1gl First General Language 2gl Second Generation Language 3gl Third Generation Language 4gl Fourth Generation Language 6dof Six Degrees Of Freedom aad Analog Alignment Diskette aal ATM Adaption Layer abc Atanasoff-Berry Computer abe Agent Building Environment abec Aracda Backup Executive Agent abios Advanced Basic Input / Output System abr Available Bit Rate ac Alternating Current acf Advanced Communication Function acl Access Control List acpi Advanced Configuration and Power Interface acs Automatic Class Selection adc Advanced Data Connector -OR- Analog Digital Converter adccp Advanced Data Comunications Control Procedures adm Add / Drop Multiplexer ado Active Data Objects -OR- ActiveX Data Objects adp Automated Data Processing adpcm Adaptive Differential Pulse Code Modulation adsi Active Directory Services Interface adsl Asynchronous Digital Subscriber Line -OR- Asymetric Digital Subscriber Line afp AppleTalk File Protocol agc Automated Gain Control agis Apex Global Information Services agp Advanced Graphics Port -OR- Accelerated Graphics Port ah Authentication Header ai Artificial Intelligence aimux ATM Inverse Multiplexing ain Advanced Intelligent Network al Artificial Life alive Artificial Life Interactive Video Environment alu Arithmetic Logic Unit ami Alternative Mark Inversion amon ATM Monitoring ams Access Method Services ansi American National Standards Institute aol America OnLine apa All Points Addressable apana Australian Public Access Network Association api Application Program Interface apic Advanced Programmable Interrupt Controller apm Advanced Power Management apon ATM Passive Optical Network appc Advanced Program to Program Communications arc Advanced RISC Computing -OR- Attached Resources Computing aries ATMResearch and Industrial Enterprise Study arll Advanced Run Length Limited arm Advanced RISC Machines arp Address Resolution Protocol arpa Advanced Research Projects Agency arpanet Advanced Research Projects Agency NETwork arq Automatic Repeat reQuest arx AutoCAD Runtime eXtension as Autonamous Systems asap Any Service / Any Port asci Accelerated Strategic Computign Initiative ascii American Standard Code for Information Interchange asg Advanced Systems Group asic Application Specific Integrated Circuit asid Address Space IDentifier asp Association of Shareware Professionals -OR- Active Server Page aspi Advanced SCSI Programming Interface asr Automatic Send / Receive ast Asynchronous System Trap at Advanced Technology -OR- ATtention ata Advanced Technology Attachment atapi Advanced Technology Attachment Packet Interface atl Active Template Library atm Asynchronous Transfer Mode -OR- Adobe Type Manager atu-c ADSL Transmission Unit Central atu-r ADSL Transmission Unit Remote aui Attachment User Interface aup Acceptable Use Policy avn Ameritech Virtual Network awt Abstract Windowing Toolkit -OR- Abstract Windows Toolkit b Byte b8zs Binary 8-Zero Substitution balun BALanced / UNbalanced basic Beginners All Purpose Symbolic Instruction Code bbs Bulleten Board System bcc Blind Carbon Copy bcd Binary Coded Decimal bcdma Broadband Code Division Multiple Access bdc Backup Domain Controller bde Borland Database Engine bdk Beans Development Kit becn Backward Explicit Congestion Notification bezs Bandwidth Efficent Zero Support bft Binary File Transfer bga Ball Grid Array bgp Border Gateway Protocol bicmos BIpolar Complementary Metal Oxide Semiconductor b-isdn Broadband Integrated Services Digital Network bil Band Interleaved by Line bios Basic Input/Output System bip Band Interleved By Pixel bitblt BIT BLock Transfer bitnet Becuase Its Time NETwork biu Bus Interface Unit bl Blue Lightning bmide Bus Managed Integrated Drive Electronics bnc Baynet N-type Compact bootp BOOT Protocol bpb BIOS Parameter Block bpf Berkeley Packet Filter bpl Bits Per Line bpp Bits Per Pixel bps Bits Per Second bra Basic Rate Access bri Basic Rate Interface bsc Bi-Synchronous Communication bsd Berkeley Software Distribution bsod Blue Screen Of Death bsp Bulk Synchronous Parallelism bsq Band SeQuential bsram Burst Static Random Access Memory btb Branch Target Buffer bts Base Tranciever Station bus Broadcast and Unknown Server ca Computer Animation cac Connection Admission Control cacp Central Arbitration Control Point cad Computer Aided Design -OR- Computer Aided Drafting cam Common Access Method -OR- Computer Aided Machining can Controller Area Network cap Carrierless Amplitude/Phase cas Column-Address Select -OR- Column Address Strobe case Computer Aided Software Engineering cav Constant Angular Velocity cb Component Broker cbr Constant Bit Rate cc Carbon Copy ccb Command Control Block ccic Committee on Computing, Information, and Communications ccs Common Channel Signaling -OR- Common Command Set cd Carrier Detect -OR- Compact Disk cd-da Compact Disk - Digital Audio cddi Copper Distributed Data Interface cdf Channel Definition Format cdfs Compact Disk File System cdi Compact Disk Interactive cdma Code Division Multiple Access cdpd Cellular Data Packet Data -OR- Cellular Digital Packet Data cd-r Compact Disk Recordable cd-rom Compact Disk Read Only Memory cd-rw Compact Disk Re-Writable cdsl Consumer Digital Subscriber Line cdv Cell Delay Variation cdvt Cell Delay Variation Tolerance ce Consumer Electronics ceb Consumer Electronic Bus cert Computer Emergency Response Team ces Circuit Emulation Services cga Color Graphics Adapter cgi Common Gateway Interface -OR- Computer Graphics Interface cgm Computer Graphics Metafile chap Challenge-Handshake Authentication Protocol chs Cylinders / Heads / Sectors cics Computer Information Control System cidr Classless Inter-Domain Routing cifs Common Internet File System cim Common Information Model cir Committed Information Rate cisc Complex Instruction Set Computer -OR- Complex Instruction Set Code cl ConnectionLess clsid CLasS Identifier clv Constant Linear Velocity cmi Cable Microcell Integrator cmi/hic Cable Microcell Integrator \ Headend Interface Converter cmip Common Management Information Protocol cmos Complementary Metal-Oxide Semiconductor cms Code Management System cn Common Name cnc Computer Numeric Control co Connection-Oriented coast Cache On A STick cobol COmmon Buisness Oriented Language codec COder / DECoder -OR- COMpression / DECompression com Component Object Model comdex COMmunications Development EXposition cops Concept Oriented Programming System corba Common Object Request Broker Architecture cosmos COmputer System for Mainframe OperationS cow Character-Oriented Windows interface cpl Control Panel Layout -OR- Current Privilege Level cps Characters Per Second cpu Central Processing Unit cr Carriage Return cram Card Random Access Memory -OR- Computational Random Access Memory crc Cyclic Redundancy Check crt Cathode Ray Tube crus Create / Retrieve / Update / Delete c-scans Client-Systems Computer Access NetworkS csd Corrective Service Diskettes cslip Compressed Serial Line Internet Protocol csma Carrier-Sense Multiple Access csma/cd Carrier-Sense Multiple Access / Collision Detection csp Compucom Speed Protocol css Cascading Style Sheets csu Channel Service Unit ct Computer Telephony ctd Cell Transfer Delay cti Computer Telephony Integration cts Clear to Send Singal ctos Convergent technologies Operating System cttc Copper To The Curb ctth Copper To The Home ctty Console TeleTYpe cut Control Unit Terminal cvf Compressed Volume File cw Continuous Wave cyborg CYBernetic ORGanism cymk Cyan Yellow Magenta Key dac Digital to Analog Converter dama Demand Assigned Multiple Access dao Data Access Object dasd Direct Access Sotrage Device dat Digital Audio Tape -OR- Digital Audio Tap datu Direct Access Testing Unit david Digital Audio / Video Interactive Decoder dbl DOS Batch Language dbms DataBase Management System dbr DOS Boot Record dc Direct Current dcb Data Control Block dcc Direct Cable Connection dce Distributed Computing Environment -OR- Data Communications Equipment dcom Distributed Component Object Model dd Double Density ddcmp Digital Data Communications Message Protocol ddd Digital Diagnostic Diskette dde Dynamic Data Exchange ddl Database Description Language ddt Dynamic Debugging Tool de Discard Elligible debi DMA Extended Bus Interface des Data Encryption Standard dfdss Data Facility DataSet Services dfhsm Data Facility Hierarchical Storage Manager dfsms Data Facility Sotrage Management Subsystem dg-ux Data General UniX dhcp Dynamic Host Configuration Protocol dhtml Dynamic HyperText Markup Language di Destination Index diig Digital Information Infrestructure Guide difmos Double Injection Floating-gate Metal Oxide Semiconductor dimm Dual In-line Memory Module dip Dual In-Line Package dis Dynamic Impedence Stabilization disoss DIStributed Office Support System dlc Data Link Control -OR- Distributed Loop Carrier -OR- Digital Loop Carrier dlci Data Link Connection Identification dll Dynamic Link Library dlm Distributed Lock Manager dlsw Data Link SWitching dlt Digital Linear Tape dlva Detector Logarithmic Video Amplifier dma Direct Memory Access dmcr Debug Mode Control Register dmf Distribution Media Floppy dmi Desktop Management Interface dmm Diigital Multi-Meter dmos Diffusion Metal Oxide Semiconductor -OR- Double-diffused Metal Oxide Semiconductor dmt Discrete MultiTone dmtf Desktop Management Task Force dn Domain Name dns Domain Name System -OR- Domain Name Server do Distributed Object dos Disk Operating System dow Direct Over-Write dpi Dots Per Inch dpam Demand Priority Access Method dpmi DOS Protected Mode Interface dpms Display Power Management Signaling -OR- DOS Protected Mode Services dpt Distributed Processing Technology dqdb Distributed Queue Dual Bus dram Dynamic Random Access Memory dsa Distributed Systems Architecture dsi Digital Speech Interpolation dsl Digital Subscriber Line dslam Digital Subscriber Line Access Multiplexer dsp Digital Signal Processor dsr Data Set Ready dss Digital Signiture Standard dsssl Document Style Semantics and Specification Language dsu Data Service Unit dta Disk Transfer Area dtc Distributed Transaction Coordinator dtd Document Type Definition dte Data Terminal Equipment dtp DeskTop Publishing dtr Data Terminal Ready dtv Desktop Video dun Dial Up Networking dv Digital Video dvb Digital Video Broadcasting dvc Digital Video Conference dvi Digital Video Interactive dvd Digital Versatile Disk -OR- Digital Video Disk -OR- None dvmrp Distance Vector Multicast Routing Protocol dwmt Discrete Wavelet Multi-Tone dxi Data eXchange Interface dylan DYnamic LANguage ebcdic Extended Binary Coded Decimal Interchange Code ebr Extended partition Boot Record ecc Error Checking and Correcting -OR- Error Correction Code ecd Electronic Cash Disbursements ecm Error Correction Mode ecp Extended Capabilities Port ecs Event Communication Service ed Extra high Density edi Electronic Data Interchange edms Electronic Document Management System edo Extended Data Out edoram Extended Data Out Random Access Memory edp Electronic Data Processing edram Erasable Dynamic Random Access Memory eeprom Electronic Erasable Programmable Read Only Memory eest Enhanced Ethernet Serial Transciever efci Explicit Forward Congestion Indication eff Electronic Frontier Foundation eft Electronic Fund Transfer ega Enhanced Graphics Adapter egp Exterior Gateway Protocol eia Electronic Industries Association eide Enhanced Integrated Device Electronics eisa Extended Industry Standard Architecture elan Emulated Local Area Network ema Electronic Messaging Association -OR- Enterprise Management Architecture emf Enhanced Metafile Format emm Extended Memory Mananger ems Extended Memory Service eniac Electronic Numerical Integrator And Calculator eof End Of File eot End Of Transmission epic Electronic Privacy Information Center -OR- Explicitly Parallel Instruction Computing epp Enhanced Parallel Port eprom Erasable Programmable Read Only Memory eps Enncapsulated Post-Script er Entity Relationship eru Emerency Recovery Utility esa Enterprise Systems Architecture esc Engineering Service Circuit esd Electronic Software Distribution esdi Enhanced Small Device Interface esn Electronic Serial Number eso Entry Server Offering esp Encapsulating Security Payload -OR- Enhanced Serial Port -OR- Enhanced Service Provider eto Electronic Trading Oppornitunity eui End User Interface eula End User License Agreement ev86 Enhanced Virtual 8086 famos Floating Gate Avalanche MOS faq Frequently Asked Questions fat File Allocation Table fcb File Control Block fcl Fibre Channel Loop fcs First Customer Release fdc Floppy Disk Controller fdd Floppy Disk Drive fddi Fiber Distributed Data Interface fdma Frequency Division Multiple Access fec Forward Error Correction fecn Forward Explicit Congestion Notification fep Front End Processor ferf Far End Reporting Failure fif Fractal Image Format fifo First In First Out fir Fast InfraRed fits Flexible Image Transport System flop Floating-Point Operation foim Field Office Information Management fortran FORmula TRANslation fps Floating Point System -OR- Frames Per Second fpt Forced Perfect Termination fpu Floating Point Unit fqdn Fully Qualified Domain Name frad Frame relay Access Device fram Ferroelectric Random Access Memory fre Forward and Reverse Engineering fsn Full Service Network fsp File Service Protocol ftam File Transfer Access Management ftp File Transfer Protocol ftpd File Transfer Protocol Daemon fttc Fiber To The Curb ftth Fiber To The Home funi Frame User Network Interface fvips First Virtual Internet Payment System g Gigabyte gb GigaByte gbps GigaBytes Per Second gdg Generation Data Group gdi Graphics Device Interface gds Generation DataSet ges Global Enterprise Services gfc Generic Flow Control ggp Gateway to Gateway Protocol ghz GigaHertZ giop General Interoperable ORB Protocol gmidi General Musical Instrument Digital Interface gmr Giant Magneto-Resistive gpf General Protection Fault gsm Global System for mobile communications gui Graphical User Interface guid Globally Unique Identifier guide Graphical User Interface Design Editor hai Hardware Accelerator Interface hal Hardware Abstraction Layer han Home Area Network hba Host Bus Adapter hcl Hardware Compatability List hcss High Capacity Storage System hel Hardware Emulation Layer hd High Density -OR- Hard Drive hda Head Disk Assembly hdd High Double Density -OR- Hard Disk Drive hdlc High level Data Link Control hdm Hardware Device Module hdsl High-data-rate Digital Subscriber Line hdt Host Digital Terminal hdtv High Definition TeleVision hec Header Error Control hfc Hybrid Fiber / Coaxial hgc Hercules Graphics Adapter hic Headend Interface Converter hippi HIgh Performance Parallel Interface hlf High Level Format hllapi High Level Language Application Program Interface hma High Memory Area hmos High density Metal Oxide Semiconductor hmp Host Monitoring Protocol hoh Hash Of Hashes hpc Handheld Personal Computer hpfs High Performance File System hrd High Resolution Diagonistic diskette hssi High Speed Serial Interface hst High Speed Technology html HyperText Markup Language http HyperText Transfer Protocol httpd HyperText Transfer Protocol Daemon hz HertZ ia Intel Architecture iab Internet Architecture Board iad Integrated Access Device iana Internet Assigned Number Authority ib Interface Builder ibm International Buisness Machines ibs Intelsat Buisness Services ic Integrated Circuit ica Intelligent Console Architecture icd International Code Designation ice Intrusion Countermeasure Electronics -OR- In-Circuit-Emulator icmp Internet Control Message Protocol icr Intelligent Character Recognition icris Integrated Customer Record Information System ide Integrated Device Electronics -OR- Interactive Development Environment idea International Data Encryption Algorithm -OR- Internet Design, Engineering, and Analysis idl Interface Definition Language idmr InterDomain Multicast Routing idsl ISDN Digital Subscriber Line ieee Institute of Electronic and Electrical Engineers ien Integrated Enterprise Network iesg Internet Engineering Steering Group ietf Internet Engineering Task Force ifc Internet Foundation Classes ifd Image File Directory ifh Image File Header iftw Install From The Web ifm Intelligent Flow Management igmp Internet Group Management Protocol -OR- Internet Group Multicast Protocol igp Internet Gateway Protocol iid Interface Identifier iiop Internet Interoperable ORB Protocol iis Internet Information Server iisp Interim Inter-Switch Protocol ilmi Integrated Layer Management Interface imap Internet Message Access Protocol imc Initial Microcode Load imp Interface Message Processor imux Inverse MUltipleXing in Intelligent Network intelsat INternational TELecommunications SATellite organization inwg International Network Working Group io Input/Output iop Input/Output Processor iopl Input/Output Privilege Level ios Input/Output System -OR- Internetwork Operating System ip Internet Protocol ipc InterProcess Communication -OR- Internet Proxy Cache ipl Initial Program Load ipmi Internet Provider Multicast Initiative ipn Internet Protocol Number ipng Internet Protocol Next Generation ipv4 Internet Protocol Version 4 ipv6 Internet Protocol Version 6 ipx Internet Packet eXchange ir InfraRed irc Internet Relay Chat irf Inherited Rights Filter irq Interupt ReQuest irtf Internet Research Task Force irtos I20 Real Time Operating System isa Industry Standard Adapter -OR- Interactive Services Association isakmp Internet Security Association and Key Management Protocol isapi Internet Server Application Programming Interface -OR-Internet Server Advanced Programming Interface isdl ISDN Digital Subscriber Line isdn Integrated Services Digital Network isis Internally Switched Interface System -OR- Investigative Support Information System ism Intermediate Service Module -OR- Internet Service Manager ismf Interactive Storage Management Facility iso International Standardisation Organisation isp Internet Service Provider ispa Inverted Socket Process Architecture ispf/pdf Interactive System Productivity Facility / Program Development Facility isr Internet Service Routine it Information Technology its Internet Telephony Server itsec Iformation Technology Security Evaluation Criteria itta Iformation Technology Training Association itu International Telecommunications Union itv Interactive TeleVision ivr Interactive Voice Response iwm Incremental Warehaouse Methodology -OR- Integrated Woz Machine ixc Inter eXchange Carrier jdbc Java DataBase Connectivity jcl Job Control Language jdi Java Driver Interface jdk Java Development Kit jedec Joint Electron Devices Engineering Council jes Job Entry Subsystem jfc Java Foundation Classes jgl Java Generic Library jit Just In Time jmapi Java Management APlication Interface jndi Java Naming Directory Interface jrmp Java Remote Method Protocol js JavaScript jtp Jolt Transaction Protocol jts Java Transaction Services jvm Java Virtual Machine kb KiloByte kbps KiloBytes Per Second khz KiloHertZ knu KNowlege Utility l2f Layer Two Forwarding l2tp Layer Two Tunneling Protocol lan Local Area Network lane Local Area Network Emulation lapb Link Access Procedure - Balanced lapm Link Access Procedure - Modems lat Local Area Transport lata Local Access and Transport Area lav Load AVerage lba Logical Block Address lcc Leadless Chip Carrier lcd Liquid Crystal Display ldap Lightweight Directory Access Protocol ldcelp Low Delay Code Exciting Linear Prediction lec LAN Emulation Client lecs LAN Emulation Configuration Server led Light Emitting Diode len Line Equipment Number les/bus LAN Emulation Server / Broadcast and Unknown Server lf Line Feed lfn Long File Name lhb Line History Block lif Low Insertion Force lifo Last In / First Out lilo LInox LOader lis Lithium Ion Storage lisp LISt Processing liw Long Instruction Word llc Local Link Control llf Low Level Format lmb Lower Memory Block -OR- Left Mouse Button lmds Local Multipoint Distribution Service lnni LAN Network to Network Interface lod Level Of Detail lpc Local Proceure Call lpt Local Printer Terminal lrm Least Recently used Master lt Line Termination lu Logical Unit lun Logical Unit Number lzw Lempel-Ziv-Welch (compression algorithm) ma Multiplexed Address mabo Multiplier-Arithmetic Bolt-On mac Media Access Control macl Memory Access Control Logic man Metropolitan Area Network map Modular Arthemetic Processor -OR- Manufacturing Automation Processor mapi Messaging Application Programming Interface maps Multiservice Access PlatformS mars Multicast Address Resolution Server mau Medium Atachment Unit mb MegaByte mbone Multicast backBONE mbr Master Boot Record mbs Master Boot Sector -OR- Maximum Burst Size mbt Maximum Burst Tolerance mc Mini Cartridge mca MicroChannel Architecture mcga MultiColor Graphics Array mci Media Control Interface mda Monochrome Display Adapter mdb Multidimensional DataBase mddb MultiDimensional DataBase mdi Multiple Document Interface mdram Multibank Dynamic Random Access Memory mdsl Medium-bit-rate Digital Subscriber Line mesi Modified, Exclusive, Shared, Invalid mfc Microsoft Foundation Classes mfm Modified Frequency Modulation mfp Microsoft Foundation Classes mflops Millions of FLoating point Operations Per Second mfp MultiFunction Peripherials mftp Multi-cast File Transfer Protocol mga Monochrome Graphics Adapter mhs Message Handling System mhz MegaHertZ mi Mode Indicate mib Management Information Bases mic Memory In Cassette mica Modem ISDN Channel Aggregation midi Musical Instrument Digital Interface mime Multipurpose Internet Mail Extensions min Mobile Identification Number mip Multim In Parvum mipl Multimission Image Processing Library mips Millions of Instructions Per Second -OR- Multimission Image Processing Subsystem mis Management Information Systems mlppp MultiLink Point to Point Protocol mlr Multichannel Linear Recording mmds Multipoint Multichannel Distribution Service mmu Memory Management Unit mmx MultiMedia eXtensions mo Magneto-Optical modem MOdulator/DEModulator molap Multidimensional OnLine Analytical Processing mom Message Oriented Middleware mos Metal Oxide Semiconductor mosfet Metal Oxide Semiconductor Field Effect Transistor mosis Metal Oxide Semiconductor Implementation System mospf Multicast Open Shortest Path First moss MIME Object Security Services most Metal Oxide Semiconductor Transistor mpc Multimedia Personal Computer mpd Mini Port Driver mpi Message Passing Interface mpoa Multi Protocol Over ATM mpp Massively Parallel Processing -OR- Multilink Point-to-point Protocol mpr Multiple Provider Router mps Multi-Processor Specification mup Multiple UNC Provider mr Magneto-Resistive mrm Most Recently used Master mrx Magneto-Resistive eXtended mscdex MicroSoft CD-rom EXtensions mso Multiple System Operators msr Model-Specific Registers mstp Multimission Software Transmission Project msts MicroSoft Terminal Server mta Mail Transfer mtbf Mean Time Between Failures mtos MultiTasking Operating System mttr Mean Time To Repair mts Microsoft Transaction Server mua Mail User Agent mud Multi-User Dungeon multics MULTiplexed Information and Computing Service mux MUltipleXer mvp Modular Voice Processor mvs Multiple Virtual Storage mvs/esa Multiple Virtual Storage / Enterprise Systems Architecture mvs/sp Multiple Virtual Storage / System Product mvs/tso Multiple Virtual Storage / Time Sharing Option mvs/xa Multiple Virtual Storage / eXtended Architecture mwi Message Waiting Indicator mwn Message Waiting Notification nap Network Access Point nau Network Addressable Unit nbb Number of Bytes of Binary nbeui Network BIOS Extended User Interface nc Network Computer nca Network Computing Architecture ncc Network Control Center ncf Netware Command File ncmos N-channel Complementary Metal Oxide Semiconductor ncp Network Control Program -OR- Network Core Protocol ncps Netware Cross Platform Services ncsa National Center for Supercomputing Applications ndis Network Driver Interface Specification ndmp Network Data Management Protocol ndr Network Data Representation nds Network Directory Services nfs Network File System ngi Next-Generation Internet nhrp Next Hop Resolution Protocol -OR- Non-Hierarchical Routing Protocol nic Network Interface Card -OR- Network Information Center nicd NIckel CaDium nii National Information Infrastructure nimh NIckel Metal Hydroxide nis Network Information Service nist National Institute of Standards and Technology nlb Number of Lines of Binary nlm Netware Loadable Module nlp Natural Language Processing nls oNLine Service nmi Non-Maskable Interrupt nmos Negative-channel Metal Oxide Semiconductor nni Network Node Interface -OR- Network to Network Interface nntp Network News Transfer Protocol noc Network Operations Center nof Not On File nos Network Operating System npc Network Parameter Control nrt Non-Real Time nsap Network Services Access Point nsapi Netscape Server Application Programming Interface nsm Network Systems Management nsp National Service Provider nt New Technology -OR- Network Terminal ntfs NT File System ntlm NT Lan Manager ntp Network Time Protocol nui Network User Interface -OR- Network User Identification numa NonUniform Memory Access nvram Non-Volatile Random Access Memory nwg Network Working Group oag Open Applications Group ocr Optical Character Recognition oce Open Collaboration Environment ocx OLE Custom control odbc Open DataBase Connectivity -OR- Open DataBase Compliant odi Open Data-link Interface odmg Object Database Management Group odn OutDial Notification odsi Open Directory Service Interface oem Original Equipment Manufacturer ofdm Orthogonal Frequency Division Multiplexing olap OnLine Analytical Processing ole Object Linking and Embedding oltp OnLine Transaction Processing oma Object Management Architecture omg Object Management Group omr Optical Mark Recognition omt Object Modeling Technique one Open Network Environment onms Open Network Management System onu Optical Networking Unit oo Object Orientation ooa Object Oriented Analysis oob Out Of Band ood Object Oriented Design oodbms Object-Oriented DataBase Management System oop Object Oriented Programming opc Organic Photoconducting Cartridge opl Organizer Programming Language opt Open Protocol Technology oqr Object Query Language oqs Object Query Service orb Object Request Broker ordbms Object-Relational DataBase Management System orm Object Role Modeling orms Operating Resource Management System orpc Object Remote Procedure Call os Operating System os/2 Half an Operating System osf Open Software Foundation osi Open Systems Interconnection -OR- Open Standards Interconnection osm OS Specific Module ospf Open Shortest Path First osr OEM System Release os Operating System oss Operating System-Specific ot Open Transport otm Object Transaction Monitor ou Organizational Unit ours Open User Recomended Solutions p&s Publish and Subscribe pad Packet Assembler / Disassembler pae Page Address Extensions pal Programmable Array Logic pap Password Authentication Protocol pas Publicly Available Submitter pax Private Automatic eXchange pbc Pipelined Burst Cache pbga Plastic Ball Grid Array pbx Private Branch eXchange pc Personal Computer pca Performance and Coverage Analyzer pcdos Personal Computer Disk Operating System pci Program Controlled Interruption -OR- Personal Computer Interface pcmcia Personal Computer Memory Card International Association pcs Personal Communication System -OR- Proxy Cache Server pda Personal Digital Assistant pdc Primary Domain Controller pdf Portable Document File pdn Public Data Network pdo Portable Distributed Object pdp Program Data Processor -OR- Page Directory Pointers pdr Probe Data Register pds Partition DataSet -OR- Premise Distribution System -OR- Planetary Data System pdu Protocol Data Unit pem Product Error Message pf Program Function pfa Page Frame Address pga Pin-Grid Array -OR- Professional Graphics Adapter pge Paging Global Extensions pgp Pretty Good Privacy pic Preferred Inter-exchange Carrier -OR- Primary Inter-exchange Carrier -OR- Programmable Interrupt Controller pig Product Information Guide pim Personal Information Manager -OR-Protocol Independent Multicast ping Packet INternet Groper pio Programmed Input / Output pir Probe Instruction Register pixel PIcture ELement pkc Public Key Cryptography plcc Plastic Leaded Chip Carrier plcp Physical Layer Convergence Protocol ple Public Local Exchange plp Packet Level Procedure pmcr Probe Mode Control Register pmos Pisitive-channel Metal Oxide Semiconductor pnni Private Network to Network Interface pnp Plug aNd Play poa Power Open Association pop Post Office Protocol -OR- Point Of Presence pos Programmable Option Select post Power On Self Test ppd Post Script Printer Description ppi Programmable Peripheral Interface ppm Pages Per Minute ppn Project-Programmer Number ppp Point to Point Protocol pptp Point to Point Tunneling Protocol pqfp Plastic Quad Flat Package pram Parallel Random Access Memory -OR- Programmable Random Access Memory pri Primary Rate Interface primos Prime Operating System prml Partial Response Maximum Likelihood profs PRofessional OFfice System prom Programmable Read-Only Memory ps Physical Sequence -OR- Programmed Symbols ps/2 Personal System / 2 pse Page Size Extension psdn Packet Switched Data Network psr Probe Status Register psram Pseudo-Static Random Access Memory psu Power Supply Unit ptp Peer-To-Peer pu Physical Unit pun Physical Unit Number pvc Permanent Virtual Circuit -OR- Permanent Virtual Connection pvi Protected mode Vrtual Interrupts pvm Parallel Virtual Machine pws Peer Web Services qbe Query By Example qdn Query Direct Number qic Quarter Inch Cartridge qio Queue Input / Output qos Quality Of Service rad Rapid Application Development rad/rasp Remote Antenna Driver / Remote Antenna Signal Processor radsl Rate Adaptive Digitial Subscriber Line raid Redundant Array of Inexpensive Drives ram Random Access Memory -OR- Remote Access Modem ramac RAID Architecture with Multilevel Adaptive Cache ramdac Random Access Memory Digital to Analog Converter rarp Reverse Address resolution Protocol ras Remote Access Server -OR- Row Address Strobe rasp Remote Antenna Signal Processor rdm Report Display Manager rdn Relative Distinguished Name rdp Reliable Datagram Protocol rdbms Relational DataBase Management System remob REMote OBservation rexec REmote eXECutable rexx REstructured eXtended eXecuter rfs Remote File System -OR- Remote File Service rgb Red Green Blue rip Routing Information Protocol risc Reduced Instruction Set Computer -OR- Reduced Instruction Set Code rje Remote Job Entry rle Run Length Encoding rll Run Length Limited rm Resource Management rmb Right Mouse Button rmi Remote Method Invocation rmtp Reliable Multicast Tranport Protocol ro Recieve Only rolap Relational OnLine Analytical Processing rom Read Only Memory rpc Remote Procedure Call rpl Remote Program Load rpm Revolutions Per Minute rsa Rivest, Shamir, and Adleman rsexec Resource Sharing EXECutive rsh Remote SHell -OR- Restricted SHell rsvp Resourse reSerVation Protocol rt Real Time rtc Real Time Clock rtcp Real time Transport Control Protocol rt/dss Real-Time/Decision Support Service rtl Run Time Library rtmp Routing Table Maintenance Protocol rtos Real Time Operating System rtp Real-time Transport Protocol rts Request To Send rtsp Real Time Streaming Protocol ru Request Unit rvd Remote Virtual Disk saa Service Aspects and Applications -OR- Systems Application Architecture safe Security And Freedom through Encryption san System Area Network -OR- Storage Area Network sap Service Advertising Protocol sar Segmentation And Reassembly sarc Symantec Antivirus Research Center sasi Shugart Associates System Interface satan Security Administrator Tool for Analyzing Networks satnet SATellite NETwork scam SCSI Configured Auto-Magically scc Switching Control Ceter sccs Switching Control Center System sce Service Creation Environment sci Scalable Coherent Interface sclm Software Configuration and Library Manager scm Software Configuration Management sco Santa Cruz Operation scp Service Control Point scpc Single-Channel Per Connection scr Sustained Cell Rate scsi Small Computer Standard Interface -OR- Small Computer System Interface sdh Synchronous Digital Hierarchy sdk Software Development Kit sdl Shielded Data Link sdlc Synchronous Data Link Control sdram Synchronous Dynamic Random Access Memory sdsc San Diego Supercomputer Center sdsf System (Spool) Display and Search Facility sdsl Single-line Digital Subscriber Line sdx Storage Data Xceleration seal Secure Electronic Authorization Laboratory -OR- Simple and Efficent Adaption Layer sec Single Edge Contact secam SEquential And Memory sem System Error Message set Secure Electronic Transaction sfa Sales Force Automation sft System Fault Tolerance sgi Silicon Graphics, Inc. sgml Standard Generalised Markup Language sgram Synchronous Graphics Random Access Memory sha Secure Hash Algorithm shdsl Single-Line - High-bit-rate Digital Subscriber Line shtml Super HyperText Markup Language si Source Index sid Security IDentifier sif Standard Input Format sig Special Interest Group sim Subscriber Identity Module simm Single In-line Memory Module sip Single In-line Package sipp Single In-line Pin Package skip Simple Key management for Internet Protocols sled Single Large Expensive Disk sli Scan Line Interface slip Serial Line Internet Protocol slmr Silly Little Mail Reader smb Server Message Block smcc Sun Microsystems Computer Company smds Switched Multimegabit Data Service smi System Management Interrupt smime Secure Multipurpose Internet Mail Extensions smm System Management Mode smp Service Message Blocks -OR- Symetric MultiProcessing smram System Management Random Access Memory sms Systems Management Server -OR- Service Management Systems -OR- Storage Management Subsystem smtp Simple Mail Transport Protocol smpte Society of Motion Picture and Television Engineers sna Systems Network Architecture snads Systems Network Architecture Distribution Services snap Sub-Network Access Protocol snmp Simple Network Management Protocol soho Small Office / Home Office so-j Small Outline J-lead sonet Snychronous Optical NETwork sp Stack Pointer sparc Scalable Processor ARChitecture spid Service Profile IDentification spp Standard Parallel Port sps Standby Power Supply spx Sequenced Packet eXchange sql Structured Query Language sram Static Random Access Memory sre Standards for Robot Exclusion ss6 Signaling System 6 ss7 Signaling System 7 ssa Serial Storage Architecture ssb Single Side Band sscop Service Sepecified COnvergence Protocol ssd Solid State Disk ssfd Solid State Floppy Disk ssl Secure Sockets Layer sspa Solid State Power Amplifier sspi Security Service Provider Interface sta Spanning Tree Algorithm std STandarD stm Synchronous Transfer Mode stp Shielded Twisted Pair -OR- Signal Transfer Point sublib SUBroutine LIBrary sue Stupid User Error sun Stanford University Networks svc Switched Virtual Circuits svga Super Video Graphics Adapter swim Super Woz Integrated Machine sysop SYStem OPerator t Terabyte ta Terminal Adaptor tae Transportable Applications Environment tag Technical Advisory Group tap Technological Assistance Program -OR- Test Access Port tapi Telephony Application Programming Interface tar Tape Archive tb Terabit tb TeraByte tbps TeraBytes Per Second tcam Telecommunications Access Method tcg Teleport Communications Group tcl TAE Command Language tcm Trellis Coded Modulation tcp Tape Carrier Packaging -OR- Transmission Control Protocol tcp/ip Transmission Control Protocol/Internet Protocol tcqam Trellis Coded Quadrature Amplitude Modulation tdm Time-Division Multiplexing tdma Time Division Multiple Access tdr Time Domain Reflectometry telop TELeconference OPerator tempest Transient ElectroMagnetic Emanations STandard tft Thin Film Transistor tftp Trivial File Transfer Protocol tg Technical Guide tgid Trunk Group Identification Number thd Total Harmonic Distortion thenet Texas Higher Education NETwork tia The Internet Adapter tic Token-ring Interface Coupler tiff Tagged Image File Format tiga Texas Instruments Graphics Architecture tii Technology Independent Interface tip Terminal IMP tlb Translation Look-aside Buffer tld Top Level Domain tmn Time Management Networking top Technical & Office Protocol tos Terms Of Service tp Transaction Processing -OR- Twisted Pair tp-4 Transport Protocol 4 tpa Third Party Application tpd Third Party Developer tpi Tracks Per Inch tppd Twisted Pair - Physical-media Dependent tqfp Thin Quad Flat Pack trpc Transaction Remote Procedure Call trs Tandy Radio Shack tsapi Telephony Server Application Program Interface -OR- Telephony Services Applications Program Interface tso Time Sharing Option tso/e Time Sharing Option / Extensions tsps Traffic Service Position System tsr Terminate and Stay Resident tsu Time Sharing User ttf True Type Font ttl Time To Live ttl Transistor-to-Transistor Logic tts Transaction Tracking System ttt Trunk-to-Trunk Transfer tty TeleTYpe tv TeleVision tvro TeleVision - Receive Only twain Technology Without An Interesting Name twirp Two-Way Infra-Red Protocol? twta Traveling Wave Tube Amplifier uae Unrecoverable Application Error uart Universal Asynchronous Receiver Transmitter ubr Unspecified Bit Rate ucm Universal Cable Module udf Universal Disk Format -OR- Universal Data Format udma Ultra Direct Memory Access udp User Datagram Protocol uic User Identification Code ul Underwriters Laboratories ull Unix Linkable Library uma Upper Memory Area umb Upper Memory Block uml Unified Modeling Language unc Universal Naming Convention uni User-to-Network Interface univac Universal Automatic Computer unix Uniplexed Information and Computer Systems unma Unified Network Management Architecture upc Usage Parameter Control ups Uninterruptable Power Supply url Uniform Resource Locator uri Uniform Resource Indicator usb Universal Serial Bus usenet USEr NETwork usl Unix System Laboratory usr U.S. Robotics utp Unshielded Twisted Pair utx Universal Transaction eXchange uucp Unix-to-Unix Copy Program v&v Verification and Validation va Virtual Address vac Volts - A/C Current vad Value Added Dealer vadd Value Added Disk Driver vadsl Very-High-Rate Asymmetric Digital Subscriber Line val Value -OR- Voice Application Language vam Virtual Access Method van Value Added Network vap Value-Added Process var Value-Added Reseller -OR- Value Added Retailer vast Variable Array Storage Technology vax Virtual Address eXtension vax/vms Virtual Address Extension/Virtual Memory System vb Variable Block -OR- Visual Basic vba Visual Basic for Applications vbe VESA BIOS Extension vbe/ai VESA BIOS Extension/Audio Interface vbi Vertical Blanking Interface vbns Very-high-speed Backbone Network Service -OR- Very-high Bandwidth Network Service vbr Variable Bit Rate vc Virtual Channel -OR- Virtual Circuit vcc Virtual Channel Connection vcd Virtual Communications Driver vci Virtual Channel Identifier -OR- Virtual Circuit Identifier vcl Visual Component Library vcos Visual Caching Operating System vcpi Virtual Control Program Interface vcr Video Cassette Recorder vdc Volts - Direct Current vdd Virtual Device Driver vddm Virtual Device Driver Manager vde Video Display Editor -OR- Visual Development Environment vdisk Virtual DISK vdm Virtual DOS Machine vdmad Virtual Direct Memory Access Device vds Virtual DMA Services vdsl Very-high-data-rate Digital Subscriber Line vdt Video Dial Tone -OR- Video Display Terminal vdu Video Display Unit -OR- Visual Display Unit vega Video-7 Enhanced Graphics Adapter vemm Virtual Expanded Memory Manager vemmi VErsatile MultiMedia Interface veronica Very Easy Rodent-Oriented Networkwide Index to Computerized Archives verr VERify Read access verw VERify Write access vesa Video Electronics Standards Association vf Virtual Floppy vfat Virtual File Allocation Table vfc Vector Function Chainer -OR- Video Feature Connector -OR- Version.First Class vfd Vacuum Fluorescent Display vfw Video For Windows vga Video Graphics Adapter -OR- Video Graphics Array vgc Video Graphics Controller vhdl VHSIC Hardware Description Language vhs Very High Speed -OR- Virtual Host Storage vhsic Very High Speed Integrated Circuit vi Visual Interactive via Virtual Interface Architecture vicar Video Image Communication And Retrieval vids Video Interactive Display Subsystem vie Virtual Information Environment vif VIrtual Interface -OR- Virtual Interrupt Flag vim Vendor Independent Mail -OR- Vendor Independent Messaging -OR- Video Interface Module vines VIrtual NEtworking Software vio Video Input/Output -OR- Virtual Input/Output vip VIsual Programmer -OR- Variable Information Processing -OR- Video Information Provider -OR- Virtual Interrupt Pending viper Verifiable Integrated Processor for Enhanced Reliability vis Video Information System -OR- Visual Instruction Set -OR- Voice Information System vjheader Van Jacobsen Header vl VESA Local vla Volume Licensing Agreement vlan Virtual Local Area Network vlb VESA Local Bus vlbus Vesa Local-Bus vld Variable-Length Decoder vlf Very Low Frequency vlic Very Large Integrated Circuit vliw Very Large Instruction Word vlm Virtual Loadable Module vlsi Very Large Scale Integration vlsips Very Large Scale Immobilized Polymer Synthesis vlt Variable List Table vm Virtual Memory -OR- Virtual Machine vma Virtual Memory Address vmb Voice Mail Box -OR- Virtual Machine Boot vmc VESA Media Channel vme Versa Module Eurocard -OR- Virtual Memory Environment -OR- Virtual Mode Extensions vmm Virtual Memory Manager -OR- Virtual Machine Manager vmos Vertical Metal Oxide Semiconductor vmp Virtual Modem Protocol vms Virtual Memory System -OR- Voice Message System vmsp Virtual Machine System Product vmt Virtual Memory Technique vn Virtual Network vna Virtual Network Architecture vod Video On Demand vom Volt-Ohm-Milliammeter vor Visions Of Reality vos Virtual Operating System -OR- Verbal Operating System -OR- Voice Operating System vp Virtual Path vpc Virtual Path Connection vpd Virtual Printer Device -OR- Vital Product Data vpdn Virtual Private Data Network vpds Virtual Private Data Service vpe Video Port Extensions -OR- Virtual Programming Environment vpi Virtual Path Identifier vpl Virtual Programming Language vpm Video Port Manager vpn Virtual Page Number -OR- Virtual Private Network vps Voice Processing System vpsc Vault, Process, Structure, Configuration vpt Virtual Print Technology vq Vector Quantication vr Virtual Reality -OR- Voltage Regulated -OR- Vlotage Regulator vram Video Random Access Memory vrdi Virtual Raster Display Interface vre Voltage Regulated Extended vrm Voltage Regulator Module vrml Virtual Reality Markup Language -OR- Virtual Reality Modeling Language vroomm Virtual Real-time Object Oriented Memory Manager vrt Voltage Regulation Technology 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 vsi Virtual Socket Interface vsio Virtual Serial Input Output vsli Very Large Scale Integration vsm Virtual Shared Memory -OR- Virtual Storage Management -OR- Visual System Management vsn Volume Serial Number vsos Virtual Storage Operating System vsvd Virtual Source / Virtual Destination vswr Voltage Standing Wave Radio vsync Vertical Sync vt Virtual Tributary -OR- Vertical Tab vtam Virtual Telecommunications Access Method vtoa Voice and Telephony Over ATM vtns Virtual Telecommunications Network Service vui Video User Interface vup VAX Unit of Performance vwb Visual WorkBench vxd Virtual eXtended Driver w3 World Wide Web w3a World Wide Web Applets w3c World Wide Web Corsortium w4 What-Works-With-What w4wg Windows For WorkGroups waas Wide Area Augmentation System wabi Windows Application Binary Interface wais Wide Area Information Search waits Wide Area Information Transfer Systems wan Wide Area Network waoss Wide Angle Optoelectronic Stereo Scanner was Web Application Server wats Wide Area Telephone Service -OR- Website Activity Tracking Statistics wbem Web-Based Enterprise Management wc Word Count wcs Wireless Communication Service(s) -OR- World Coordinate System wdl Window Driver Library wdm Win32 Driver Model -OR- Wave Division Multiplexing wdram Windows Dynamic Random Access Memory webnfs WEB Network File System well Whole Earth 'Lectronic Link wfp Well Formed Path wfw Windows For Workgroups wgs Work Group System wham Waveform Hold and Modify whc Workstation Host Connection wine WINdows Emulator winforum Wireless Information Networks Forum winhec WINdows Hardware Engineering Conference wins Windows Internet Name Service winsock WINdows SOCKet wintel WINdows / InTEL wise WordPerfect Information System Environment wit Web Interactive Talk wl Word Line wmc Workflow Management Coalition wmf Windows Meta File wnic Wide area Network Interface Co-processor wnim Wide area Network Interface Module wom Web Object Management worm Write Once Read Many wos Workstation Operating System wosa Windows Op