point SSD Solid State Disk SSDU Session Service Data Unit SSEC Selective Sequence Electronic Calculator SSEL Session SELector SSGA System Suppport Gate Array SSI Small Scale Integration SSP System Support Program Switching Service Points Service Switching Point SS7 Signaling System number 7 SST Spread-Spectrum Technology Self-Service Terminal STA Spanning Tree Algorithm STAIRS Storage And Information Retrieval System STANAG STANdard AGreement STARS Software Technology for Adaptable, Reliable Systems STB Strobe Start of Text Block STC Set Carry Flag Switching and Testing Center STD Set Direction Flag Standard State Transition Diagram Synchronous Time Division Subscriber Trunk Dialing STDA StreetTalk Directory Assistance STDAUX Standard Auxillary STDERR Standard Error STDIN Standard Input STDM Statistical Time Division Multiplexing STDOUT Standard Output STDPRN Standard Printer STE Signaling Terminal Equipment STEP Standard for The Exchange of Product model data Software Test and Evaluation Panel STI Set Interrupt Flag STM Synchronous Transfer Mode STMF STate Management Function STN Supertwist Nematic STOS Store String STP Signal Transfer Point Shielded Twisted Pair Software Through Pictures STR Store Task Register Synchronous Transmitter Receiver STRESS Structural Engineering System Solver STRUDL Structural Design Language STS Synchronous Transport Signal Shared Tenant Service STScI Space Telescope Science Institute STX Start of Text STY Sub-TTY SU Service User SUABORT Service User ABORT SUB Subroutine Substitute Subtract S-VHS Super VHS SUM Symantec Utilities SUN Stanford University Network SUT System Under Test SVC Switched Virtual Circuit Switched Voice Circuit SVGA Super VGA SVID System V Interface Definition SVV Software Verification and Validation S/W Software ShareWare SWAN Satellite Wide Area Network SWB SWap Byte SWG Sub Working Group SWIFT Society for Worldwide Interbank Financial Transactions SWO Standards Writing Organization SYLK Symbolic Link SYNC Synchronous SYN SYNchronous SYNchronize SYS System SYSGEN System Generator SYSLOG System Log SYSMOD System Modification SYSOP System Operator T Tera TA Terminal Adapter Transferred Account TAC Terminal Access Controller TAD Telephone Answering Device TAE Transportable Applications Environment TAG Technical Advisory Group TAPI Telephony API TAPCIS The Access Program for the CompuServe Information Service TAR Tape ARchiver TARR Test Action Request Receiver TASM Turbo Assembler TAT Trans-Atlantic Telecom TAU Telematic Access Unit TAXI Transparent Asynchronous Tranceiver Interface TB Terabyte Treasury Board T/B Top and Bottom TBBS The Bread Board System TBC Token Bus Controller TBITS Treasury Board Information Technology Standard TBPS TeraBytes Per Second TBS Treasury Board Secretariat TC Transmission Convergence Technical Committee Test Conductor Transport Connection TCAM Telecommunications Access Method TCAP Transaction Capabilities Application Part Telecommunications Alarm Surveillance TCB Trouble Came Back Trusted Computer Base TCCC Technical Committee for Computer Communications TCIF Telecommunications Industry Forum TCM Trellis-Coded Modulation Thermal Conduction Module Time Compression Multiplexing TCN Throughput Class Negotiation TeleCommunications Networks TCP Transmission Control Protocol Test Coordination Procedure TCS Trans-Carribean System TCSEC Trusted Computer System Evaluation Criteria TCU Transmission Control Unit Trunk Coupling Unit 2D Two Dimensional 3D Three Dimensional TD Transmit Data Typed Data TDAS Traffic Data Administration System TDE Terminal Display Editor TDI Trusted Database Interpretation Transit Delay Indication TDM Time Division Multiplexing TDMA Time Division Multiple Access TDMS Terminal Display Management System TDMTLA Too Damned Many TLAs TDS Transit Delay Selection TDSAI Transit Delay Selection And Indication TDSR Transmitter Data Service Request TDR Time Domain Reflectometry TE Terminal Equipment TEC Tokyo Electronics Corporation TECO Text Editor and COrrector Tape Editor and COrrector TED Tiny Editor TEDIS Trade Electronic Data Interchange System TEHO Tail End Hop Off TEI Terminal End-point Identifier TELCO Telephone Company TELNET TELecommunications NETwork TELPAC Tube Engineering Panel Advisory Council TEML Turbo Editor Macro Language TENEX TEN EXecutive TERMPWR Terminator Power TFA Transparent File Exit TFEL Thin-Film Electroluminescent TFP Tops Filing Protocol TFS Translucent File System TFT Thin-Film Transistor TFTP Trivial File Transfer Protocol TG Telegrad THOR Tandy High-Performance Optical Recording Tandy High-Intensity Optical Recorder THORN THe Obviously Required Name service THZ TeraHertZ TI Texas Instruments TIA Telecommunications Industry Association Telematic Interworking Application TIAS Telematic Interworking Abstract Service TIC TermInfo Compiler TID Target ID TIDE Traffic Information Distributor & Editor TIE Terminal Interface Equipment TIFF Tagged Image File Format TIGA Texas Instruments Graphics Architecture TIGER Topologically Integrated Geographic Encoding and Referencing TIP Terminal Interface Processor TIRIS Texas Instruments Registration and Identification System TIU Telematic Interworking Unit TIX Teachers Information eXchange TL Transport Layer TLA Three-Letter Acronym TLAP Token ring Link Access Protocol TLB Translation Lookaside Buffer TLFF Technical Level Feeders Forum TLI Transport Level Interface Transport Library Interface TLM TeLeMatic TLMA TeLeMatic Agent TLMAU TeLeMatic Access Unit TLU Table Lookup TLV Type, Length, Value TLX TeLeX TLXAU TeLeX Access Unit 3M Minnesota Mining and Manufacturing TM Trademark Terminal Management Test Management TMA Tycho Magnetic Anomaly TMF Test Management Function TMN Telecommunications Management Network TMP Temporary Test Management Protocol TMPDU Test Management Protocol Data Unit TMRC Tech Model Railroad Club TMRS Traffic Measurement and Recording Systems TN Twisted Nematic TelNet TNC Terminal Node Controller The Networking Centre TNDS Total Network Data System TO Test Object TOF Top Of Form Top Of File TOI Transfer Of Information TOP Technical Office Protocol Technical Office Protocols TOPS Transparent OPerating System TORES Text ORiented Editing System TOS Type Of Service Technical and Office Systems TP Twisted Pair Transaction Processing Transport Protocol TransPort TPA Transient Program Area TPAD Terminal PAD TPC Transaction Processing Performance Council Trans-Pacific Cable TPD Third Party Developers TPDU Transfer Protocol Data Unit TPE Twisted-Pair Ethernet TPI Tracks Per Inch TPL Table Producing Language TPORT Twisted Pair Port Transceiver TPS Transaction Processing System Transactions Per Second TPT Third-Party Transfer TPTAE Third-Party Transfer Application Entity TR Terminal Ready Technical Report Test Responder TRAC Technical Recommendations Application Committee TRADIC Transistorized Airborne Digital Computer TRANSPUTOR TRANSistor comPUTER TRIC The Rice Institute Computer TROFF Typesetting RunOFF TRON The Real-Time Operating System Nucleus TRS Tandy Radio Shack TRUC The Rice University Computer TRUSIX TRUSted unIX TRW Thompson, Ramo, and Woolridge TS Top Secret Transport Service TSAP Transport Service Access Point TSB Termination Status Block TSCB Time-Sharing Cookie Bear TSD Total System Design TSDU Transport Service Data Unit TSEL Transport Selector TSG Timing Signal Generator TSN The Sierra Network TSO Time Sharing Option TSOP Thin Small Outline Package TSP Time Synchronization Protocol Teleprocessing Services Program Traveling Salesman Problem TSPS Traffic Service Position Service Traffic Service Position Systems TSR Terminate and Stay Resident TSS Task State Segment Time Sharing System Telecommunications Standardization Sector TS/SI Top Secret/Sensitive Information TSS&TP Test Suite Structure and Test Purposes TSSDU Typed Data Session Service Data Unit TSTN Triple Supertwisted Nematic TT True Type Trunk Type TTA Telecommunication Technology Association TTC Telecommunication Technology Council TTCN Tree and Tabular Combined Notation TTCN.GR TTCN Graphical Representation TTCN.MP TTCN Machine Processable TTD Target Transmit Delay TTF True Type Font TTL Transistor-Transistor Logic Time To Live TTS Transaction Tracking System TTTN Tandem Tie Trunk Network TTX TeleTeX TTXAU TeleTeX Access Unit TTY TeleTYpe TeleTYpewriter TTYL Talk To You Later TUI Text-Based User Interface TUP Telephone User Part TUR Trunk Utilization Report TV TeleVision TVI Television Interference TWA Trans World Airlines Two-Way Alternate TWAIN Toolkit Without An Important Name TWIP TwentIeth of a Point TWS Two-Way Simultaneous TWT Traveling Wave Tube TWX TeletypeWriter eXchange TXD Transmitted Data TXT Text UA User Agent User Area User Account Unnumbered Acknowledgement UAE Unrecoverable Application Error UAL User Agent Layer UAOS User Alliance for Open Systems UAR USer Action Routine UART Universal Asynchronous Receiver/Transmitter Universal Asynchronous Receiver Transceiver UAS UnAvailable Second UASFE UnAvailable Second Far End UASL User Agent SubLayer U-B Ungermann-Bass UBA UniBus Adaptor UBCIM Universal Bibliographic Control/International MARC UBD User Brain Damage UCD Uniform Call Distributor UCL Universal Communications Language UCR Under Cover Removal UD Unit Data UDC Universal Digital Channel UDF User Defined Function UDP User Datagram Protocol UDVM Universal Data Voice Multiplexer UE User Element UEC User Environment Component UG User Group UHF UltraHigh Frequency UI Unnumbered Information User Interface Unix International Unit Interval Unnumbered Interrupt UIMS User Interface Management System UL Upload Universal Labs Underwriters Laboraties ULA Uncommitted Logic Array Upper-Layer Architecture ULANA Unified LAN Architecture ULCT Upper-Layer Conformance Testing ULP Upper Layer Protocol ULSI Ultra Large Scale Integration UMA Upper Memory Area UMB Upper Memory Block UMPDU User Message PDU UNC Universal Naming Convention UNCOL Universal Computed Oriented Language UNI User Network Interface UNICOM Universal Integrated Communication UNICOS Universal Compiler FORTRAN compatible UNICS UNiplex Information Computer Services UNIMARC Universal MARC UNIVAC Universal Automatic Computer UNJEDI United Nations Joint EDI UNMA Unified Network Management Architecture UNTDI United Nations/Trade Data Interchange UPC Universal Product Code UPL User Program Language UPM User Profile Management UPS Uninterruptible Power Supply Uninterruptible Power System Uninterruptable Power Systems UPU Universal Postal Union URG URGent URSI Union RadioScientifique Internationale US Unit Separator USART Universal Synchronous-Asynchronous Reciever/Transmitter USB Upper SideBand USENET Users Network USERID User Identification USG Unix Support Group USL Unix Systems Laboratories USO Unix Software Operation USOC Universal Service Order Code USQ Unsqueezed USR US Robotics USRT Universal Synchronous Receiver/Transmitter Universal Synchronous Receiver Transceiver USSA User Supported Software Association UT User Terminal Upper Tester UTC Coordinated Universal Time UTI Universal Text Interchange UTP Unshielded Twisted-Pair UTS Universal Timesharing System UUCP Unix-to-Unix CoPy UUI User-To-User Information UUO Un-Used Operation Unimplemented User Operation UUT User to User Signaling UV Ultraviolet UVC Universal Voice Channel UVEPROM UltraViolet EPROM VA Virtual Address VAB Voice Answer Block VAC Volts AC VAD Value Added Dealer VADD Value Added Disk Driver VADS Value Added Data Service VAGI VESA Advanced Graphics Interface VAL Value Voice Application Language VAM Virtual Access Method VAN Value Added Network VANS Value-Added Network Service VAP Value Added Processes VAR Value Added Reseller Value Added Retailer Variable VAS Value-Added Service VAX Virtual Address Extension Virtual Architecture eXtensions VAXBI VAX Bus Interconnect VB Variable Block Visual BASIC VBA Visual BASIC for Applications VBE VGA BIOS Extensions VC Virtual Circuit Virtual Call VCI Virtual Channel Identifier VCM Voice Coil Motor VCO Voltage Controlled Oscillator VCPI Virtual Control Program Interface VCR Video Cassette Recorder VDE Verband Deutscher Elektrotechniker Visual Development Environment VDFM Virtual Disk File Manager VDI Virtual Device Interface Video Device Interface VDIFF Visual DIFFerence VDISK Virtual Disk VDL Vienna Definition Language VDM Virtual DOS Machine Virtual Device Metafile Video Display Metafile VDS Virtual DMA Services VDT Video Display Terminal VDU Video Display Unit Visual Display Unit VEGA Video-7 Enhanced Graphics Adapter VER Verify Version VERONICAVery Easy Rodent-Oriented Netwide Guide to Computerized Archives VERR Verify Read Access VERW Verify Write Access VESA Video Electronics Standards Association VEX Voice Extensions to X-Windows VF Video Floppy Video Frequency Voice Frequency VFD Vacuum Fluorescent Display VFO Variable Frequency Oscillator VFS Virtual File Store VFT Voice Frequency Telegraph VFW Video For Windows VG Voice Grade VGA Video Graphics Array VGB Voice Grade Budget VGC Video Graphics Controller VGF Voice Grade Facility VHD Very High Density VHF Very High Frequency VHLL Very High Level Language VHS Very High Speed Virtual Host Storage Video Home System VHSIC Very High Speed Integrated Circuit VI Visual Interface VIM Vendor Independent Messaging VIO Video Input/Output Virtual Input/Output VINES Virtual Network System VIP Variable Information Processing VIPER Verifiable Integrated Processor for Enhanced Reliability VIRUS Vital Information Resources Under Siege VIS Voice Information System VISCA VIdeo System Control Architecture VL Virtual Link VLB VESA Local Bus VLF Very Low Frequency VLIW Very Long Instruction Word VLM Virtual Loadable Modules VLMF Very Low Magnetic Field VLSI Very Large Scale Integration VLSIPS Very Large Scale Immobilized Polymer Synthesis VLT Variable List Table VM Virtual Machine Virtual Memory VMB Voice Mail Box VM/CMS Virtual Machine/Conversational Monitor System VMD Virtual Manufacturing Device VMM Virtual Memory Manager VMOS Vertical MOS VMR Vertical Market Reseller VMS Virtual Memory System Voice Message System Voice Messaging Device VMT Virtual Memory Technique VMTP Virtual Message Transaction Protocol VNA Virtual Network Architecture VNET Virtual NETwork VNL Via Net Loss VOIS Voice Operated Information System VOL Volume VOM Volt Ohm Meter VOS Verbal Operating System VOX Voice Operated device VPC Virtual Processor Complex VPI Virtual Path Identifier VPN Virtual Private Network VR Virtual Reality Voltage Regulator VRAM Video Random Access Memory VRC Virtual Redundancy Check VRM Virtual Resource Manager VROOMM Virtual Real-time Object Oriented Memory Manager VRU Voice Response Unit VS Virtual Storage VSAM Virtual Storage Access Method VSAT Very Small Aperture Terminal VSE Virtual Storage Extended VSF Vertical Scanning Frequency VSLI Very Large Scale Integration VSM Virtual Storage Management VSOS Virtual Storage Operating System VSX Verification Suite for X/open VSYNC Vertical Sync VT Vertical Tab Video Terminal Virtual Terminal V/2 ViSiON/2 VTAM Virtual Telecommunications Access Method Virtual Terminal Access Method VTP Virtual Terminal Protocol VTS Virtual Terminal Service VUE Visual User Environment VUI Video User Interface VUP VAX Unit of Performance V/X ViSiON/X W3 World Wide Web W4 What Works With What WABI Windows Application Binary Interface WAIS Wide Area Information Server WAITS Wide-Area Informtion Transfer System West coast Alternative to ITS WAN Wide Area Network WATS Wide Area Telecommunications Service Wide Area Telephone Service WAV Windows Audio Video WC Word Count WildCat WD Western Digital Working Document WDCS Wideband Digital Cross-Connect System WDM Wavelength Division Multiplexing WELAC Western Europe Laboratory Accreditation Corporation WELL Whole Earth 'Lectronic Link WFMTUG World Federation of MAP/TOP User Groups WFW Windows For Workgroups WG Working Group WGS Work Group System WIMP Windows, Icons, Menus, Pointers WINGS Wide-bandwidth Information Network Gigabit Services WIP Workcenter Information Package WISC Wisconsin Integrally Synchronized Computer WMF Windows MetaFile Workload Monitoring Function WNIC Wide-Area Network Interface Co-Processor WNIM Wide-Area Network Interface Module W/O Without WOMBAT Waste Of Money, Brains, And Time WORM Write Once, Read Many WOSA Windows Open Services Architecture WP WordPerfect Word Processing Write Protected Word Processor WPD Windows Printer Description WPG WordPerfect Graphic WPHD Write-Protect Hard Disk WPI Worcester Polytechnic Institute WPM Words Per Minute WPS WorkPlace Shell Windows Printing System WS WordStar Workstation WSF WorkStation Function WSI Wafer Scale Integration WT Write Through WUGNET Windows Users Group NETwork WWW World Wide Web WYSBYGI What You See Before You Get It WYSIWIS What You See Is What I See WYSIWYG What You See Is What You Get XA Extended Architecture Extended Attribute XAPIA X.400 Application Program Interface Association XCF eXperimental Computing Facility XCHG Exchange XCMD External Command XDR External Data Representation XFCN External Function XGA Extended Graphics Array XGP Xerox Graphics Printer XID Exchange Identifier eXchange IDentification XIOS Extended Input/Output System XIP eXecute In Place XLAT Translate XMIT Transmit XMM Extended Memory Manager XMS Extended Memory Specification XNA Xerox Network Architecture XNS Xerox Network System Xerox Networking Systems XNS/ITP Xerox Network System/Internet TransPort XO eXactly Once XOR Exclusive OR XPG X/Open Portability Guide XPSDU eXpediated Presentation Service Data Unit XSMD Extended Storage Module Drive XSSDU eXpediated Session Service Device XTAL Crystal XTC Extended Test Controller XTCLK External Transmit Clock XUI X-windows User Interface XVT eXtensible Virtual Toolkit YA Yet Another YABA Yet Another Bloody Acronym YAUN Yet Another UNIX Nerd YACC Yet Another Compiler Compiler YAM Yet Another Modem YMU Y-NET Management Unit ZBR Zone Bit Recording Z-CAV Zoned Constant Angular Velocity ZDS Zenith Data Systems ZGM ZenoGraphics Metafile ZIF Zero Insertion Force ZIP Zone Improvement Plan Zone Information Protocol Zig-zag Inline Package ZIT Zone Information Table ZNT ZiffNet ZSL Zero Slot LAN ZWEI ZWEI Was EINE Initially