acronyms.comp revision 1.266
1$NetBSD: acronyms.comp,v 1.266 2019/06/17 15:53:20 sevan Exp $ 23WHS three-way handshake 38VSB 8-state vestigial side band modulation 4AA anti-aliasing 5AAA authentication, authorization, [and] accounting 6AAT average access time 7ABI application binary interface 8ABNF augmented backus-naur form 9ABR available bit rate 10ABRT automatic bug reporting tool 11AC alternating current 12ACI adjacent channel interferer 13ACID atomicity, consistency, isolation, durability 14ACK Amsterdam compiler kit 15ACK acknowledgement 16ACL access control list 17ACL active current loop 18ACL asynchronous connection less 19ACP auxiliary control {process,program} 20ACPI advanced configuration and power interface 21ACS access control set 22ACU automatic calling unit 23ADB Apple desktop bus 24ADC analog [to] digital converter 25ADD acronym driven development 26ADO active data objects 27ADP automatic data processing 28ADPCM adaptive differential pulse code modulation 29ADS alternate data stream 30ADSL asymmetric digital subscriber line 31ADT abstract data type 32AER advanced error reporting 33AES Advanced Encryption Standard 34AFP Apple Filing Protocol 35AFS Andrew File System 36AGC automatic gain control 37AGP accelerated graphics port 38AI analog input 39AI artificial intelligence 40AL access list 41AL active link 42ALE address latch enable 43ALS ambient light sensor 44ALU arithmetic and logical unit 45ALUA asymmetric logical unit access 46AM access method 47AM alignment mask 48AM amplitude modulation 49AMD Advanced Micro Devices Inc 50AMDD Agile model-driven development 51AMI alternate mark inversion 52AMP asymmetric multiprocessing 53AMQP advanced message queuing protocol 54AMT active management technology 55AN Arabic number 56ANR application not responding 57ANSI American National Standards Institute 58AO analog output 59AOC add-on card 60AOL Alert-on-LAN 61AOS add or subtract 62AP access point 63AP application processor 64APFS Apple file system 65API application programming interface 66APEI ACPI platform error interface 67APIC advanced programmable interrupt controller 68APIPA automatic private IP addressing 69APM advanced power management 70APM application performance management 71APU accelerated processing unit 72APT advanced persistent threat 73AQM active queue management 74ARAT always running APIC timer 75ARC adaptive replacement cache 76ARC Advanced RISC Computing 77ARC automatic reference counting 78ARM Advanced RISC Machines 79ARP Address Resolution Protocol 80ARPA Advanced Research Projects Agency 81ARQ automatic repeat request 82ARR address range register 83ARU audio response unit 84AS autonomous system 85ASA Adaptive Security Appliance 86ASAN Address Sanitizer 87ASC advanced smart cache 88ASCII American Standard Code for Information Interchange 89ASD agile software development 90ASE advanced software environment 91ASF alert standard format 92ASIC application-specific integrated circuit 93ASK amplitude shift keying 94ASLR address space layout randomization 95ASN autonomous system number 96ASP active server pages 97ASP auxiliary storage pool 98ASPM active state power management 99ASQ automated software quality 100ASR address space register 101ASR Apple software restore 102AST abstract syntax tree 103AST asynchronous system trap 104AT access time 105AT advanced technology 106ATA advanced technology attachment 107ATAPI advanced technology attachment packet interface 108ATC address translation cache 109ATM asynchronous transfer mode 110ATX advanced technology extended 111AV anti virus 112AVB audio video bridging 113AVL Adelson-Velsky-Landis 114AVX advanced vector extensions 115BA byte align 116BAL basic assembly language 117BAR base address register 118BBS bulletin board system 119BCC blind carbon copy 120BCD binary coded decimal 121BCH boot console handler 122BCR byte count register 123BCS base configuration space 124BD baud 125BDD binary decision diagram 126BDI bit deinterleave 127BDUF big design up front 128BEDO burst extended data output 129BER basic encoding rules 130BER bit error {rate,ratio} 131BERT boot error record table 132BFD binary {file,format} descriptor 133BFKL big fscking kernel lock 134BFS breadth-first search 135BFT binary file transfer 136BGA ball grid array 137BGP Border Gateway Protocol 138BGPSEC BGP Security 139BIND Berkeley Internet Name Daemon 140BIOS Basic Input/Output System 141BIOS built-in operating system 142BIST built-in self-test 143BIU bus interface unit 144BKDG BIOS and kernel developer's guide 145BLAS basic linear algebra subprograms 146BLC back light control 147BLOB binary large object 148BM bus master 149BMC baseboard management controller 150BMIC bus master interface controller 151BN boundary neutral 152BNF Backus-Naur form 153BO binary output 154BOF beginning of file 155BOM beginning of message 156BOM byte order mark 157BP base pointer 158BP boot processor 159BPB BIOS parameter block 160BPDU bridge protocol data unit 161BPF Berkeley Packet Filter 162BPI bits per inch 163BPM business process modelling 164BPS bits per second 165BPSK binary phase shift keying 166BQS Berkeley quality software 167BRE basic regular expression 168BS backspace 169BS binary sequence 170BSA basic service area 171BSD Berkeley Software Distribution 172BSDP Boot Service Discovery Protocol 173BSF bit scan forward 174BSOD blue screen of death 175BSP binary space partition 176BSP board support package 177BSP bootstrap processor 178BSR bit scan reverse 179BSS basic service set 180BSS block started by symbol 181BSSID basic service set identifier 182BT BitTorrent 183BT Bluetooth 184BT bit test 185BTC bit test [and] complement 186BTM bus transport mechanism 187BTR bit test [and] reset 188BTS bit test [and] set 189BTS bug tracking system 190BW bandwidth 191BWM block-write mode 192BUAG big ugly ASCII graphic 193CA certificate authority 194CAD computer-aided design 195CAM computer assisted manufacturing 196CAM conditional access module 197CAM content addressable memory 198CARP Common Address Redundancy Protocol 199CAS column address strobe 200CAS compare and swap 201CAS computer algebra system 202CASE computer aided software engineering 203CAU control access unit 204CAV constant angular velocity 205CBC cipher block chaining 206CBR constant bit rate 207CC carbon copy 208CCD charge coupled device 209CCI co-channel interferer 210CCNUMA cache-coherent non-uniform memory access 211CCTL command completion time limit 212CD cache disable 213CD compact disc 214CDDA compact disc digital audio 215CDL compiler description language 216CDMA code division multiple access 217CDP Cisco Discovery Protocol 218CDRAM cache dynamic random access memory 219CER canonical encoding rules 220CE customer edge 221CF compact flash 222CFB cipher feedback 223CFG context-free grammar 224CFG control-flow graph 225CFI control-flow integrity sanitizer 226CG control gate 227CGA Color Graphics Adapter 228CGI common gateway interface 229CGN Carrier-Grade NAT 230CHAP Challenge-Handshake Authentication Protocol 231CHFS chip file system 232CHS cylinder/head/sector 233CI continuous integration 234CI {common,component} interface 235CIDR Classless Inter-Domain Routing 236CIF common intermediate format 237CIFS Common Internet File System 238CIL common intermediate language 239CIR carrier-to-interference ratio 240CIS contact image sensor 241CISC complex instruction set {computer,computing} 242CJK Chinese, Japanese, [and] Korean 243CLF common log format 244CLI command line interface 245CLI common language infrastructure 246CLR common language runtime 247CLS common language specification 248CLTT closed loop thermal throttling 249CLUT color look-up table 250CLV constant linear velocity 251CM configuration management 252CMA concert multithread architecture 253CMC chassis management controller 254CMC corrected machine check 255CMS {configuration,content,course} management system 256CMI control {management,method} interface 257CMOS complementary metal-oxide-semiconductor 258CMP chip multi-processing 259CMS content management system 260CMYK cyan magenta yellow black 261CN {common,canonical} name 262CNC computer numerical control 263CNR carrier-to-noise ratio 264COF current operating frequency 265COFDM coded orthogonal frequency division multiplexing 266COFF common object file format 267COM component object model 268COM computer on module 269COMA cache-only memory architecture 270CORBA common object request broker architecture 271COS class of service 272COW copy-on-write 273CP continuous pilot 274CPB core performance boost 275CPC central processor complex 276CPC cpu performance counters 277CPE common phase error 278CPE common platform enumeration 279CPER common platform error record 280CPG clock pulse generator 281CPI cycles per instruction 282CPL current privilege level 283CPLD complex programmable logic device 284CPP C preprocessor 285CPS characters per second 286CPS continuation-passing style 287CPT command pass through 288CPU central processing unit 289CR carriage return 290CRC cyclic redundancy check 291CRL carrier recovery loop 292CRLF carriage return line feed 293CRT cathode ray tube 294CRUD create, read, update, and delete 295CS cable select 296CS chip select 297CS code segment 298CS computer science 299CSDL {common,conceptual} schema definition language 300CSI channel state information 301CSI common system interface 302CSMA carrier sense multiple access 303CSMA/CA carrier sense multiple access with collision avoidance 304CSMA/CD carrier sense multiple access with collision detection 305CSP communicating sequential processes 306CSP content security policy 307CSP constrain satisfaction problems 308CSP cryptographic service provider 309CSR control [and] status registers 310CSRG Computer Systems Research Group 311CSS cascading style sheets 312CSV comma-separated values 313CTF compact c type format 314CTM close to metal 315CTR counter [mode] 316CTS clear to send 317CTS common type system 318CUA common user access 319CUT coordinated universal time 320CV control voltage 321CVE common vulnerabilities and exposures 322CVS Concurrent Versions System 323DA destination address 324DAA distributed application architecture 325DAB digital audio broadcasting 326DAC digital [to] analog converter 327DAC discretionary access control 328DAD duplicate address detection 329DANE DNS-based Authentication of Named Entities 330DAO disk at once 331DAP Directory Access Protocol 332DAT digital audio tape 333DAT dynamic acceleration technology 334DB database 335DBA database administrator 336DBA dynamic bandwidth allocation 337DBB data bus buffer 338DBC design by contract 339DBL dynamic buffer limiting 340DBMS database management system 341DBS database server 342DC direct current 343DCC Direct Client-to-Client 344DCC direct cable connect 345DCD data carrier detect 346DCE data control equipment 347DCE distributed computing environment 348DCIM data center infrastructure management 349DCIM digital camera images 350DCL Digital Command Language 351DCOM distributed component object model 352DCOP Desktop COmmunication Protocol 353DCS data collection systems 354DCT discrete cosine transform 355DCU data cache unit 356DDC display data channel 357DDE dynamic data exchange 358DDK device driver kit 359DDL data description language 360DDR double data rate 361DDS direct digital sound 362DDWG Digital Display Working Group 363DE debugging extensions 364DE desktop environment 365DEA data encryption algorithm 366DEC Digital Equipment Corporation 367DEK data encryption key 368DEP data execution prevention 369DER distinguished encoding rules 370DES Data Encryption Standard 371DF don't fragment 372DFA deterministic finite automaton 373DFC data flow control 374DFS depth first search 375DFS distributed file system 376DFSAN Data Flow Sanitizer 377DFT diagnostic function test 378DFT discrete Fourier transform 379DGL data generation language 380DH Diffie-Hellman 381DHCP Dynamic Host Configuration Protocol 382DIFS distributed inter-frame space 383DIMM dual inline memory module 384DIRT design in real time 385DL diode logic 386DL discrete logarithm 387DL download 388DLCI data link connection identifier 389DLE data link escape 390DLL dynamic link library 391DLP discrete logarithm problem 392DMA direct memory access 393DMI desktop management interface 394DMS document management system 395DMT discrete multitone modulation 396DMU data management layer 397DNARD Digital network appliance reference design 398DND drag and drop 399DNLC directory name lookup cache 400DNS Domain Name System 401DNSSEC DNS Security Extensions 402DOE distributed object environment 403DOF data over fibre 404DOM document object model 405DOS denial of service 406DOS disk operating system 407DP DisplayPort 408DPC deferred procedure call 409DPCM differential pulse code modulation 410DPD dead peer detection 411DPI deep packet inspection 412DPI dots per inch 413DPL descriptor privilege level 414DPS Display PostScript 415DPST display power savings technology 416DRAAS disaster recovery as a service 417DRAM dynamic random access memory 418DRBG deterministic random bit generator 419DRI direct rendering infrastructure 420DRM digital rights management 421DRRS display refresh rate switching 422DS debug store 423DSA digital signature algorithm 424DSAP destination service access point 425DSB double-sideband modulation 426DSDT differentiated system descriptor table 427DSF device special file 428DSL dataset and snapshot layer 429DSL digital subscriber line 430DSL domain specific language 431DSLAM digital subscriber line access multiplexer 432DSN delivery status notification 433DSO dynamic shared object 434DSP digital signal processor 435DSSS direct sequence spread spectrum 436DTD document type definition 437DTE data terminal equipment 438DTE dumb terminal emulator 439DTL diode-transistor logic 440DTLS datagram transport layer security 441DTS digital thermal sensor 442DUT device under test 443DVB digital video broadcasting 444DVCS distributed version control system 445DVD digital versatile disc 446DVFS dynamic voltage and frequency scaling 447DVI device independent 448DVI Digital Visual Interface 449DVR digital video recorder 450E-XER extended XML encoding rules 451EABI embedded-application binary interface 452EAI Email Address Internationalization 453EAI Enterprise Application Integration 454EAP Extensible Authentication Protocol 455EAPOL EAP over Lan 456EBCDIC Extended Binary Coded Decimal Interchange Code 457EBDA Extended BIOS Data Area 458EBNF extended backus-naur form 459EBR extended boot record 460EC elliptic curve 461ECC elliptic curve cryptography 462ECC error correction code 463ECDH elliptic curve Diffie-Hellman 464ECDL elliptic curve discrete logarithm 465ECDLP elliptic curve discrete logarithm problem 466ECDSA elliptic curve digital signature algorithm 467ECL emitter-coupled logic 468ECN explicit congestion notification 469ECP enhanced capability port 470ECS enhanced chip set 471ECS extended configuration space 472EDAC error detection and correction 473EDAT enhanced dynamic acceleration technology 474EdDSA Edwards curve digital signature algorithm 475EDGE explicit data graph execution 476EDID extended display identification data 477EDO extended data out 478EDS electronical data sheet 479EEE energy efficient ethernet 480EEPROM electrically erasable programmable read only memory 481EFI extensible firmware interface 482EFL emitter follower logic 483EFM eight to fourteen modulation 484EFS extent file system 485EGA Enhanced Graphics Adapter 486EGP exterior gateway protocol 487EH extension header 488EIDE enhanced IDE 489EISA extended industry standard architecture 490EINJ error injection table 491ELF executable and linking format 492ELS entry level system 493EMI electro-magnetic interference 494EMP electro-magnetic pulse 495EMR electro-magnetic radiation 496EMACS Editor MACroS 497EOF end of file 498EOI end of interrupt 499EOIS end of interactive support 500EOL end of life 501EOL end of line 502EOT end of transmission 503EPIC explicitly parallel instruction computing 504EPP enhanced parallel port 505EPRML extended partial response, maximum likelihood 506EPROM erasable programmable read only memory 507ERC error recovery control 508ERD emergency recovery disk 509ERD entity relationship diagram 510ERE extended regular expression 511ERST error record serialization table 512ESAN Efficiency Sanitizer 513ESB enterprise service bus 514ESDI enhanced small disk interface 515ESDRAM enhanced synchronous dynamic random access memory 516ESI enclosure services interface 517ESS electronic switching system 518ESS extended service set 519ESSID extended service set identifier 520EST enhanced speedstep 521ETL extract, transform, load 522EU execution unit 523EULA end user license agreement 524FAT file allocation table 525FBRAM frame buffer random access memory 526FCIF full common intermediate format 527FCL fiber channel loop 528FCS frame check sequence 529FDC floppy disk controller 530FDD floppy disk drive 531FDDI fiber distributed data interface 532FDE full disk encryption 533FDT flattened device tree 534FEA finite element analysis 535FEC forward error correction 536FET field-effect transistor 537FF finite field 538FF form feed 539FFDH finite-field Diffie-Hellman 540FFH functional fixed hardware 541FFI foreign function interface 542FFM focus follows mouse 543FFS Fast File System 544FFS find first set 545FFT fast Fourier transform 546FG floating gate 547FHSS frequency hop spread spectrum 548FID frequency identifier 549FIFO first in, first out 550FILO first in, last out 551FIPS Federal Information Processing Standards 552FIR fast infrared 553FLOPS floating [point] operations per second 554FLOSS free/libre/open source software 555FM frequency modulation 556FMR false match rate 557FOSS free/open source software 558FPGA field programmable gate array 559FPM fast page mode 560FPR floating point register 561FPU floating point unit 562FQDN fully qualified domain name 563FRR false rejection rate 564FRU field replaceable unit 565FS file system 566FSB front side bus 567FSCK file system check 568FSF Free Software Foundation 569FSK frequency shift keying 570FSM finite-state machine 571FTA fault tree analysis 572FTL flash translation layer 573FTP File Transfer Protocol 574FTPS File Transfer Protocol Secure 575FUS fast user switching 576FWH firmware hub 577FWS folding white space 578GAL generic array logic 579GAS generic address structure 580GC garbage collector 581GCM Galois counter mode 582GCR group-coded recording 583GDI Graphics Device Interface 584GDT global descriptor table 585GEM graphics environment manager 586GEM graphics execution manager 587GENA general event notification architecture 588GHC Glasgow Haskell compiler 589GHES generic hardware error source 590GIC generic interrupt controller 591GID group identifier 592GIF graphics interchange format 593GMCH graphics and memory controller hub 594GNU GNU's Not Unix 595GOP graphics output protocol 596GOT global offset table 597GPE general purpose event 598GPF general protection fault 599GPG GNU Privacy Guard 600GPL [GNU] General Public License 601GPR general purpose register 602GPS generalized processor sharing 603GPT GUID partition table 604GPU graphics processing unit 605GR golden ratio 606GRE generic routing encapsulation 607GSI global system interrupt 608GUI graphical user interface 609GUID globally unique identifier 610GVFS git virtual file system 611HA high availability 612HAL hardware abstraction layer 613HAT hashed array tree 614HATEOAS hypermedia as the engine of application state 615HBA host bus adapter 616HCF halt and catch fire 617HCI host controller interface 618HCI human-computer interaction 619HCL hardware compatibility list 620HDCP High-bandwidth Digital Content Protection 621HDD hard disk drive 622HDL hardware description language 623HDMI High-Definition Multimedia Interface 624HDTV high-definition television 625HECI host embedded controller interface 626HEST hardware error source table 627HF high frequency 628HFM highest frequency mode 629HFS hierarchical file system 630HID human interface device 631HKP HTTP Keyserver Protocol 632HLL high-level language 633HMA high memory area 634HMI human-machine interface 635HOOD hierarchical object oriented design 636HP Hewlett-Packard 637HPC high performance computing 638HPET high precision event timer 639HSM hardware security module 640HSM hierarchical storage management 641HT hyper-threading 642HTC hardware thermal control 643HTCC high temperature co-fired ceramic 644HTML HyperText Markup Language 645HTT hyper-threading technology 646HTTP Hypertext Transfer Protocol 647HTTPS Hypertext Transfer Protocol Secure 648HVM hardware virtual machine 649HVDS High-Voltage Differential Signaling 650HWASAN Hardware-assisted Address Sanitizer 651HZ Hertz 652I2O intelligent input/output 653IA information assurance 654IAAS infrastructure as a service 655IANA Internet Assigned Numbers Authority 656IBC iterated block cipher 657IBM International Business Machines 658IBS instruction based sampling 659IBSS independent basic service set 660IC integrated circuit 661ICA independent computer architecture 662ICB Internet Citizen's Band 663ICE in-circuit emulator 664ICE internal compiler error 665ICH I/O controller hub 666ICMP Internet Control Message Protocol 667ICT information and communications technology 668ICW initialization command word 669IDA Intel dynamic acceleration 670IDCMP Intuition direct communication message port 671IDE integrated development environment 672IDE integrated drive electronics 673IDPS intrusion detection [and] prevention system 674IDRP inter-domain routing protocol 675IDS intrusion detection system 676IDT interrupt descriptor table 677IE Internet Explorer 678IEC International Electrotechnical Commission 679IEEE Institute of Electrical and Electronics Engineers 680IESG Internet Engineering Steering Group 681IETF Internet Engineering Task Force 682IF intermediate frequency 683IFCM isochronous flow control mode 684IFF Interchange File Format 685IFS internal field separator 686IGD Internet gateway device 687IGMP Internet Group Management Protocol 688IGP interior gateway protocol 689IHV independent hardware vendor 690IKE Internet key exchange 691ILM internal loopback mode 692ILOM integrated lights-out management 693ILP instruction level parallelism 694IM instant messaging 695IMAP Internet Message Access Protocol 696IMC integrated memory controller 697IMCR interrupt mode configuration register 698IMR interrupt mask register 699IMS information management system 700IMSI international mobile subscriber identity 701INCITS InterNational Committee for Information Technology Standards 702IO input/output 703IOCTL input/output control 704IOM input/output managers 705IOMMU input/output memory management unit 706IOT Internet of Things 707IP Internet Protocol 708IP intellectual property 709IPC instructions per cycle 710IPC interprocess communication 711IPCF interprocess communication facility 712IPE integrated programming environment 713IPI intelligent peripheral interface 714IPI interprocessor interrupt 715IPL Initial Program Load 716IPL Interrupt Priority Level 717IPMB Intelligent Platform Management Bus 718IPMI Intelligent Platform Management Interface 719IPNG Internet Protocol, Next Generation 720IPS in-plane switching 721IPS intrusion prevention system 722IPSEC Internet Protocol Security 723IRC Internet Relay Chat 724IRDA infrared data association 725IRQ interrupt request 726IRQL interrupt request level 727IRR interrupt request register 728IRTF Internet Research Task Force 729IS information system 730ISA industry standard architecture 731ISA instruction set architecture 732ISE instant secure erase 733ISDN integrated services digital network 734ISI inter-symbol interference 735ISL initial system load 736ISM industrial, scientific, [and] medical 737ISN initial serial number 738ISO International Standards Organization 739ISOC Internet Society 740ISP Internet service provider 741ISR in-service register 742ISR interrupt service routine 743IST interrupt stack table 744ISV independent software vendor 745IT information technology 746ITB Intel Turbo Boost 747ITIL information technology infrastructure library 748ITP in-target probe 749ITSM IT service management 750IV initialization vector 751IVT interrupt vector table 752JBOD just a bunch of disks 753JCL Job Control Language 754JFET junction [gate] field-effect transistor 755JIT just in time 756JPEG Joint Photographic Experts Group 757JRE Java Runtime Environment 758JSON JavaScript Object Notation 759JTAG joint test action group 760KASLR kernel address space layout randomization 761KB keyboard 762KB kilobyte 763KBD keyboard 764KBD kilobaud 765KCS keyboard controller style 766KLOC thousand lines of code 767KMS kernel-mode setting 768KPI kernel programming interface 769KVA kernel virtual address 770KVM kernel virtual machine 771KVM kernel virtual memory 772KVM keyboard, video, [and] mouse 773L2CAP link layer control and adaptation protocol 774LAMP Linux Apache MySQL {Perl,PHP,Python} 775LAN local area network 776LAPIC local advanced programmable interrupt controller 777LAR load access rights 778LBA logical block addressing 779LBNF labeled backus-naur form 780LBS location-based service 781LCD liquid crystal display 782LCP link control protocol 783LDA local delivery agent 784LDAP Lightweight Directory Access Protocol 785LDR light-dependent resistor 786LDT local descriptor table 787LE logical extent 788LED light emitting diode 789LELL low energy link layer 790LER label edge router 791LF line feed 792LF low frequency 793LFM lowest frequency mode 794LFN long file names 795LFO low-frequency oscillation 796LFS log-structured file system 797LFU least frequently used 798LHP loop heat pipe 799LIF logical interchange format 800LIFO last in, first out 801LILO LInux LOader 802LILO last in, last out 803LINT local interrupt 804LIR local Internet registry 805LISP LISt Processor 806LISP Locator/ID Separation Protocol 807LKM {Linux,loadable} kernel module 808LKML Linux kernel mailing list 809LL load linked 810LL/SC load linked/store conditional 811LLC logical link control 812LLD low-level design 813LLDD low-level design document 814LLDP link layer discovery protocol 815LLF low level format 816LLMNR link-local multicast name resolution 817LLVM Low Level Virtual Machine 818LM long mode 819LMI local management interface 820LMM link management mode 821LMP link management protocol 822LNO loop nest optimization 823LOC lines of code 824LOM lights-out management 825LPE Linux performance events 826LPC low pin count 827LPS local positioning system 828LRC longitudinal redundancy check 829LRM left-to-right mark 830LRO left-to-right override 831LRU least recently used 832LS link state 833LSAN Leak Sanitizer 834LSB Linux standards base 835LSB least significant {bit,byte} 836LSI large scale integration 837LSL load segment limit 838LSM log structured merge 839LSN Large Scale NAT 840LSN log sequence number 841LSR label switch router 842LTCC low temperature co-fired ceramic 843LTO linear tape-open 844LTO link time optimization 845LTR left to right 846LTR load task register 847LTR letter(-sized paper) 848LTS long term support 849LUA Lua Uppercase Accident 850LUN logical unit number 851LV logical volume 852LVM logical volume management 853LVT local vector table 854LVDS Low-Voltage Differential Signaling 855LWP light-weight process 856LZSS Lempel Ziv Storer Szymanski 857LZW Lempel Ziv Welch 858MAC mandatory access control 859MAC {media,medium} access control 860MAC message authentication {check,code} 861MADT multiple APIC descriptor table 862MAMR microwave-assisted magnetic recording 863MB megabyte 864MBA multi-boot agent 865MBR master boot record 866MBS megabits per second 867MC memory controller 868MCA machine check architecture 869MCA MicroChannel architecture 870MCC multiversion concurrency control 871MCE machine check exception 872MCGA Multi-Color Graphics Array 873MCH memory controller hub 874MCM multi-chip module 875MCQ memory controlled queue 876MD machine-dependent 877MD-SAL model-driven service abstraction layer 878MDA mail delivery agent 879MDA Monochrome Display Adapter 880MDC Management Data Clock 881MDI Medium Dependent Interface 882MDI-X Medium Dependent Interface Crossover 883MDIO Management Data Input/Output 884MDMX MIPS Digital Media eXtension 885MDRAM multibank dynamic random access memory 886MESI modified, exclusive, shared, invalid 887MFC merge from current 888MFC Microsoft Foundation Classes 889MFM modified frequency modulation 890MFU most frequently used 891MGCP media gateway control protocol 892MI machine-independent 893MI machine interface 894MIB management information base 895MIC message integrity {check,code} 896MID mobile Internet device 897MIDI musical instrument digital interface 898MIF management information format 899MII media independent interface 900MIM man in the middle 901MIMD multiple instruction, multiple data 902MIME Multipurpose Internet Mail Extensions 903MIMO multiple input multiple output 904MIPS million instructions per second 905MIPS Microprocessor without Interlocked Pipeline Stages 906MISD multiple instruction, single data 907MIT Massachusetts Institute of Technology 908MITM man in the middle 909ML machine language 910ML machine learning 911ML mailing list 912ML markup language 913ML maximum likelihood 914MLC multi-level cell 915MLD multicast listener discovery 916MLHP micro loop heat pipe 917MMF multi-mode fiber 918MMIC monolithic microwave integrated circuit 919MMIO memory mapped input/output 920MMORPG massive multiplayer online role playing game 921MMU memory management unit 922MMX matrix math extension 923MMX multimedia extension 924MMX multiple math extension 925MO magneto-optical 926MOESI modified, owned, exclusive, shared, invalid 927MOF maximum operating frequency 928MOSFET metal-oxide-semiconductor field-effect transistor 929MOSI modified, owned, shared, invalid 930MP multi-platform 931MP multiplayer 932MP {multiprocessing,multiprocessor} 933MPEG moving picture experts group 934MPI message passing interface 935MPLS Multiprotocol Label Switching 936MPP massively parallel processor 937MPS memory pool system 938MPS multiprocessor specification 939MQTT Message Queuing Telemetry Transport 940MR modem ready 941MRO method resolution order 942MRU most recently used 943MS Microsoft 944MSAN Memory Sanitizer 945MSB most significant {bit,byte} 946MSC message sequence chart 947MSE mean square error 948MSF minutes seconds frames 949MSI message signaled interrupt 950MSI modified, shared, invalid 951MSR {machine state,model-specific} register 952MSS maximum segment size 953MSTP Multiple Spanning Tree Protocol 954MT machine translation 955MTA mail transfer agent 956MTBF mean time between failures 957MTP media transfer protocol 958MTRR memory type range register 959MTTF mean time to failure 960MTU maximum transmission unit 961MUA mail user agent 962MUD multi-user domain 963MVCC multiversion concurrency control 964MWE module width encoding 965MX mail exchange 966NACK negative acknowledgement 967NAK negative acknowledgement 968NAN not a number 969NAPT Network Address Port Translation 970NAS network attached storage 971NAT network address translation 972NAV network allocation vector 973NC numerical control 974NC-SI network controller sideband interface 975NCO numerically-controlled oscillator 976NCP Network Control Protocol 977NCSI network connectivity status indicator 978NCQ native command queuing 979ND neighbor discovery 980NDFA nondeterministic finite automaton 981NE numeric error 982NEWS Network extensible Window System 983NFA nondeterministic finite automaton 984NFC near-field communication 985NFCI no functional change intended 986NFS network file system 987NFV network function virtualization 988NIA next instruction address 989NIC network information center 990NIC network interface card 991NIDS network intrusion detection system 992NIP network interface protocol 993NIPS network intrusion prevention system 994NIS network information service 995NIST National Institute of Standards and Technology 996NLS native language support 997NMI non-maskable interrupt 998NNTP Network News Transfer Protocol 999NOC network operations center 1000NOP no operation 1001NOS network operating system 1002NP nondeterministic polynomial time 1003NRND not recommended for new designs 1004NRZ non-return to zero 1005NSA nation-state adversary 1006NSA no such agency 1007NSA National Security Agency 1008NTM non-deterministic Turing machine 1009NTP Network Time Protocol 1010NUMA non-uniform memory access 1011NVMM NetBSD Virtual Machine Monitor 1012NVMM non-volatile main memory 1013NVRAM non-volatile random access memory 1014NW not write-through 1015NX no execute 1016OAEP optimal asymmetric encryption padding 1017OAM operations, administration, and {management,maintenance} 1018OBO off by one 1019OBOE off by one error 1020OCL object constraint language 1021OCR optical character recognition 1022ODE offline device environment 1023ODM object data manager 1024ODCM on-demand clock modulation 1025ODT on-die termination 1026OEM original equipment manufacturer 1027OFB output feedback 1028OFDM orthogonal frequency division multiplexing 1029OFET organic field-effect transistor 1030OLAP online analytical processing 1031OLE object linking and embedding 1032OLTP online transaction processing 1033ONFI open nand flash interface 1034OO OpenOffice 1035OO object oriented 1036OOB out of band 1037OOE out of order execution 1038OOM out of memory 1039OOO OpenOffice.org 1040OOP object oriented programming 1041OOPS object oriented programming systems 1042OOSE object oriented software engineering 1043OPM operations per minute 1044OPS operations per second 1045OQL Object Query Language 1046ORB object request broker 1047ORM object-relational mapping 1048OS operating system 1049OSD open source definition 1050OSF open software foundation 1051OSI Open Source Initiative 1052OSI open systems interconnection 1053OSPF open shortest path first 1054OSPM OS power management 1055OSS open sound system 1056OSS open source software 1057OSVW operating system visible workarounds 1058OTP one time password 1059OTP open telecom platform 1060OU organizational unit 1061OUI organizationally unique identifier 1062OWL Web Ontology Language 1063P2P PCI to PCI 1064P2P peer to peer 1065PA phase accumulator 1066PA physical address 1067PAAS platform as a service 1068PAC phase-amplitude converter 1069PAE physical address extension 1070PAL phase alternating line 1071PAL programmable array logic 1072PAM pluggable authentication modules 1073PAM pulse amplitude modulation 1074PAP password authentication protocol 1075PAT page attribute table 1076PAT port address translation 1077PATA parallel ATA 1078PAX portable archive exchange 1079PBE pending break encoding 1080PBE programming by example 1081PC personal computer 1082PC program counter 1083PCB printed circuit board 1084PCB process control block 1085PCB Protocol Control Block 1086PCC Portable C Compiler 1087PCD page-level cache disable 1088PCE path computation element 1089PCE performance-monitor counter enable 1090PCEP Path Computation Element Protocol 1091PCH platform controller hub 1092PCI peripheral component interconnect 1093PCM phase change memory 1094PCM pulse code modulation 1095PCMCIA Personal Computer Memory Card International Association 1096PCP Port Control Protocol 1097PD public domain 1098PDA personal digital assistant 1099PDA pushdown automaton 1100PDAG propositional directed acyclic graph 1101PDB power distribution board 1102PDF portable document format 1103PDM pulse-duration modulation 1104PDN pull-down network 1105PDP page {descriptor,directory} page 1106PDS product data sheet 1107PDU protocol data unit 1108PE protection enable 1109PE provider edge 1110PEAP Protected EAP 1111PECI platform environment control interface 1112PEP protocol extension protocol 1113PER packed encoding rules 1114PFS perfect forward secrecy 1115PGAS partitioned global address space 1116PGE page global enable 1117PGP Pretty Good Privacy 1118PHB PCI host bridge 1119PHP PHP: Hypertext Preprocessor 1120PIC performance instrumentation counters 1121PIC position independent code 1122PIC programmable interrupt controller 1123PICNIC problem in chair, not in computer 1124PID process id 1125PIE position independent executable 1126PIL Priority Interrupt Level 1127PIM personal information manager 1128PIM platform-independent model 1129PIO programmed input/output 1130PIPT physically indexed, physically tagged 1131PIQ prefetch input queue 1132PIT programmable interrupt timer 1133PIV personal identity verification 1134PIX Private Internet eXchange 1135PKCS public-key cryptography standards 1136PKI public key infrastructure 1137PLC programmable logic controller 1138PLD programmable logic device 1139PLL phase locked loop 1140PLRU pseudo LRU 1141PLTM package level thermal management 1142PM power management 1143PM {phase,pulse} modulation 1144PMC performance monitoring counters 1145PME power management event 1146PMEG page map entry group 1147PMI performance monitoring infrastructure 1148PMI platform management interrupt 1149PMIC power management integrated circut 1150PMIO port-mapped input/output 1151PMT photo-multiplier tube 1152PMU performance monitoring units 1153PMU power management unit 1154PNG portable network graphics 1155PNP plug and play 1156POE power over ethernet 1157POF probability of failure 1158POP Post Office Protocol 1159POP power on password 1160POSIX Portable Operating System Interface [for Unix] 1161POST power on self test 1162POTS plain old telephone system 1163POWER Performance Optimization With Enhanced RISC 1164POWERPC Performance Optimization With Enhanced RISC - Performance Computing 1165PP pair programming 1166PPB PCI [to] PCI bridge 1167PPC PowerPC 1168PPC Power Performance Computing 1169PPI pixels per inch 1170PPM pages per minute 1171PPP Point-to-Point Protocol 1172PPPOA Point-to-Point Protocol over ATM 1173PPPOE Point-to-Point Protocol over Ethernet 1174PPU physics processing unit 1175PRAM Parameter RAM 1176PRBS pseudorandom bit sequence 1177PRG pseudorandom generator 1178PRF pseudorandom function [family] 1179PRML partial response, maximum likelihood 1180PRN pseudorandom {noise,number} 1181PRNG pseudorandom number generator 1182PROM programmable read only memory 1183PRP pseudorandom permutation 1184PRU Programmable Realtime Unit 1185PS PostScript 1186PSD power spectral density 1187PSE page size extensions 1188PSK phase shift keying 1189PSK pre-shared key 1190PSTN public switched telephone network 1191PSW program status word 1192PTE page table entry 1193PTLA pseudo top level aggregator 1194PTP page table page 1195PTV perceived target value 1196PU processing unit 1197PUC personal unblocking code 1198PUN physical unit number 1199PV physical volume 1200PVC permanent virtual circuit 1201PVG physical volume group 1202PVI protected-mode virtual interrupt 1203PVST Per-VLAN Spanning Tree 1204PWM pulse width modulation 1205PXE preboot execution environment 1206QA quality assurance 1207QAM quadrature amplitude modulation 1208QAM quality assurance management 1209QBE query by example 1210QC quality control 1211QDI quasi delay insensitive 1212QCIF quarter common intermediate format 1213QOS quality of service 1214QVL qualified vendor list 1215R/O read only 1216R/W read/write 1217RA receiver address 1218RA remote assistance 1219RA resource affinity 1220RA router advertisement 1221RAD rapid application development 1222RAID redundant array of {independent,inexpensive} disks 1223RAM random access memory 1224RAS reliability, availability and serviceability 1225RAS remote access service 1226RAS restartable atomic sequence 1227RAS row address strobe 1228RBF radial basis function 1229RBNF routing backus-naur form 1230RBT red-black tree 1231RC release candidate 1232RC remote control 1233RC run commands 1234RCS Revision Control System 1235RCS revision control system 1236RCU read, copy, update 1237RDB Rigid Disk Block 1238RDBMS relational database management system 1239RDF Resource Description Framework 1240RDM relational data model 1241RDMA remote direct memory access 1242RDRAM Rambus DRAM 1243RE regular expression 1244REST representational state transfer 1245RF radio frequency 1246RFI radio frequency interference 1247RFO request for ownership 1248RFU reserved for future use 1249RGB red green blue 1250RGBA red green blue alpha 1251RGMII reduced gigabit media independent interface 1252RH read hit 1253RHEL Red Hat Enterprise Linux 1254RHL Red Hat Linux 1255RIB routing information base 1256RIFF Resource Interchange File Format 1257RIP Raster Image Processor 1258RIP Routing Information Protocol 1259RIR regional Internet registry 1260RISC reduced instruction set {computer,computing} 1261RKM ROM Kernel Manual 1262RLE run length encoding 1263RLL run length limited 1264RLO right-to-left override 1265RM read miss 1266RMCP Remote Management Control Protocol 1267RMI remote method invocation 1268RMO Relaxed Memory Ordering 1269RMPM rapid memory power management 1270RMS root mean square 1271RMW read, modify, write 1272RNG random number generator 1273ROM read only memory 1274RPC remote procedure call 1275RPKI resource PKI 1276RPL requested privilege level 1277RPM revolutions per minute 1278RPN reverse Polish notation 1279RPVST Rapid Per-VLAN Spanning Tree 1280RR random replacement 1281RR round robin 1282RS relay station 1283RSA Rivest, Shamir, [and] Adleman 1284RSIP Realm Specific IP 1285RSN Robust Secure Network 1286RSS really simple syndication 1287RSS residual sum of squares 1288RSTP Rapid Spanning Tree Protocol 1289RT real time 1290RTC real time clock 1291RTC real time computing 1292RTF rich text format 1293RTL register transfer language 1294RTL resistor-transistor logic 1295RTL right to left 1296RTOS real time operating system 1297RTS request to send 1298RTT round trip time 1299RUP rational unified process 1300RW Rabin-Williams 1301RWM read-write memory 1302RX {receive,receiver} 1303S/PDIF Sony/Philips Digital Interface Format 1304SA security advisory 1305SA security association 1306SA source address 1307SA structured analysis 1308SAAS software as a service 1309SACD super audio compact disc 1310SAD security association database 1311SAL {service,system} abstraction layer 1312SAM serial access memory 1313SAM sum addressed memory 1314SAML security assertion markup language 1315SAN storage area network 1316SAP service access point 1317SAPIC streamlined advanced programmable interrupt controller 1318SASD structured analysis, structured design 1319SASI Shugart Associates System Interface 1320SASL simple authentication [and] security layer 1321SATA serial advanced technology attachment 1322SAX simple API for XML 1323SB sound blaster 1324SBU standard build unit 1325SC store conditional 1326SCA source code analyzer 1327SCADA supervisory control and data acquisition 1328SCC single chip cloud 1329SCC source code control 1330SCCS Source Code Control System 1331SCI scalable coherent interface 1332SCI system control interrupt 1333SCM software configuration management 1334SCM source code management 1335SCM storage-class memory 1336SCO synchronous connection orientated 1337SCP secure copy 1338SCSI Small Computer System Interface 1339SCTP Stream Control Transmission Protocol 1340SDEI software delegated exception interface 1341SDI symbol deinterleave 1342SDK software development kit 1343SDL Simple Declarative Language 1344SDL Simple Direct-media Layer 1345SDLC {software,system,systems} development life cycle 1346SDN software defined networking 1347SDP Session Description Protocol 1348SDRAM synchronous dynamic random access memory 1349SDS software defined storage 1350SDT syntax-directed translation 1351SEA synchronous external abort 1352SEGV segmentation violation 1353SED self-encrypting drive 1354SED stream editor 1355SEO search engine optimization 1356SES SCSI enclosure services 1357SFC sequential function chart 1358SFI simple firmware interface 1359SFI software fault isolation 1360SFTP SSH File Transfer Protocol 1361SFTP Serial File Transfer Protocol 1362SFTP Simple File Transfer Protocol 1363SGMII serial gigabit media independent interface 1364SGRAM synchronous graphics random access memory 1365SHA secure hash algorithm 1366SIDH supersingular isogeny Diffie-Hellman 1367SIEM security information and event management 1368SIF source input format 1369SIFS short inter-frame space 1370SIM subscriber identity module 1371SIMD single instruction, multiple data 1372SIMM single inline memory module 1373SIP Session Initiation Protocol 1374SIR signal-to-interference ratio 1375SIR slow infrared 1376SISD single instruction, single data 1377SLAAC stateless address auto-configuration 1378SLC single-level cell 1379SLDRAM synchronous-link dynamic random access memory 1380SLED single large expensive disk 1381SLI scalable link interface 1382SLI scan-line interleave 1383SLIC system license internal code 1384SLOC source lines of code 1385SLRU segmented LRU 1386SMA smart memory access 1387SMAF system management action field 1388SMAP Simple Mail Access Protocol 1389SMAP supervisor mode access prevention 1390SMART self-monitoring analysis and reporting technology 1391SMB Server Message Block 1392SMB system management bus 1393SMBIOS System Management BIOS 1394SMC system management controller 1395SMD storage module device 1396SMEP supervisor mode execution protection 1397SMF single mode fiber 1398SMI structure of management information 1399SMI system management interrupt 1400SMM system management mode 1401SMP serial management protocol 1402SMP symmetric multiprocessing 1403SMT simultaneous multithreading 1404SMTP Simple Mail Transfer Protocol 1405SMU system management unit 1406SNA systems network architecture 1407SNAP Sub-Network Access Protocol 1408SNIA Storage Networking Industry Association 1409SNMP Simple Network Management Protocol 1410SNR signal-to-noise ratio 1411SOA service oriented architecture 1412SOAP Simple Object Access Protocol 1413SOC system on chip 1414SOF start of frame 1415SOH start of header 1416SOHO small office/home office 1417SOL serial over LAN 1418SOM system on module 1419SP service pack 1420SP stack pointer 1421SPA storage pool allocator 1422SPARC scalable processor architecture 1423SPARQL SPARQL Protocol and RDF Query Language 1424SPD security policy database 1425SPD serial presence detect 1426SPDIF Sony/Philips digital interface format 1427SPI serial peripheral interface 1428SPI stateful packet inspection 1429SPL system interrupt priority level 1430SPL spinlock 1431SPMD single process, multiple data 1432SPR special purpose register 1433SPT sectors per track 1434SQA software quality assurance 1435SQCIF sub quarter common intermediate format 1436SQL Structured Query Language 1437SRAM static random access memory 1438SRC sample rate conversion 1439SRP SCSI RDMA protocol 1440SS self-snoop 1441SS stack segment 1442SSA static single assignment 1443SSAP source service access point 1444SSB single-sideband modulation 1445SSD solid state drive 1446SSE streaming SIMD extensions 1447SSFDC solid state floppy disc card 1448SSH secure shell 1449SSI server side includes 1450SSID service set identifier 1451SSL secure sockets layer 1452SSP stack smashing protection 1453STC software thermal control 1454STD state transition diagram 1455STOMP Streaming Text Oriented Messaging Protocol 1456STP Spanning Tree Protocol 1457STP shielded twisted pair 1458SUN Stanford University Network 1459SUS Single Unix Specification 1460SUT system under test 1461SVC switched virtual circuit 1462SVG scalable vector graphics 1463SVGA Super Video Graphics Array 1464SVI {switch,switched} virtual interface 1465SVM secure virtual machine 1466SVM support vector machine 1467SVR System V Release 1468SVS Separate Virtual Space 1469SWF Shockwave Flash 1470SWIG simplified wrapper [and] interface generator 1471SYR symbol timing recovery 1472TA test assertion 1473TA transmitter address 1474TAI international atomic time 1475TAO track at once 1476TAOCP The Art of Computer Programming 1477TAP Test Anything Protocol 1478TAS test and set 1479TB terabyte 1480TBNF transitional backus-naur form 1481TCB trace capture buffer 1482TCB trusted computing base 1483TCC thermal control circuit 1484TCL tool command language 1485TCP Transmission Control Protocol 1486TCQ tagged command queueing 1487TDC time [to] digital converter 1488TDD test-driven development 1489TDD time division duplex 1490TDM time division multiplexing 1491TDMA time division multiple access 1492TDOA time difference of arrival 1493TDP thermal design {point,power} 1494TECO Text Editor and Corrector 1495TFT thin film transistor 1496TFTP Trivial File Transfer Protocol 1497TIAS try it and see 1498TIFF tagged image file format 1499TITS try it to see 1500TK temporal key 1501TKIP Temporal Key Integrity Protocol 1502TLA top level aggregator 1503TLB translation lookaside buffer 1504TLD top level domain 1505TLER time-limited error recovery 1506TLI transport layer interface 1507TLS thread local storage 1508TLS transport layer security 1509TM Turing machine 1510TM thermal monitor 1511TMG transmogrifier 1512TMDS transition minimized differential signaling 1513TMO timeout 1514TOD time of day 1515TOS terms of service 1516TOS trusted operating system 1517TOS type of service 1518TP transaction processing 1519TPI tracks per inch 1520TPM transactions per minute 1521TPM trusted platform module 1522TPR task priority register 1523TPS transactions per second 1524TPS transmission parameters signaling 1525TR task register 1526TR token ring 1527TRL timing recovery loop 1528TRNG true random number generator 1529TS terminal services 1530TS time series 1531TS time stamp 1532TS transport stream 1533TSAN Thread Sanitizer 1534TSC time stamp counter 1535TSD time stamp disable 1536TSDB time series database 1537TSL test, set, lock 1538TSO time sharing option 1539TSO Total Store Ordering 1540TSP Time-Stamp Protocol 1541TSP Tunnel Setup Protocol 1542TSP time synchronization protocol 1543TSP traveling salesman problem 1544TSS task state segment 1545TTL time to live 1546TTL transistor-transistor logic 1547TTM translation table maps 1548TTY teletype 1549TUI {terminal,text-based,textual} user interface 1550TX {transmit out,transmitter} 1551TXG transaction group 1552TZ time zone 1553UAC user {access,account} control 1554UAF use-after-free 1555UART universal asynchronous receiver/transmitter 1556UAT user acceptance testing 1557UB undefined behavior 1558UBSAN Undefined Behavior Sanitizer 1559UC uncacheable 1560UCS uniform-cost search 1561UCS unified computing system 1562UCS universal coded character set 1563UDMA ultra DMA 1564UDO ultra density optical 1565UDP User Datagram Protocol 1566UEFI unified extensible firmware interface 1567UFS Unix File System 1568UGA universal graphics adapter 1569UI unit interval 1570UI user interface 1571UICC universal integrated circuit card 1572UID unique identifier 1573UID user identifier 1574UL upload 1575UMA uniform memory access 1576UMA upper memory area 1577UMB upper memory block 1578UML unified modeling language 1579UMPC ultra-mobile PC 1580UPNP universal plug and play 1581UPS uninterruptible power supply 1582URI uniform resource identifier 1583URL uniform resource locator 1584URN uniform resource name 1585USART universal synchronous/asynchronous receiver/transmitter 1586USB universal serial bus 1587USWC uncacheable speculative write combining 1588UT unit test 1589UTC coordinated universal time 1590UTF unicode transformation formats 1591UTP unshielded twisted pair 1592UUCP Unix-to-Unix Copy Protocol 1593UUID universally unique identifier 1594UUOC useless use of cat 1595UUT unit under test 1596UX user experience 1597VA vertical alignment 1598VA virtual address 1599VA volt-ampere 1600VAX virtual address extension 1601VB Visual Basic 1602VCA variable-gain amplifier 1603VCC common collector voltage 1604VCCP virtual chassis control protocol 1605VCF voltage-controlled filter 1606VCM virtual channel memory 1607VCO voltage-controlled oscillator 1608VCP virtual chassis port 1609VCS version control system 1610VES virtual execution system 1611VESA Video Electronics Standards Association 1612VFO variable-frequency oscillator 1613VFS virtual file system 1614VG volume group 1615VGA Video Graphics Array 1616VHDCI very high density cable interconnect 1617VID {VLAN,voltage level} identifier 1618VIM Vi IMproved 1619VIPT virtually indexed, physically tagged 1620VIVT virtually indexed, virtually tagged 1621VLAN virtual local area network 1622VLIW very long instruction word 1623VLSI very large scale integration 1624VLSM variable length subnet mask 1625VM virtual {machine,memory} 1626VME virtual mode extension 1627VMX vector multimedia extensions 1628VMX virtual machine extensions 1629VOD video on demand 1630VPD vital product data 1631VPN virtual private network 1632VPWS virtual private wire service 1633VR virtual reality 1634VRAM video random access memory 1635VRF virtual routing and forwarding 1636VRM voltage regulator module 1637VROC Virtual RAID On CPU 1638VRRP Virtual Router Redundancy Protocol 1639VSTP VLAN Spanning Tree Protocol 1640VTP VLAN Trunking Protocol 1641VXFS Veritas file sytem 1642VXVM Veritas volume manager 1643W watt 1644W3C World Wide Web Consortium 1645WAFL write anywhere file layout 1646WAMP Web Application Messaging Protocol 1647WAN wide area network 1648WAP Wireless Application Protocol 1649WAP wireless access point 1650WDM Windows Driver Model 1651WDDM Windows Display Driver Model 1652WDT watchdog timer 1653WEP Wired Equivalent Privacy 1654WFI wait for interrupt 1655WFQ weighted fair queuing 1656WH write hit 1657WIFI wireless fidelity 1658WLAN wireless local area network 1659WM write miss 1660WMI Windows Management Instrumentation 1661WOL Wake-on-LAN 1662WOM Wake-on-Modem 1663WOR Wake-on-Ring 1664WORM write once read many 1665WP WordPerfect 1666WP word processor 1667WP write protect 1668WPA Wi-Fi Protected Access 1669WPA2 Wi-Fi Protected Access II 1670WPS Wi-Fi Protected Setup 1671WRAM window random access memory 1672WS web services 1673WTC write through caching 1674WWAN wireless wide area network 1675WWW world wide web 1676WYSIAYG what you see is all you get 1677WYSIWYG what you see is what you get 1678XBAR crossbar 1679XDMCP X Display Manager control protocol 1680XER XML encoding rules 1681XGA Extended Graphics Array 1682XHR XMLHttpRequest 1683XIP execute in place 1684XML Extensible Markup Language 1685XNA XNA's not acronymed 1686XNS Xerox network systems 1687XOR exclusive or 1688XP extreme programming 1689XSI X/Open System Interface 1690XSL extensible stylesheet language 1691XSLT extensible stylesheet language transformations 1692XSS cross site scripting 1693XT extended technology 1694XTI X/Open transport interface 1695XUL XML user interface language 1696YACC yet another compiler compiler 1697YAML YAML ain't markup language 1698YANG yet another next generation 1699YAWPFAPR you are welcome; please file a problem report 1700YP Yellow Pages 1701YTD year to date 1702ZAP ZFS attribute processor 1703ZBR zone bit recording 1704ZFOD zero-filled on demand 1705ZFS zettabyte file system 1706ZIF zero insertion force 1707ZIFS zero insertion force socket 1708ZIL ZFS intent log 1709ZMA zone multicast address 1710ZOI zero one infinity 1711ZOI zone of influence 1712ZPL ZFS Posix layer 1713ZVOL ZFS Volume 1714