Forouzan - Data Communications and Networking, Fourth Edition Acronyms

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The table below lists acronyms in common and current usage by members of the Information Technology community. These acronyms are used to discuss LAN, internet, WAN, routing and switching protocols, …

The table below lists acronyms in common and current usage by members of the Information Technology community. These acronyms are used to discuss LAN, internet, WAN, routing and switching protocols, and their applicable organizations. The table contains only current, common, non-proprietary acronyms that are specific to Information Technology. Most of these acronyms appear in IT career certification exams.

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  • 1. Forouzan: Data Communications and Networking, Fourth Edition Back Matter © The McGraw−Hill Companies, 2007 Acronyms Acronyms AAL ABM ACK ACL ADSL AES AH AM AMI AMPS ANSI AP ARP ARPA ARPANET ARQ AS AS ASCII ASK ASN.1 ATM AUI B8ZS Bc Be BECN application adaptation layer asynchronous balanced mode acknowledgment asynchronous connectionless link asymmetric digital subscriber line Advanced Encryption Standard Authentication Header amplitude modulation alternate mark inversion Advanced Mobile Phone System American National Standards Institute access point Address Resolution Protocol Advanced Research Projects Agency Advanced Research Projects Agency Network automatic repeat request authentication server autonomous system American Standard Code for Information Interchange amplitude shift keying Abstract Syntax Notation 1 Asynchronous Transfer Mode attachment unit interface bipolar with 8-zero substitution committed burst size excess burst size backward explicit congestion notification BER BGP BNC BOOTP BSS BUS CA CATV CBC CBR CBT CCITT CCK CDMA CFB CGI CHAP CIDR CIR CLEC CMTS CRC CS CSM CSMA CSMA/CA Basic Encoding Rules Border Gateway Protocol Bayone-Neill-Concelman Bootstrap Protocol basic service set broadcast/unknown server Certification Authority community antenna TV cipher block chaining mode constant bit rate Core-Based Tree Consultative Committee for International Telegraphy and Telephony complementary code keying code division multiple access cipher feedback mode Common Gateway Interface Challenge Handshake Authentication Protocol Classless InterDomain Routing committed information rate competitive local exchange carrier cable modem transmission system cyclic redundancy check convergence sublayer cipher stream mode carrier sense multiple access carrier sense multiple access with collision avoidance 1067
  • 2. Forouzan: Data Communications and Networking, Fourth Edition 1068 D-AMPS DARPA dB DC DCF DCT DDNS DDS DE DEMUX DES DHCP DIFS DLCI DMT DNS DOCSIS DSSS DVMRP DWDM EIA ESP ESS FCC FDM FDMA FDMA FECN FHSS FIFO FM FQDN FRAD © The McGraw−Hill Companies, 2007 Acronyms ACRONYMS CSMA/CD DS DS DSL DSLAM Back Matter carrier sense multiple access with collision detection digital AMPS Defense Advanced Research Projects Agency decibel direct current distributed coordination function discrete cosine transform Dynamic Domain Name System digital data service discard eligibility demultiplexer data encryption standard Dynamic Host Configuration Protocol distributed interframe space data link connection identifier discrete multitone technique Domain Name System Data Over Cable System Interface Specifications digital signal Differentiated Services digital subscriber line digital subscriber line access multiplexer direct sequence spread spectrum Distance Vector Multicast Routing Protocol dense wave-division multiplexing Electronics Industries Association Encapsulating Security Payload Extended Service Set Federal Communications Commission frequency-division multiplexing frequency division multiple access frequency-division multiple access forward explicit congestion notification frequency hopping spread spectrum first-in, first-out frequency modulation fully qualified domain name Frame Relay assembler/disassembler FSK FTP GPS GSM HDLC HDSL HFC HMAC HR-DSSS HTML HTTP Hz IAB IANA ICANN ICMP ICMPv6 IEEE IESG IETF IFS IGMP IKE ILEC IMAP4 INTERNIC IntServ IP IPCP IPng IPSec IPv4 IPv6 IRTF IS-95 ISAKMP ISO frequency shift keying File Transfer Protocol Global Positioning System Global System for Mobile Communication High-level Data Link Control high bit rate digital subscriber line hybrid-fiber-coaxial network hashed-message authentication code High Rate Direct Sequence Spread Spectrum HyperText Markup Language HyperText Transfer Protocol hertz Internet Architecture Board Internet Assigned Numbers Authority Internet Corporation for Assigned Names and Numbers Internet Control Message Protocol Internet Control Message Protocol, version 6 Institute of Electrical and Electronics Engineers Internet Engineering Steering Group Internet Engineering Task Force interframe space Internet Group Management Protocol Internet Key Exchange incumbent local exchange carrier Internet Mail Access Protocol, version 4 Internet Network Information Center Integrated Services Internet Protocol Internetwork Protocol Control Protocol Internet Protocol next generation IP Security Internet Protocol version 4 Internet Protocol, version 6 Internet Research Task Force Interim Standard 95 Internet Security Association and Key Management Protocol International Organization of Standardization
  • 3. Forouzan: Data Communications and Networking, Fourth Edition Back Matter © The McGraw−Hill Companies, 2007 Acronyms ACRONYMS ISOC ISP ISUP ITM-2000 ITU–T IXC JPEG KDC L2CAP LAN LANE LANE LATA LCP LEC LEC LEO LES LLC LMI LSA LSP MA MAA MAC MAC MAN MBONE MDC MEO MIB MII MIME MLT-3 MOSPF MPEG MSC MTA MTA MTSO Internet Society Internet service provider ISDN user port Internet Mobile Communication International Telecommunications Union–Telecommunication Standardization Sector interexchange carrier Joint Photographic Experts Group key distribution center Logical Link Control and Adaptation Protocol local area network LAN emulation local area network emulation local access and transport area Link Control Protocol LAN emulation client local exchange carrier low earth orbit LAN emulation server logical link control local management information link state advertisement link state packet multiple access message access agent medium access control sublayer message authentication code metropolitan area network multicast backbone modification detection mode medium Earth orbit Management Information Base medium independent interface Multipurpose Internet Mail Extension multiline transmission, 3-level Multicast Open Shortest Path First motion picture experts group mobile switching center mail transfer agent message transfer agent mobile telephone switching office MTU MUX NAP NAT NAV NCP NIC NNI NRM NRZ NRZ-I NRZ-L NVT OC OFB OFDM OSI OSPF PAM PAP PCF PCM PCS PGP PHB PIM PIM-DM PIM-SM PKI PM PN POP POP3 POTS PPP PQDN PSK PVC QAM QoS 1069 maximum transfer unit multiplexer network access point network address translation network allocation vector Network Control Protocol network interface card network-to-network interface normal response mode nonreturn to zero nonreturn to zero, invert nonreturn to zero, level Network Virtual Terminal optical carrier output feedback orthogonal frequency division multiplexing Open Systems Interconnection open shortest path first pulse amplitude modulation Password Authentication Protocol point coordination function pulse code modulation personal communication system Pretty Good Privacy per hop behavior Protocol Independent Multicast Protocol Independent Multicast, Dense Mode Protocol Independent Multicast, Sparse Mode public key infrastructure phase modulation pseudorandom noise point of presence Post Office Protocol, version 3 plain old telephone system Point-to-Point Protocol partially qualified domain name phase shift keying permanent virtual circuit quadrature amplitude modulation quality of service
  • 4. Forouzan: Data Communications and Networking, Fourth Edition 1070 RADSL RARP RFC RIP ROM RPB RPF RPM RSA RSVP RTCP RTP RTSP RTT RZ SA SADB SAR SCCP SCO SCP SCTP SDH SDSL SEAL SHA-1 SIFS SIP SMI SMTP SNMP SNR SONET SP SPE SPI SS7 SSL Back Matter © The McGraw−Hill Companies, 2007 Acronyms ACRONYMS rate adaptive asymmetrical digital subscriber line Reverse Address Resolution Protocol Request for Comment Routing Information Protocol read-only memory reverse path broadcasting reverse path forwarding reverse path multicasting Rivest, Shamir, Adleman Resource Reservation Protocol Real-time Transport Control Protocol Real-time Transport Protocol Real-Time Streaming Protocol round-trip time return to zero Security Association security association database segmentation and reassembly signaling connection control point synchronous connection oriented server control point Stream Control Transmission Protocol Synchronous Digital Hierarchy symmetric digital subscriber line simple and efficient adaptation layer Secure Hash Algorithm 1 short interframe space Session Initiation Protocol Structure of Management Information Simple Mail Transfer Protocol Simple Network Management Protocol signal-to-noise ratio Synchronous Optical Network signal point synchronous payload envelope security parameter index Signaling System Seven Secure Socket Layer STM STP STP STS SVC TCAP TCP TCP/IP synchronous transport module shielded twisted-pair signal transport port synchronous transport signal switched virtual circuit transaction capabilities application port Transmission Control Protocol Transmission Control Protocol/ Internetworking Protocol TDD-TDMA time division duplexing TDMA TDM time-division multiplexing TDMA time division multiple access TELNET Terminal Network TFTP Trivial File Transfer Protocol TGS ticket-granting server TLS Transport Layer Security TOS type of service TSI time-slot interchange TTL time to live TUP telephone user port UA user agent UBR unspecified bit rate UDP User Datagram Protocol UNI user network interface UNI user-to-network interface URL Uniform Resource Locator UTP unshielded twisted-pair VBR variable bit rate VC virtual circuit VDSL very high bit rate digital subscriber line VLAN virtual local area network VOFR Voice Over Frame Relay VPN virtual private network VT virtual tributary WAN wide area network WATS wide area telephone service WDM wave-division multiplexing WWW World Wide Web