前沿拓展：

AMI Alternate mark inversion 信號交替反轉(zhuǎn)編碼ALU 邏輯運算單元A/N 字符/數(shù)字方式ACF/VTAM A**anced communication facility/Virtual telecommunication access method APA 圖形方式APPN A**anced peer-to-peer networking 高級點對點網(wǎng)絡ASN.1 Abstract syntax notation 1 第一個抽象語法ASCE Association control service Element 聯(lián)系控制服務元素ASE Application service element 應用服務元素ASK 幅度鍵控ACK 應答信號ARQ Automatic repeat request 自動重發(fā)請求ARP Address resolution protocol 地址分解協(xié)議ARIS Aggragate route-based IP switching ADCCP A**anced data communication control procedure ATM Asynchronous transfer mode 異步傳輸模式ABM Asynchronous balanced mode 異步平衡方式ARM Asynchronous response mode 異步響應方式AFI Authority and format identifier ABR Available bit rate 有效比特率AAL ATM adaptation layer ATM適配層AC Acknowledged connectionless 無連接應答幀ACL 訪問控制清單AS Autonomous system 自治系統(tǒng)ABR Available bit rate 可用比特率AP Access point 接入點ANS A**anced network services 先進網(wǎng)絡服務ARP Address resolution protocol 地址解析協(xié)議ANSI 美國國家標準協(xié)會AMPS A**anced mobile phone system 先進移動電話系統(tǒng)ARQ Automatic repeat request 自動重發(fā)請求ADCCP A**anced data communication control procedure 高級數(shù)據(jù)通信過程ACTS A**anced communication technology satellite 先進通信技術衛(wèi)星ACR Actual cell rate 當前速率ASN.1 Abstract syntax notation one 抽象語法符號1ADSL Asymmetric digital subscriber line 非對稱數(shù)字用戶線路ADSI Active directory scripting interface ADC **og digital converter 模數(shù)轉(zhuǎn)換器API 應用程序接口ARPA A**anced research projects agency 美國高級研究規(guī)劃局ACE 訪問控制條目ASP Active server pages ARC A**anced RISC computing AH 認證頭ADS Active directory service 活動目錄服務ATU-C ADSL tran**ission Unit-Central 處于中心位置的ADSL ModemATI-R ADSL tran**ission Unit-Remote 用戶ADSL ModemBMP Burst mode protocol 突發(fā)模式協(xié)議BECN 向后擁塞比特B-ISDN Broadband integrated service digital network 寬帶ISDNBSA Basic service area 基本業(yè)務區(qū)BSS Basic service set 基本業(yè)務區(qū)BGP Border gateway protocol 邊界**協(xié)議BER Basic encoding rules 基本編碼規(guī)則BAP Bandwidth allocation protocol 動態(tài)帶寬分配協(xié)議BACP Bandwidth allocation control protocol 動態(tài)帶寬分配控制協(xié)議BRI Basic rate interface 基本速率接口BIND Berkeley internet name domain UNIX/Linux域名解析服務軟件包BPDU Bridge protocol data unit 橋接協(xié)議數(shù)據(jù)單元BER Basic encoding rule CRT 陰極射線管CCW 通道控制字CSWR 通道狀字寄存器CAWR 通道地址字寄存器CN Campus network 校園網(wǎng)CNNIC **互聯(lián)網(wǎng)絡信息中心ChinaNET **公用計算機互聯(lián)網(wǎng)CERNET **教育科研網(wǎng)CSTNET **科學技術網(wǎng)CHINAGBN 國家公用經(jīng)濟信息能信網(wǎng)絡CCITT Consultative committee international telegraph and telephone CEP Connection end point 連接端點CP Control point 控制點CONS 面向連接的服務CCR Commitment concurrency and recovery 并發(fā)和恢復服務元素CMIP Common management information protocol 公共管理信息協(xié)議CMIS Common management information service 公共管理信息服務CATV 有線電視系統(tǒng)CRC Cyclic redundancy check 循環(huán)冗余校驗碼CBC 密碼塊鏈接CLLM Consolidated link layer management 強化鏈路層管理CLP Cell loss priority C**A/CD Carrier sense multiple access/collision detection 帶沖突檢測介質(zhì)訪問控制CBR Constant bit rate 固定比特率CEPT 歐洲郵電委員會CCK Complementary code keying CLNP Connectionless network protocol 無連接的網(wǎng)絡協(xié)議CIDR Classless inter-domain routing 無類別的域間路由CERN The European center for Nuclear Research 歐洲核子研究中心CGI Common gateway interface 公共**接口CIX Commercial internet exchange 商業(yè)internet交換CAU Controlled access unit **訪問單元CDDI Copper distributed data interface CDPD Celluar digital packet data 單元數(shù)字分組數(shù)據(jù)CS Convergence sublayer 匯集子層CDMA Code division multiple access 碼分多址CBR Constant bit rate 恒定比特率CVDT Cell variation delay tolerance 信元可變延遲極值CLR Cell loss ratio 信元丟失比率CHAP Challenge handshake authentication protocol 挑戰(zhàn)握手認證協(xié)議CTD Cell transfer delay 信元延遲變化CER Cell error ratio 信元錯誤比率CMR Cell misinsertion rate 錯誤目的地信元比率CPI Common part indicator 公用部分指示器CGI Common gateway interface 公共**接口CLUT Color look up table 顏色查找表CCITT 國際電報電話咨詢委會會CLSID 類標識符CCM 計算機配置管理CAP Carrierless amplitude-phase modulation Capture trigger 捕獲觸發(fā)器CSNW Client service for netware Netware客戶服務CA 證書發(fā)放機構CRL Certificate revocation list 證書吊銷列表CPK/CDK Conbined public or double key 組合公鑰/雙鑰CAE 公共應用環(huán)境CM Cable modem 電纜調(diào)制解調(diào)器CMTS 局端系統(tǒng)CCIA 計算機工業(yè)協(xié)會CMIS Common management information service 公共管理信息服務CMIP Common management information protocol 公共管理信息協(xié)議CGMP 分組管理協(xié)議DBMS 數(shù)據(jù)庫管理系統(tǒng)DS Data Stream 數(shù)據(jù)流DS Directory service 目錄服務DSL Digital subscriber line 數(shù)字用戶線路DSLAM DSL access multiplexer DSSS Direct swquence spread spectrum 直接序列擴展頻譜DARPA 美國**高級研究計劃局DNA Digital Network Architecture 數(shù)字網(wǎng)絡體系結(jié)構DCA Distributed Communication Architecture 分布式通信體系結(jié)構DLC Data link control 數(shù)據(jù)鏈路控制功能DLCI Data link connection identifier 數(shù)據(jù)鏈路連接標識符DTE Data terminal equipment 數(shù)據(jù)終端設備DCE Date circuit equipment 數(shù)據(jù)電路設備DPSK Differential phase shift keying 差分相移鍵控DTMF 雙音多頻序列DCC Data county code DSP Domain specific part DPSK 差分相移鍵控DQDB Distributed queue dual bus 分布隊列雙總線DFIR Diffused IR 漫反射**線DCF Distributed coordination function 分布式協(xié)調(diào)功能DOD 美國**DNS Domain name system 域名系統(tǒng)DLS Directory location service DAT Dynamic address translation 動態(tài)地址翻譯DCS Distributed computing system DIS Draft internation standard 國際標準草案D**A Digital sense multiple access 數(shù)字偵聽多路訪問DES Data encrytion standard 數(shù)據(jù)加密標準DSS Digital signature standard 數(shù)字簽名標準DSA 目錄服務**DMSP Distributed mail system protocol 分布式電子郵件系統(tǒng)協(xié)議DPCM Differential pulse code modulation 差分脈沖碼調(diào)制DCT Discrete cosine trasformation 離散余弦變換**MRP Distant vector multicast routing protocol 距離向量多點播送路由協(xié)議DHCP Dynamic host configuration protocol 動態(tài)主機配置協(xié)議DFS 分布式文件系統(tǒng)DES 數(shù)據(jù)加密標準DCD 數(shù)據(jù)載波檢測D**N Directory server manager for netware Netware目錄**器DSL Digital subscriber line 數(shù)字用戶線路DDN Digital data network 數(shù)字數(shù)據(jù)網(wǎng)DDR Dial on demand routing 按需撥號路由DOS Denial of service 拒絕服務DAS Direct attached storage 直接存儲模式

EDI Electronic data interchange 電子數(shù)據(jù)交換 Enterprise network 企業(yè)網(wǎng)EN End node 端節(jié)點ES-IS 端系統(tǒng)和中間系統(tǒng)ECMA European computer manufacturers association EIA Electronic industries association 美國電子工業(yè)協(xié)會ESI End system identifier ESS Extended service set 擴展服務集EDLC Ethernet data link controller 以太網(wǎng)數(shù)據(jù)鏈路控制器EGP Exterior gateway protocol 外部**協(xié)議EFS 加密文件系統(tǒng)EAP Extensible authentication protocol 擴展授權協(xié)議ESP 封裝安全載荷FTAM File transfer access and management FDM Frequency division multiplexing 頻分多路復用FDMA 頻分多址FSK 頻移鍵控F** File system mounter 文件系統(tǒng)安裝器FECN 向前擁塞比特FLP Fast link pulse 快速鏈路脈沖FTP File transfer protocol 文件傳輸協(xié)議FDDI Fiber distributed data interface 光纖分布數(shù)據(jù)接口FHSS Frequency-Hopping spread spectrum 頻率跳動擴展頻譜FTTH Fiber to the home 光纖到戶FTTC Fiber to the curb 光纖到樓群、光纖到路邊FAQ Frequently asked question 常見問題FQDN Fully qualified domain name 主機域名全稱FPNW File and print service for netware FWA 固定**接入FD 光纖結(jié)點FEC Fast Ethernet channel 快速以太網(wǎng)通道GTT Global title translation 全局名稱翻譯GFC General flow control GACP Gateway access control protocol GEA Gibabit Ethernet alliance 千兆以太網(wǎng)聯(lián)盟GEC Giga Ethernet channel 千兆以太網(wǎng)通道G**P General switch management protocol 通用交換機管理協(xié)議GGP Gateway-to-gateway prtotcol 核心**協(xié)議G** Global systems for mobile communications 移動通信全球系統(tǒng)GCRA Generic cell rate algorithm 通用信元速率算法GSNW Gateway service for netware Netware**服務GPO Group policy object 組策略對象GBE Giga band ethernet 千兆以太網(wǎng)GD Generic decryption 類屬解密GPL General public license 通用公共許可協(xié)議GBIC 千兆位集成電路Hamming 海明HDLC High level data link control 高級數(shù)據(jù)鏈路控制協(xié)議HEC Header error check 頭部錯誤控制HNS Host name server 主機名字服務HTML Hyper text Markup language 超文本標記語言HTTP Hyper text transfer protocol 超文本傳輸協(xié)議HIPPI High performance parallel interface 高性能并行接口HDTV High definition television 高清晰度電視HDT 主數(shù)字終端HFC Hybrid fiber coax 混合光纖/同軸電纜網(wǎng)HAL Hardware abstraction layer 硬件抽象層HCL 硬件認證程序HDSL High-bit-rate DSL 高速率DSLHFC Hybrid fiber/coax network 混合光纖-同軸電纜HE 視頻前端HSDPA 高速下行包數(shù)據(jù)接入HSRP 熱等待路由協(xié)議IR 指令寄存器ID 指令譯碼器IS Instruction Stream 指令流IS-IS 中間系統(tǒng)與中間系統(tǒng)ICN 互聯(lián)網(wǎng)絡IMP Interface Message Processor 接口信息處理機ISP Internet service provider 因特網(wǎng)服務供應商ICP Internet Content Provider 網(wǎng)絡信息服務供應商IPX Internet protocol eXchange ILD Injection laser diode 注入式激光二極管IDP Internet datagram protocol ISUP ISDN user part IDC International code designator IDI Initial domain identifier ILMI Interim local management interface 本地管理臨時接口I** Industrial scientific and medical IR ifrared **線IRC Internet relay chat IFS Inter frame spqcing 幀間隔IP Internet protocol 網(wǎng)絡互連協(xié)議IPSec Internet protocol Security Internet安全協(xié)議ICMP Internet control message protocol 互聯(lián)網(wǎng)絡報文控制協(xié)議IMAP Interim mail access protocol IGP Interior gateway protocol 內(nèi)部**協(xié)議IFMP Ipsilon flow management protocol 流管理協(xié)議IDN Integrated digital network 綜合數(shù)字網(wǎng)IDU Interface data unit 接口數(shù)據(jù)單元IMP Interface message processor 接口信息處理機ITU International telecommunication union 國際電信聯(lián)盟ISO International standards organization 國際標準化組織IEEE Institute of electrical and electronics engineers 電子電器工程師協(xié)會IAB Internet activities board 因特網(wǎng)活動委員會IAB Internet Architecture board Internet體系結(jié)構委員會IRTF Internet research task force 因特網(wǎng)研究特別任務組IPC Inter process communication 進程間通信IXC Interexchange carrier 內(nèi)部交換電信公司IMTS Improved mobile telephone system 該進型移動電話系統(tǒng)IGMP Internet group management protocol 因特網(wǎng)組管理協(xié)議IDEA International data encryption Algorithm國際數(shù)據(jù)加密算法IMAP Interactive mail access protocol 交互式電子郵件訪問協(xié)議IPRA Internet policy registration authority 因特網(wǎng)策略登記機構ISP 因特網(wǎng)服務提供商ICA **客戶機結(jié)構IPX/SPX 互聯(lián)網(wǎng)分組交換/順序分組交換InterNIC Internet network information center I** Internet service manager ISAP Internet information server 應用程序編程接口IRC Internet relay chat 互聯(lián)網(wǎng)中繼交換ISL Inter switch link 內(nèi)部交換鏈路IRP I/O請求分組IIS Internet information server Internet信息服務器ISU 綜合業(yè)務單元ISDN Integrated service digital network 綜合業(yè)務數(shù)字網(wǎng)IGRP Interior gateway routing protocol 內(nèi)部**路由協(xié)議

JPEG Joint photographic experts group 圖像專家聯(lián)合小組KDC Key distribution center 密鑰分發(fā)中心

LCD 液晶顯示器LIFO 后進先出LED Light emitting diode 發(fā)光二極管LEN Low-entry node 低級入口節(jié)點LNP Local number portability 市話號碼移植LAP Link access procedure 鏈路訪問過程LAP-B Link access procedure-Balanced LAN Local area networks 局域網(wǎng)LANE LAN emulated LAN仿真標準LEC LAN仿真客戶機LES LAN emulaion server LAN仿真服務器LECS LAN仿真配置服務器LLC Logic link control 邏輯鏈路控制LC 遲到計數(shù)器LCP Link control protocol 鏈路控制協(xié)議LDAP Lightweight directory access protocol LSR 標記交換路由器LER 標記邊緣路由器LDP 標記分發(fā)協(xié)議LATA Local access and transport areas 本地訪問和傳輸區(qū)域LEC Local exchange carrier 本地交換電信公司LIS Logical IP subnet 邏輯IP子網(wǎng)LI Length indicator 長度指示LDAP Light directory access protocol 輕型目錄訪問協(xié)議LILO The Linux loader L2TP Layer2 tunneling protocol 第2層通道協(xié)議LMI 本地管理接口LPK/LDK Lapped public or double key 多重公鑰/雙鑰LMDS Local multipoint distribution services 本地多點分配業(yè)務LSA Link state a**ertisement 鏈路狀態(tài)通告MAN Metropolitan area networks 城域網(wǎng)MISD 多指令流單數(shù)據(jù)流MIMD 多指令流多數(shù)據(jù)流MIMO 多輸入輸出天線系統(tǒng)MOTIS Message-oriented text interchange system MC Manchester Code 曼徹斯特騙碼 Modulation and demodulation modem 調(diào)制解調(diào)器MTP Message transfer part 報文傳輸部分MAC Media access control 介質(zhì)訪問控制MAC Message authentication code 報文認證代碼MAU Multi Access Unit 多訪問部件MAP Manufacturing automation protocol MSP Message send protocol 報文發(fā)送協(xié)議MPLS Multi protocol label wsitching 多協(xié)議標記交換MFJ Modified final judgement 最終判決MTSO Mobile telephone switching office 移動電話交換站MSC Mobile switching center 移動交換中心MCS Master control station 主控站點MCR Minimum cell rate 最小信元速率MTU Maximum trasfer unit 最大傳送單位MID Multiplexing ID 多路復用標識MIB Management information base 管理信息庫MIME Multipurpose internet mail extensions 多用途因特網(wǎng)郵件擴展MPEG Moring picture experts group 移動圖像專家組MIDI Music instrument digital interface 樂器數(shù)字接口MTU Maximum transfer unit 最大傳輸單元MCSE Microsoft 認證系統(tǒng)工程師 MPR Multi protocol routing 多協(xié)議路由器MIBS 管理信息數(shù)據(jù)庫MVL Multiple virtual line 多虛擬數(shù)字用戶線MPLS 多協(xié)議標記交換MD5 Message digest 5 報文摘要5MX Mail eXchanger 郵件服務器MUD 多用戶檢測技術MMDS Multichannel multipoint distribution system 多通道多點分配業(yè)務 NBS 美國國家標準局NSF National Science Foundation 美國國家科學基金會NII National Information Infrastructure 美國國家信息基礎設施NCFC 教育與科研示范網(wǎng)絡NN Network node 網(wǎng)絡結(jié)點NCP Netware core protocol Netware核心協(xié)議NCP Network control protocol 網(wǎng)絡控制協(xié)議NAP Network access point 網(wǎng)絡接入點NDS Netware directory services Netware目錄服務NRZ Not return to zero 不歸零碼Nyquist 尼奎斯特NAK Negative acknowledgement 否定應答信號NRM Normal response mode 正常響應方式N-ISDN Narrowband integrated service digital network 窄帶ISDNNLP Normal link pulse 正常鏈路脈沖NAT Network address translators 網(wǎng)絡地址翻譯NAPT Network address port translation 網(wǎng)絡地址和端口翻譯NVT Network virtual terminal 網(wǎng)絡虛擬終端NCSA National center for supercomputing Applications NFS 美國國家科學基金會NVP Network voice protocol 網(wǎng)絡語音協(xié)議NSP Name service protocol 名字服務協(xié)議NIC Network information center 網(wǎng)絡信心中心NIC Network interface card 網(wǎng)卡NOS Network operating system 網(wǎng)絡**作系統(tǒng)NDIS Network driver interface specification NREN National research and educational network 國家研究和教育網(wǎng)NIST National instrtute of standards and technology 國際標準和技術協(xié)會NNI Network network interface 網(wǎng)絡-網(wǎng)絡接口NNTP Network news transfer protocol 網(wǎng)絡**傳輸協(xié)議NCSA National center for supercomputing applications 國家超級計算機應用中心NTSC National television standards committee 美國電視標準委員會NDIS Network drive interface specification 網(wǎng)絡驅(qū)動程序接口規(guī)范NETBIOS 網(wǎng)絡基本輸入輸出系統(tǒng)NETBEUI BetBIOS Extended user interface NETBIOS擴展用戶界面NBI Network binding interface 網(wǎng)絡關聯(lián)接口NFS Network file system 網(wǎng)絡文件系統(tǒng)NIST 美國國家標準和技術協(xié)會NCSC 國家計算機安全中心NNTP Network news transfer protocol 網(wǎng)絡**傳輸協(xié)議NVOD Near video ondemand 影視點播業(yè)務NIU 網(wǎng)絡接口單元NAS 網(wǎng)絡接入服務NAS Network attached storage 網(wǎng)絡連接存儲

OAM Operation and maintenance **作和維護OSI/RM Open system interconnection/Reference model 開放系統(tǒng)互聯(lián)參考模型OMAP Operations maintenance and administration part 運行、維護和管理部分OAM Operation and maintenance OFDM Orthogonal frequency division multiplexing OSPF Open shortest path first 開放最短路徑優(yōu)先OGSA Open Grid Services Architecture 開放式網(wǎng)格服務架構ONU Optical network unit 光纖網(wǎng)絡單元OLE 對象鏈接和嵌入ODI Open data link interface 開放數(shù)據(jù)鏈路接口ODBC 開放數(shù)據(jù)庫連接OSA 開放的業(yè)務結(jié)構PC 程序計數(shù)器PEM 局部存儲器PTT Post telephone&telegraph PLP 分組級協(xié)議PSK 相移鍵控PCM Pulse code modulation 脈碼調(diào)制技術PAD Packet assembly and disassembly device 分組拆裝設備PCS 個人通信服務PSE 分組交換機PDN Public data network 公共數(shù)據(jù)網(wǎng)PLP Packet layer protocol PVC Permanent virtual circuit **虛電路PBX Private branch eXchange 專用小交換機PMD Physical medium dependent sublayer 物理介質(zhì)相關子層PTI Payload type 負載類型PAM 脈沖幅度調(diào)制PPM 脈沖位置調(diào)制PDM 脈寬度調(diào)制PDA Personal digital assistant 個人數(shù)字助理PAD Packet assembler-Disassembler 分組打包/解包PDU Protocol data unit 協(xié)議數(shù)據(jù)單元PLCP Physical layer convergence protocol 物理層會聚協(xié)議PMD Physical medium dependent 物理介質(zhì)相關子層PCF Point coordination function 點協(xié)調(diào)功能PPP Point to point protocol 點對點協(xié)議PSTN Public switched telephone network 公共電話交換網(wǎng)PSDN Packet Switched data network 公共分組數(shù)據(jù)網(wǎng)絡 Packet switching node 分組交換節(jié)點PAP Password authentication protocol 口令認證協(xié)議PAM Pluggable authentication modules 可插入認證模塊POTS Plain old telephone service 老式電話服務PCS Personal communications service 個人通信服務PCN Personal communications network 個人通信網(wǎng)絡PCR Peak cell rate 峰值信元速率POP Post office protocol 郵局協(xié)議PGP Pretty good privacy 相當好的保密性PCA Policy certification authorities 策略認證機構PPTP Point to point Tunneling protocol 點對點隧道協(xié)議POSIX 可移植性**作系統(tǒng)接口PTR 相關的指針PDH Plesiochronous digital hierarchy 準同步數(shù)字系列PPPoE Point-to-point protocol over ethernet 基于局域網(wǎng)的點對點通信協(xié)議PXC 數(shù)字交叉連接PRI Primary rate interface 主要率速接口QAM Quadrature amplitude modulation 正交副度調(diào)制QOS Quality of service 服務質(zhì)量RTSE Reliable transfer service element 可靠傳輸服務元素ROSE Remote operations service element 遠程**作服務元素RZ Return to zero 歸零碼Repeater 中繼器RJE Remote job entry 遠程作業(yè)RARP Reverse address resolution protocol 反向ARP協(xié)議RPC Remote procedure call 遠程過程調(diào)用RFC Request for comments 請求評注RAID Redundant array of inexpensive disks 廉價磁盤冗余陣列RADIUS 遠端驗證撥入用戶服務RAS Remote access services 遠程訪問服務RISC Reduced instruction set computer 最簡指令系統(tǒng)RIP Routing information protocol 路由信息協(xié)議RRAS 路由與遠程訪問服務RDP 遠程桌面協(xié)議RADSL 速率自適應用戶數(shù)字線RAN **接入網(wǎng)RAS Remote access server 遠程訪問服務器RSVP Resource ReSerVation Protocol 資源預約協(xié)議SISD 單指令單流數(shù)據(jù)流SIMD 單指令多流數(shù)據(jù)流SP 堆棧指針寄存器SNA System Network Architecture 系統(tǒng)網(wǎng)絡體系結(jié)構SNA/DS SNA Distribution service 異步分布處理系統(tǒng)SAP Service access point 服務訪問點SAP Service a**ertising protocol 服務公告協(xié)議SPX Sequential packet eXchange SNIC 子網(wǎng)無關的會聚功能SNDC 子網(wǎng)相關的會聚功能SNAC 子網(wǎng)訪問功能SNACP Subnetwork access ptotocol 子網(wǎng)訪問協(xié)議SNDCP SubNetwork dependent convergence protocol 子網(wǎng)相關的會聚協(xié)議SNICP SubNetwork independent convergence protocol 子網(wǎng)無關的會聚協(xié)議STP Shielded twisted pair 屏蔽雙絞線STP Signal transfer point 信令傳輸點STP Spanning Tree Protocol 生成樹協(xié)議SONET Synchronous optical network SDH Synchronous digital hierarchy 同步數(shù)字系列SS7 Signaling system No.7 SSP Service switching point 業(yè)務交換點SCP Service control point 業(yè)務控制點SCCP Signaling connection control part 信令連接控制部分SDLC Synchronous data link control 同步數(shù)據(jù)鏈路控制協(xié)議SIM 初始化方式命令SVC Switched virtual call 交換虛電路STM Synchronous transfer mode 同步傳輸模式SAR Segmentation and reassembly 分段和重裝配**TP Simple mail transfer protocol 簡單郵件傳送協(xié)議SFTP Simple file transfer protocol SNMP Simple network management 簡單網(wǎng)絡管理協(xié)議SNPP Simple network paging protocol SCSI 小型計算機系統(tǒng)接口SLIP Serial line IP 串行IP協(xié)議**B Server message block 服務器報文快協(xié)議SRT Source routing transparent 源路徑透明SDU Service data unit 服務數(shù)據(jù)單元**DS Switched multimegabit data service 交換式多兆比特數(shù)據(jù)服務SAR Segmentation and reassembly 分解和重組SONET Synchronous optical network 同步光纖網(wǎng)絡SDH Synchronous digital hierarchy 同步數(shù)字分級結(jié)構STS-1 Synchronous transport signal-1 同步傳輸信號SPE Synchronous payload envelope 同步凈荷包SIPP Simple internet protocol plus 增強的簡單因特網(wǎng)協(xié)議SCR Sustained cell rate 持繼信元速率SECBR Severly-errored cell block ratio 嚴重錯誤信元塊比率SEAL Simple efficient adaptation layer 簡單有效的適配層SSCOP Service specific connection oriented protocol 特定服務的面向連接協(xié)議SHA Secure hash algorithm 保密散列算法**I Structer of management information 管理信息的結(jié)構SGML Standard generalized markup language 標準通用標記語言**S Server based setup SAM Security account manager 安全帳號管理器SPS Standby power supplies 后備電源SPK Seeded public-Key 種子化公鑰SDK Seeded double key 種子化雙鑰SLED Single large expensive drive SID 安全識別符 SDSL Symmetric DSL 對稱DSLSAT 安全訪問令牌**S System management server 系統(tǒng)管理服務器SSL 安**接字層SQL 結(jié)構化查詢語言STB Set top box 電視機頂盒SIPP Simple internet protocol plus SGML Standark generalized markup language 交換格式標準語言SN 業(yè)務接點接口SNI Service node interface 業(yè)務接點接口SOHO 小型辦公室SIP Session initiation protocol 會話發(fā)起協(xié)議SCS Structured cabling system 結(jié)構化綜合布線系統(tǒng)**Fs System management functions 系統(tǒng)管理功能**I Structure of management information 管理信息結(jié)構SGMP Simple gateway monitoring protocol 簡單****協(xié)議SFT System fault tolerance 系統(tǒng)容錯技術SAN Storage Area Network 存儲區(qū)域網(wǎng)絡TCP Tran**ission control protocol 傳輸控制協(xié)議TTY 電傳打字機TDM Time division multiplexing 時分多路復用TDMA 時分多址TCM Trellis coded modulation 格碼調(diào)制TCAP Transaction capabilities applications part 事務處理能力應用部分TE1 1型終端設備TE2 2型終端設備TA 終端適配器TC Tran**ission convergence 傳輸聚合子層TRT 令牌輪轉(zhuǎn)計時器THT 令牌保持計時器TFTP Trivial file transfer protocol 小型文件傳輸協(xié)議TDI Transport driver interface 傳輸驅(qū)動程序接口TIP Terminal interface processor 終端接口處理機TPDU Transport protocol unit 傳輸協(xié)議數(shù)據(jù)單元TSAP Transport service access point 傳輸服務訪問點TTL Time to live 使用的時間長短期TLS 運輸層安全TAPI Telephone application programming interface 電話應用程序接口TTB Trusted tomputing base 可信計算基TCSEC Trusted computer system evaluation criteria 可信任計算機系統(tǒng)評量基準TMN Telecommunications management network 電信管理網(wǎng)TDD 低碼片速率TIA 美國電信工業(yè)協(xié)會

UTP Unshielede twisted pair 無屏蔽雙絞電纜UTP Telephone user part 電話用戶部分UDP User datagram protocol 用戶數(shù)據(jù)報協(xié)議UA 無編號應答幀UI 無編號信息幀UNI User-network interface 用戶網(wǎng)絡接口UBR Unspecified bit rate 不定比特率U-NII Unlicensed national information infrastructure URL Uniform resource locator 通用資源訪問地址統(tǒng)一資源**URI Universal resource identifiers 全球資源標識符UNC Universal naming convention 通用名稱轉(zhuǎn)換UPS Uninterruptible power supplies 不間斷電源UDF Uniqueness database file 獨一無二的數(shù)據(jù)庫文件UE 終端U** User security mode 用戶的安全模型 VT Virtual terminal 虛擬終端VC Virtual circuit 虛電路VSAT Very **all aperture terminal 甚小孔徑終端系統(tǒng)Virtual path 虛通路

Virtual channel 虛信道VPI Virtual path identifiers 虛通路標識符VCI Virtual channe identifiers 虛信道標識符VBR Variable bit rate 變化比特率VL** Valiable length subnetwork mask 可變長子網(wǎng)掩碼VOD Video on demand 視頻點播VLL 虛擬租用線路VPRN 虛擬專用路由網(wǎng)絡VPDN 虛擬專用撥號網(wǎng)絡VPLS 虛擬專用LAN片斷** Virtual private network 虛擬私用網(wǎng)絡V** 話音服務模塊VTP VLAN Trunking Protocol VLAN中繼協(xié)議WDM Wave division multiplexing 波分多路復用WLAN Wireless local area networks **局域網(wǎng)WWW World wide web 環(huán)球網(wǎng)、萬維網(wǎng)WAIS Wide area information server 廣域信息服務器WINS Windows internet name service Windows網(wǎng)間網(wǎng)命名系統(tǒng)WTS Iwndows終端服務器WSH Windows scripting Host WML Wireless markup language **標記語言WCDMA Wideband code division multiple access 寬帶碼分多址XID 交換標識X.500 用于目錄管理方面最常見的協(xié)議XNS 施樂網(wǎng)絡服務系統(tǒng)XML Exbensible markup languge 可延伸的標識語言ZAW 零管理窗口

拓展知識：

前沿拓展：

AMI Alternate mark inversion 信號交替反轉(zhuǎn)編碼ALU 邏輯運算單元A/N 字符/數(shù)字方式ACF/VTAM A**anced communication facility/Virtual telecommunication access method APA 圖形方式APPN A**anced peer-to-peer networking 高級點對點網(wǎng)絡ASN.1 Abstract syntax notation 1 第一個抽象語法ASCE Association control service Element 聯(lián)系控制服務元素ASE Application service element 應用服務元素ASK 幅度鍵控ACK 應答信號ARQ Automatic repeat request 自動重發(fā)請求ARP Address resolution protocol 地址分解協(xié)議ARIS Aggragate route-based IP switching ADCCP A**anced data communication control procedure ATM Asynchronous transfer mode 異步傳輸模式ABM Asynchronous balanced mode 異步平衡方式ARM Asynchronous response mode 異步響應方式AFI Authority and format identifier ABR Available bit rate 有效比特率AAL ATM adaptation layer ATM適配層AC Acknowledged connectionless 無連接應答幀ACL 訪問控制清單AS Autonomous system 自治系統(tǒng)ABR Available bit rate 可用比特率AP Access point 接入點ANS A**anced network services 先進網(wǎng)絡服務ARP Address resolution protocol 地址解析協(xié)議ANSI 美國國家標準協(xié)會AMPS A**anced mobile phone system 先進移動電話系統(tǒng)ARQ Automatic repeat request 自動重發(fā)請求ADCCP A**anced data communication control procedure 高級數(shù)據(jù)通信過程ACTS A**anced communication technology satellite 先進通信技術衛(wèi)星ACR Actual cell rate 當前速率ASN.1 Abstract syntax notation one 抽象語法符號1ADSL Asymmetric digital subscriber line 非對稱數(shù)字用戶線路ADSI Active directory scripting interface ADC **og digital converter 模數(shù)轉(zhuǎn)換器API 應用程序接口ARPA A**anced research projects agency 美國高級研究規(guī)劃局ACE 訪問控制條目ASP Active server pages ARC A**anced RISC computing AH 認證頭ADS Active directory service 活動目錄服務ATU-C ADSL tran**ission Unit-Central 處于中心位置的ADSL ModemATI-R ADSL tran**ission Unit-Remote 用戶ADSL ModemBMP Burst mode protocol 突發(fā)模式協(xié)議BECN 向后擁塞比特B-ISDN Broadband integrated service digital network 寬帶ISDNBSA Basic service area 基本業(yè)務區(qū)BSS Basic service set 基本業(yè)務區(qū)BGP Border gateway protocol 邊界**協(xié)議BER Basic encoding rules 基本編碼規(guī)則BAP Bandwidth allocation protocol 動態(tài)帶寬分配協(xié)議BACP Bandwidth allocation control protocol 動態(tài)帶寬分配控制協(xié)議BRI Basic rate interface 基本速率接口BIND Berkeley internet name domain UNIX/Linux域名解析服務軟件包BPDU Bridge protocol data unit 橋接協(xié)議數(shù)據(jù)單元BER Basic encoding rule CRT 陰極射線管CCW 通道控制字CSWR 通道狀字寄存器CAWR 通道地址字寄存器CN Campus network 校園網(wǎng)CNNIC **互聯(lián)網(wǎng)絡信息中心ChinaNET **公用計算機互聯(lián)網(wǎng)CERNET **教育科研網(wǎng)CSTNET **科學技術網(wǎng)CHINAGBN 國家公用經(jīng)濟信息能信網(wǎng)絡CCITT Consultative committee international telegraph and telephone CEP Connection end point 連接端點CP Control point 控制點CONS 面向連接的服務CCR Commitment concurrency and recovery 并發(fā)和恢復服務元素CMIP Common management information protocol 公共管理信息協(xié)議CMIS Common management information service 公共管理信息服務CATV 有線電視系統(tǒng)CRC Cyclic redundancy check 循環(huán)冗余校驗碼CBC 密碼塊鏈接CLLM Consolidated link layer management 強化鏈路層管理CLP Cell loss priority C**A/CD Carrier sense multiple access/collision detection 帶沖突檢測介質(zhì)訪問控制CBR Constant bit rate 固定比特率CEPT 歐洲郵電委員會CCK Complementary code keying CLNP Connectionless network protocol 無連接的網(wǎng)絡協(xié)議CIDR Classless inter-domain routing 無類別的域間路由CERN The European center for Nuclear Research 歐洲核子研究中心CGI Common gateway interface 公共**接口CIX Commercial internet exchange 商業(yè)internet交換CAU Controlled access unit **訪問單元CDDI Copper distributed data interface CDPD Celluar digital packet data 單元數(shù)字分組數(shù)據(jù)CS Convergence sublayer 匯集子層CDMA Code division multiple access 碼分多址CBR Constant bit rate 恒定比特率CVDT Cell variation delay tolerance 信元可變延遲極值CLR Cell loss ratio 信元丟失比率CHAP Challenge handshake authentication protocol 挑戰(zhàn)握手認證協(xié)議CTD Cell transfer delay 信元延遲變化CER Cell error ratio 信元錯誤比率CMR Cell misinsertion rate 錯誤目的地信元比率CPI Common part indicator 公用部分指示器CGI Common gateway interface 公共**接口CLUT Color look up table 顏色查找表CCITT 國際電報電話咨詢委會會CLSID 類標識符CCM 計算機配置管理CAP Carrierless amplitude-phase modulation Capture trigger 捕獲觸發(fā)器CSNW Client service for netware Netware客戶服務CA 證書發(fā)放機構CRL Certificate revocation list 證書吊銷列表CPK/CDK Conbined public or double key 組合公鑰/雙鑰CAE 公共應用環(huán)境CM Cable modem 電纜調(diào)制解調(diào)器CMTS 局端系統(tǒng)CCIA 計算機工業(yè)協(xié)會CMIS Common management information service 公共管理信息服務CMIP Common management information protocol 公共管理信息協(xié)議CGMP 分組管理協(xié)議DBMS 數(shù)據(jù)庫管理系統(tǒng)DS Data Stream 數(shù)據(jù)流DS Directory service 目錄服務DSL Digital subscriber line 數(shù)字用戶線路DSLAM DSL access multiplexer DSSS Direct swquence spread spectrum 直接序列擴展頻譜DARPA 美國**高級研究計劃局DNA Digital Network Architecture 數(shù)字網(wǎng)絡體系結(jié)構DCA Distributed Communication Architecture 分布式通信體系結(jié)構DLC Data link control 數(shù)據(jù)鏈路控制功能DLCI Data link connection identifier 數(shù)據(jù)鏈路連接標識符DTE Data terminal equipment 數(shù)據(jù)終端設備DCE Date circuit equipment 數(shù)據(jù)電路設備DPSK Differential phase shift keying 差分相移鍵控DTMF 雙音多頻序列DCC Data county code DSP Domain specific part DPSK 差分相移鍵控DQDB Distributed queue dual bus 分布隊列雙總線DFIR Diffused IR 漫反射**線DCF Distributed coordination function 分布式協(xié)調(diào)功能DOD 美國**DNS Domain name system 域名系統(tǒng)DLS Directory location service DAT Dynamic address translation 動態(tài)地址翻譯DCS Distributed computing system DIS Draft internation standard 國際標準草案D**A Digital sense multiple access 數(shù)字偵聽多路訪問DES Data encrytion standard 數(shù)據(jù)加密標準DSS Digital signature standard 數(shù)字簽名標準DSA 目錄服務**DMSP Distributed mail system protocol 分布式電子郵件系統(tǒng)協(xié)議DPCM Differential pulse code modulation 差分脈沖碼調(diào)制DCT Discrete cosine trasformation 離散余弦變換**MRP Distant vector multicast routing protocol 距離向量多點播送路由協(xié)議DHCP Dynamic host configuration protocol 動態(tài)主機配置協(xié)議DFS 分布式文件系統(tǒng)DES 數(shù)據(jù)加密標準DCD 數(shù)據(jù)載波檢測D**N Directory server manager for netware Netware目錄**器DSL Digital subscriber line 數(shù)字用戶線路DDN Digital data network 數(shù)字數(shù)據(jù)網(wǎng)DDR Dial on demand routing 按需撥號路由DOS Denial of service 拒絕服務DAS Direct attached storage 直接存儲模式

EDI Electronic data interchange 電子數(shù)據(jù)交換 Enterprise network 企業(yè)網(wǎng)EN End node 端節(jié)點ES-IS 端系統(tǒng)和中間系統(tǒng)ECMA European computer manufacturers association EIA Electronic industries association 美國電子工業(yè)協(xié)會ESI End system identifier ESS Extended service set 擴展服務集EDLC Ethernet data link controller 以太網(wǎng)數(shù)據(jù)鏈路控制器EGP Exterior gateway protocol 外部**協(xié)議EFS 加密文件系統(tǒng)EAP Extensible authentication protocol 擴展授權協(xié)議ESP 封裝安全載荷FTAM File transfer access and management FDM Frequency division multiplexing 頻分多路復用FDMA 頻分多址FSK 頻移鍵控F** File system mounter 文件系統(tǒng)安裝器FECN 向前擁塞比特FLP Fast link pulse 快速鏈路脈沖FTP File transfer protocol 文件傳輸協(xié)議FDDI Fiber distributed data interface 光纖分布數(shù)據(jù)接口FHSS Frequency-Hopping spread spectrum 頻率跳動擴展頻譜FTTH Fiber to the home 光纖到戶FTTC Fiber to the curb 光纖到樓群、光纖到路邊FAQ Frequently asked question 常見問題FQDN Fully qualified domain name 主機域名全稱FPNW File and print service for netware FWA 固定**接入FD 光纖結(jié)點FEC Fast Ethernet channel 快速以太網(wǎng)通道GTT Global title translation 全局名稱翻譯GFC General flow control GACP Gateway access control protocol GEA Gibabit Ethernet alliance 千兆以太網(wǎng)聯(lián)盟GEC Giga Ethernet channel 千兆以太網(wǎng)通道G**P General switch management protocol 通用交換機管理協(xié)議GGP Gateway-to-gateway prtotcol 核心**協(xié)議G** Global systems for mobile communications 移動通信全球系統(tǒng)GCRA Generic cell rate algorithm 通用信元速率算法GSNW Gateway service for netware Netware**服務GPO Group policy object 組策略對象GBE Giga band ethernet 千兆以太網(wǎng)GD Generic decryption 類屬解密GPL General public license 通用公共許可協(xié)議GBIC 千兆位集成電路Hamming 海明HDLC High level data link control 高級數(shù)據(jù)鏈路控制協(xié)議HEC Header error check 頭部錯誤控制HNS Host name server 主機名字服務HTML Hyper text Markup language 超文本標記語言HTTP Hyper text transfer protocol 超文本傳輸協(xié)議HIPPI High performance parallel interface 高性能并行接口HDTV High definition television 高清晰度電視HDT 主數(shù)字終端HFC Hybrid fiber coax 混合光纖/同軸電纜網(wǎng)HAL Hardware abstraction layer 硬件抽象層HCL 硬件認證程序HDSL High-bit-rate DSL 高速率DSLHFC Hybrid fiber/coax network 混合光纖-同軸電纜HE 視頻前端HSDPA 高速下行包數(shù)據(jù)接入HSRP 熱等待路由協(xié)議IR 指令寄存器ID 指令譯碼器IS Instruction Stream 指令流IS-IS 中間系統(tǒng)與中間系統(tǒng)ICN 互聯(lián)網(wǎng)絡IMP Interface Message Processor 接口信息處理機ISP Internet service provider 因特網(wǎng)服務供應商ICP Internet Content Provider 網(wǎng)絡信息服務供應商IPX Internet protocol eXchange ILD Injection laser diode 注入式激光二極管IDP Internet datagram protocol ISUP ISDN user part IDC International code designator IDI Initial domain identifier ILMI Interim local management interface 本地管理臨時接口I** Industrial scientific and medical IR ifrared **線IRC Internet relay chat IFS Inter frame spqcing 幀間隔IP Internet protocol 網(wǎng)絡互連協(xié)議IPSec Internet protocol Security Internet安全協(xié)議ICMP Internet control message protocol 互聯(lián)網(wǎng)絡報文控制協(xié)議IMAP Interim mail access protocol IGP Interior gateway protocol 內(nèi)部**協(xié)議IFMP Ipsilon flow management protocol 流管理協(xié)議IDN Integrated digital network 綜合數(shù)字網(wǎng)IDU Interface data unit 接口數(shù)據(jù)單元IMP Interface message processor 接口信息處理機ITU International telecommunication union 國際電信聯(lián)盟ISO International standards organization 國際標準化組織IEEE Institute of electrical and electronics engineers 電子電器工程師協(xié)會IAB Internet activities board 因特網(wǎng)活動委員會IAB Internet Architecture board Internet體系結(jié)構委員會IRTF Internet research task force 因特網(wǎng)研究特別任務組IPC Inter process communication 進程間通信IXC Interexchange carrier 內(nèi)部交換電信公司IMTS Improved mobile telephone system 該進型移動電話系統(tǒng)IGMP Internet group management protocol 因特網(wǎng)組管理協(xié)議IDEA International data encryption Algorithm國際數(shù)據(jù)加密算法IMAP Interactive mail access protocol 交互式電子郵件訪問協(xié)議IPRA Internet policy registration authority 因特網(wǎng)策略登記機構ISP 因特網(wǎng)服務提供商ICA **客戶機結(jié)構IPX/SPX 互聯(lián)網(wǎng)分組交換/順序分組交換InterNIC Internet network information center I** Internet service manager ISAP Internet information server 應用程序編程接口IRC Internet relay chat 互聯(lián)網(wǎng)中繼交換ISL Inter switch link 內(nèi)部交換鏈路IRP I/O請求分組IIS Internet information server Internet信息服務器ISU 綜合業(yè)務單元ISDN Integrated service digital network 綜合業(yè)務數(shù)字網(wǎng)IGRP Interior gateway routing protocol 內(nèi)部**路由協(xié)議

JPEG Joint photographic experts group 圖像專家聯(lián)合小組KDC Key distribution center 密鑰分發(fā)中心

LCD 液晶顯示器LIFO 后進先出LED Light emitting diode 發(fā)光二極管LEN Low-entry node 低級入口節(jié)點LNP Local number portability 市話號碼移植LAP Link access procedure 鏈路訪問過程LAP-B Link access procedure-Balanced LAN Local area networks 局域網(wǎng)LANE LAN emulated LAN仿真標準LEC LAN仿真客戶機LES LAN emulaion server LAN仿真服務器LECS LAN仿真配置服務器LLC Logic link control 邏輯鏈路控制LC 遲到計數(shù)器LCP Link control protocol 鏈路控制協(xié)議LDAP Lightweight directory access protocol LSR 標記交換路由器LER 標記邊緣路由器LDP 標記分發(fā)協(xié)議LATA Local access and transport areas 本地訪問和傳輸區(qū)域LEC Local exchange carrier 本地交換電信公司LIS Logical IP subnet 邏輯IP子網(wǎng)LI Length indicator 長度指示LDAP Light directory access protocol 輕型目錄訪問協(xié)議LILO The Linux loader L2TP Layer2 tunneling protocol 第2層通道協(xié)議LMI 本地管理接口LPK/LDK Lapped public or double key 多重公鑰/雙鑰LMDS Local multipoint distribution services 本地多點分配業(yè)務LSA Link state a**ertisement 鏈路狀態(tài)通告MAN Metropolitan area networks 城域網(wǎng)MISD 多指令流單數(shù)據(jù)流MIMD 多指令流多數(shù)據(jù)流MIMO 多輸入輸出天線系統(tǒng)MOTIS Message-oriented text interchange system MC Manchester Code 曼徹斯特騙碼 Modulation and demodulation modem 調(diào)制解調(diào)器MTP Message transfer part 報文傳輸部分MAC Media access control 介質(zhì)訪問控制MAC Message authentication code 報文認證代碼MAU Multi Access Unit 多訪問部件MAP Manufacturing automation protocol MSP Message send protocol 報文發(fā)送協(xié)議MPLS Multi protocol label wsitching 多協(xié)議標記交換MFJ Modified final judgement 最終判決MTSO Mobile telephone switching office 移動電話交換站MSC Mobile switching center 移動交換中心MCS Master control station 主控站點MCR Minimum cell rate 最小信元速率MTU Maximum trasfer unit 最大傳送單位MID Multiplexing ID 多路復用標識MIB Management information base 管理信息庫MIME Multipurpose internet mail extensions 多用途因特網(wǎng)郵件擴展MPEG Moring picture experts group 移動圖像專家組MIDI Music instrument digital interface 樂器數(shù)字接口MTU Maximum transfer unit 最大傳輸單元MCSE Microsoft 認證系統(tǒng)工程師 MPR Multi protocol routing 多協(xié)議路由器MIBS 管理信息數(shù)據(jù)庫MVL Multiple virtual line 多虛擬數(shù)字用戶線MPLS 多協(xié)議標記交換MD5 Message digest 5 報文摘要5MX Mail eXchanger 郵件服務器MUD 多用戶檢測技術MMDS Multichannel multipoint distribution system 多通道多點分配業(yè)務 NBS 美國國家標準局NSF National Science Foundation 美國國家科學基金會NII National Information Infrastructure 美國國家信息基礎設施NCFC 教育與科研示范網(wǎng)絡NN Network node 網(wǎng)絡結(jié)點NCP Netware core protocol Netware核心協(xié)議NCP Network control protocol 網(wǎng)絡控制協(xié)議NAP Network access point 網(wǎng)絡接入點NDS Netware directory services Netware目錄服務NRZ Not return to zero 不歸零碼Nyquist 尼奎斯特NAK Negative acknowledgement 否定應答信號NRM Normal response mode 正常響應方式N-ISDN Narrowband integrated service digital network 窄帶ISDNNLP Normal link pulse 正常鏈路脈沖NAT Network address translators 網(wǎng)絡地址翻譯NAPT Network address port translation 網(wǎng)絡地址和端口翻譯NVT Network virtual terminal 網(wǎng)絡虛擬終端NCSA National center for supercomputing Applications NFS 美國國家科學基金會NVP Network voice protocol 網(wǎng)絡語音協(xié)議NSP Name service protocol 名字服務協(xié)議NIC Network information center 網(wǎng)絡信心中心NIC Network interface card 網(wǎng)卡NOS Network operating system 網(wǎng)絡**作系統(tǒng)NDIS Network driver interface specification NREN National research and educational network 國家研究和教育網(wǎng)NIST National instrtute of standards and technology 國際標準和技術協(xié)會NNI Network network interface 網(wǎng)絡-網(wǎng)絡接口NNTP Network news transfer protocol 網(wǎng)絡**傳輸協(xié)議NCSA National center for supercomputing applications 國家超級計算機應用中心NTSC National television standards committee 美國電視標準委員會NDIS Network drive interface specification 網(wǎng)絡驅(qū)動程序接口規(guī)范NETBIOS 網(wǎng)絡基本輸入輸出系統(tǒng)NETBEUI BetBIOS Extended user interface NETBIOS擴展用戶界面NBI Network binding interface 網(wǎng)絡關聯(lián)接口NFS Network file system 網(wǎng)絡文件系統(tǒng)NIST 美國國家標準和技術協(xié)會NCSC 國家計算機安全中心NNTP Network news transfer protocol 網(wǎng)絡**傳輸協(xié)議NVOD Near video ondemand 影視點播業(yè)務NIU 網(wǎng)絡接口單元NAS 網(wǎng)絡接入服務NAS Network attached storage 網(wǎng)絡連接存儲

OAM Operation and maintenance **作和維護OSI/RM Open system interconnection/Reference model 開放系統(tǒng)互聯(lián)參考模型OMAP Operations maintenance and administration part 運行、維護和管理部分OAM Operation and maintenance OFDM Orthogonal frequency division multiplexing OSPF Open shortest path first 開放最短路徑優(yōu)先OGSA Open Grid Services Architecture 開放式網(wǎng)格服務架構ONU Optical network unit 光纖網(wǎng)絡單元OLE 對象鏈接和嵌入ODI Open data link interface 開放數(shù)據(jù)鏈路接口ODBC 開放數(shù)據(jù)庫連接OSA 開放的業(yè)務結(jié)構PC 程序計數(shù)器PEM 局部存儲器PTT Post telephone&telegraph PLP 分組級協(xié)議PSK 相移鍵控PCM Pulse code modulation 脈碼調(diào)制技術PAD Packet assembly and disassembly device 分組拆裝設備PCS 個人通信服務PSE 分組交換機PDN Public data network 公共數(shù)據(jù)網(wǎng)PLP Packet layer protocol PVC Permanent virtual circuit **虛電路PBX Private branch eXchange 專用小交換機PMD Physical medium dependent sublayer 物理介質(zhì)相關子層PTI Payload type 負載類型PAM 脈沖幅度調(diào)制PPM 脈沖位置調(diào)制PDM 脈寬度調(diào)制PDA Personal digital assistant 個人數(shù)字助理PAD Packet assembler-Disassembler 分組打包/解包PDU Protocol data unit 協(xié)議數(shù)據(jù)單元PLCP Physical layer convergence protocol 物理層會聚協(xié)議PMD Physical medium dependent 物理介質(zhì)相關子層PCF Point coordination function 點協(xié)調(diào)功能PPP Point to point protocol 點對點協(xié)議PSTN Public switched telephone network 公共電話交換網(wǎng)PSDN Packet Switched data network 公共分組數(shù)據(jù)網(wǎng)絡 Packet switching node 分組交換節(jié)點PAP Password authentication protocol 口令認證協(xié)議PAM Pluggable authentication modules 可插入認證模塊POTS Plain old telephone service 老式電話服務PCS Personal communications service 個人通信服務PCN Personal communications network 個人通信網(wǎng)絡PCR Peak cell rate 峰值信元速率POP Post office protocol 郵局協(xié)議PGP Pretty good privacy 相當好的保密性PCA Policy certification authorities 策略認證機構PPTP Point to point Tunneling protocol 點對點隧道協(xié)議POSIX 可移植性**作系統(tǒng)接口PTR 相關的指針PDH Plesiochronous digital hierarchy 準同步數(shù)字系列PPPoE Point-to-point protocol over ethernet 基于局域網(wǎng)的點對點通信協(xié)議PXC 數(shù)字交叉連接PRI Primary rate interface 主要率速接口QAM Quadrature amplitude modulation 正交副度調(diào)制QOS Quality of service 服務質(zhì)量RTSE Reliable transfer service element 可靠傳輸服務元素ROSE Remote operations service element 遠程**作服務元素RZ Return to zero 歸零碼Repeater 中繼器RJE Remote job entry 遠程作業(yè)RARP Reverse address resolution protocol 反向ARP協(xié)議RPC Remote procedure call 遠程過程調(diào)用RFC Request for comments 請求評注RAID Redundant array of inexpensive disks 廉價磁盤冗余陣列RADIUS 遠端驗證撥入用戶服務RAS Remote access services 遠程訪問服務RISC Reduced instruction set computer 最簡指令系統(tǒng)RIP Routing information protocol 路由信息協(xié)議RRAS 路由與遠程訪問服務RDP 遠程桌面協(xié)議RADSL 速率自適應用戶數(shù)字線RAN **接入網(wǎng)RAS Remote access server 遠程訪問服務器RSVP Resource ReSerVation Protocol 資源預約協(xié)議SISD 單指令單流數(shù)據(jù)流SIMD 單指令多流數(shù)據(jù)流SP 堆棧指針寄存器SNA System Network Architecture 系統(tǒng)網(wǎng)絡體系結(jié)構SNA/DS SNA Distribution service 異步分布處理系統(tǒng)SAP Service access point 服務訪問點SAP Service a**ertising protocol 服務公告協(xié)議SPX Sequential packet eXchange SNIC 子網(wǎng)無關的會聚功能SNDC 子網(wǎng)相關的會聚功能SNAC 子網(wǎng)訪問功能SNACP Subnetwork access ptotocol 子網(wǎng)訪問協(xié)議SNDCP SubNetwork dependent convergence protocol 子網(wǎng)相關的會聚協(xié)議SNICP SubNetwork independent convergence protocol 子網(wǎng)無關的會聚協(xié)議STP Shielded twisted pair 屏蔽雙絞線STP Signal transfer point 信令傳輸點STP Spanning Tree Protocol 生成樹協(xié)議SONET Synchronous optical network SDH Synchronous digital hierarchy 同步數(shù)字系列SS7 Signaling system No.7 SSP Service switching point 業(yè)務交換點SCP Service control point 業(yè)務控制點SCCP Signaling connection control part 信令連接控制部分SDLC Synchronous data link control 同步數(shù)據(jù)鏈路控制協(xié)議SIM 初始化方式命令SVC Switched virtual call 交換虛電路STM Synchronous transfer mode 同步傳輸模式SAR Segmentation and reassembly 分段和重裝配**TP Simple mail transfer protocol 簡單郵件傳送協(xié)議SFTP Simple file transfer protocol SNMP Simple network management 簡單網(wǎng)絡管理協(xié)議SNPP Simple network paging protocol SCSI 小型計算機系統(tǒng)接口SLIP Serial line IP 串行IP協(xié)議**B Server message block 服務器報文快協(xié)議SRT Source routing transparent 源路徑透明SDU Service data unit 服務數(shù)據(jù)單元**DS Switched multimegabit data service 交換式多兆比特數(shù)據(jù)服務SAR Segmentation and reassembly 分解和重組SONET Synchronous optical network 同步光纖網(wǎng)絡SDH Synchronous digital hierarchy 同步數(shù)字分級結(jié)構STS-1 Synchronous transport signal-1 同步傳輸信號SPE Synchronous payload envelope 同步凈荷包SIPP Simple internet protocol plus 增強的簡單因特網(wǎng)協(xié)議SCR Sustained cell rate 持繼信元速率SECBR Severly-errored cell block ratio 嚴重錯誤信元塊比率SEAL Simple efficient adaptation layer 簡單有效的適配層SSCOP Service specific connection oriented protocol 特定服務的面向連接協(xié)議SHA Secure hash algorithm 保密散列算法**I Structer of management information 管理信息的結(jié)構SGML Standard generalized markup language 標準通用標記語言**S Server based setup SAM Security account manager 安全帳號管理器SPS Standby power supplies 后備電源SPK Seeded public-Key 種子化公鑰SDK Seeded double key 種子化雙鑰SLED Single large expensive drive SID 安全識別符 SDSL Symmetric DSL 對稱DSLSAT 安全訪問令牌**S System management server 系統(tǒng)管理服務器SSL 安**接字層SQL 結(jié)構化查詢語言STB Set top box 電視機頂盒SIPP Simple internet protocol plus SGML Standark generalized markup language 交換格式標準語言SN 業(yè)務接點接口SNI Service node interface 業(yè)務接點接口SOHO 小型辦公室SIP Session initiation protocol 會話發(fā)起協(xié)議SCS Structured cabling system 結(jié)構化綜合布線系統(tǒng)**Fs System management functions 系統(tǒng)管理功能**I Structure of management information 管理信息結(jié)構SGMP Simple gateway monitoring protocol 簡單****協(xié)議SFT System fault tolerance 系統(tǒng)容錯技術SAN Storage Area Network 存儲區(qū)域網(wǎng)絡TCP Tran**ission control protocol 傳輸控制協(xié)議TTY 電傳打字機TDM Time division multiplexing 時分多路復用TDMA 時分多址TCM Trellis coded modulation 格碼調(diào)制TCAP Transaction capabilities applications part 事務處理能力應用部分TE1 1型終端設備TE2 2型終端設備TA 終端適配器TC Tran**ission convergence 傳輸聚合子層TRT 令牌輪轉(zhuǎn)計時器THT 令牌保持計時器TFTP Trivial file transfer protocol 小型文件傳輸協(xié)議TDI Transport driver interface 傳輸驅(qū)動程序接口TIP Terminal interface processor 終端接口處理機TPDU Transport protocol unit 傳輸協(xié)議數(shù)據(jù)單元TSAP Transport service access point 傳輸服務訪問點TTL Time to live 使用的時間長短期TLS 運輸層安全TAPI Telephone application programming interface 電話應用程序接口TTB Trusted tomputing base 可信計算基TCSEC Trusted computer system evaluation criteria 可信任計算機系統(tǒng)評量基準TMN Telecommunications management network 電信管理網(wǎng)TDD 低碼片速率TIA 美國電信工業(yè)協(xié)會

UTP Unshielede twisted pair 無屏蔽雙絞電纜UTP Telephone user part 電話用戶部分UDP User datagram protocol 用戶數(shù)據(jù)報協(xié)議UA 無編號應答幀UI 無編號信息幀UNI User-network interface 用戶網(wǎng)絡接口UBR Unspecified bit rate 不定比特率U-NII Unlicensed national information infrastructure URL Uniform resource locator 通用資源訪問地址統(tǒng)一資源**URI Universal resource identifiers 全球資源標識符UNC Universal naming convention 通用名稱轉(zhuǎn)換UPS Uninterruptible power supplies 不間斷電源UDF Uniqueness database file 獨一無二的數(shù)據(jù)庫文件UE 終端U** User security mode 用戶的安全模型 VT Virtual terminal 虛擬終端VC Virtual circuit 虛電路VSAT Very **all aperture terminal 甚小孔徑終端系統(tǒng)Virtual path 虛通路

Virtual channel 虛信道VPI Virtual path identifiers 虛通路標識符VCI Virtual channe identifiers 虛信道標識符VBR Variable bit rate 變化比特率VL** Valiable length subnetwork mask 可變長子網(wǎng)掩碼VOD Video on demand 視頻點播VLL 虛擬租用線路VPRN 虛擬專用路由網(wǎng)絡VPDN 虛擬專用撥號網(wǎng)絡VPLS 虛擬專用LAN片斷** Virtual private network 虛擬私用網(wǎng)絡V** 話音服務模塊VTP VLAN Trunking Protocol VLAN中繼協(xié)議WDM Wave division multiplexing 波分多路復用WLAN Wireless local area networks **局域網(wǎng)WWW World wide web 環(huán)球網(wǎng)、萬維網(wǎng)WAIS Wide area information server 廣域信息服務器WINS Windows internet name service Windows網(wǎng)間網(wǎng)命名系統(tǒng)WTS Iwndows終端服務器WSH Windows scripting Host WML Wireless markup language **標記語言WCDMA Wideband code division multiple access 寬帶碼分多址XID 交換標識X.500 用于目錄管理方面最常見的協(xié)議XNS 施樂網(wǎng)絡服務系統(tǒng)XML Exbensible markup languge 可延伸的標識語言ZAW 零管理窗口

拓展知識：

前沿拓展：

AMI Alternate mark inversion 信號交替反轉(zhuǎn)編碼ALU 邏輯運算單元A/N 字符/數(shù)字方式ACF/VTAM A**anced communication facility/Virtual telecommunication access method APA 圖形方式APPN A**anced peer-to-peer networking 高級點對點網(wǎng)絡ASN.1 Abstract syntax notation 1 第一個抽象語法ASCE Association control service Element 聯(lián)系控制服務元素ASE Application service element 應用服務元素ASK 幅度鍵控ACK 應答信號ARQ Automatic repeat request 自動重發(fā)請求ARP Address resolution protocol 地址分解協(xié)議ARIS Aggragate route-based IP switching ADCCP A**anced data communication control procedure ATM Asynchronous transfer mode 異步傳輸模式ABM Asynchronous balanced mode 異步平衡方式ARM Asynchronous response mode 異步響應方式AFI Authority and format identifier ABR Available bit rate 有效比特率AAL ATM adaptation layer ATM適配層AC Acknowledged connectionless 無連接應答幀ACL 訪問控制清單AS Autonomous system 自治系統(tǒng)ABR Available bit rate 可用比特率AP Access point 接入點ANS A**anced network services 先進網(wǎng)絡服務ARP Address resolution protocol 地址解析協(xié)議ANSI 美國國家標準協(xié)會AMPS A**anced mobile phone system 先進移動電話系統(tǒng)ARQ Automatic repeat request 自動重發(fā)請求ADCCP A**anced data communication control procedure 高級數(shù)據(jù)通信過程ACTS A**anced communication technology satellite 先進通信技術衛(wèi)星ACR Actual cell rate 當前速率ASN.1 Abstract syntax notation one 抽象語法符號1ADSL Asymmetric digital subscriber line 非對稱數(shù)字用戶線路ADSI Active directory scripting interface ADC **og digital converter 模數(shù)轉(zhuǎn)換器API 應用程序接口ARPA A**anced research projects agency 美國高級研究規(guī)劃局ACE 訪問控制條目ASP Active server pages ARC A**anced RISC computing AH 認證頭ADS Active directory service 活動目錄服務ATU-C ADSL tran**ission Unit-Central 處于中心位置的ADSL ModemATI-R ADSL tran**ission Unit-Remote 用戶ADSL ModemBMP Burst mode protocol 突發(fā)模式協(xié)議BECN 向后擁塞比特B-ISDN Broadband integrated service digital network 寬帶ISDNBSA Basic service area 基本業(yè)務區(qū)BSS Basic service set 基本業(yè)務區(qū)BGP Border gateway protocol 邊界**協(xié)議BER Basic encoding rules 基本編碼規(guī)則BAP Bandwidth allocation protocol 動態(tài)帶寬分配協(xié)議BACP Bandwidth allocation control protocol 動態(tài)帶寬分配控制協(xié)議BRI Basic rate interface 基本速率接口BIND Berkeley internet name domain UNIX/Linux域名解析服務軟件包BPDU Bridge protocol data unit 橋接協(xié)議數(shù)據(jù)單元BER Basic encoding rule CRT 陰極射線管CCW 通道控制字CSWR 通道狀字寄存器CAWR 通道地址字寄存器CN Campus network 校園網(wǎng)CNNIC **互聯(lián)網(wǎng)絡信息中心ChinaNET **公用計算機互聯(lián)網(wǎng)CERNET **教育科研網(wǎng)CSTNET **科學技術網(wǎng)CHINAGBN 國家公用經(jīng)濟信息能信網(wǎng)絡CCITT Consultative committee international telegraph and telephone CEP Connection end point 連接端點CP Control point 控制點CONS 面向連接的服務CCR Commitment concurrency and recovery 并發(fā)和恢復服務元素CMIP Common management information protocol 公共管理信息協(xié)議CMIS Common management information service 公共管理信息服務CATV 有線電視系統(tǒng)CRC Cyclic redundancy check 循環(huán)冗余校驗碼CBC 密碼塊鏈接CLLM Consolidated link layer management 強化鏈路層管理CLP Cell loss priority C**A/CD Carrier sense multiple access/collision detection 帶沖突檢測介質(zhì)訪問控制CBR Constant bit rate 固定比特率CEPT 歐洲郵電委員會CCK Complementary code keying CLNP Connectionless network protocol 無連接的網(wǎng)絡協(xié)議CIDR Classless inter-domain routing 無類別的域間路由CERN The European center for Nuclear Research 歐洲核子研究中心CGI Common gateway interface 公共**接口CIX Commercial internet exchange 商業(yè)internet交換CAU Controlled access unit **訪問單元CDDI Copper distributed data interface CDPD Celluar digital packet data 單元數(shù)字分組數(shù)據(jù)CS Convergence sublayer 匯集子層CDMA Code division multiple access 碼分多址CBR Constant bit rate 恒定比特率CVDT Cell variation delay tolerance 信元可變延遲極值CLR Cell loss ratio 信元丟失比率CHAP Challenge handshake authentication protocol 挑戰(zhàn)握手認證協(xié)議CTD Cell transfer delay 信元延遲變化CER Cell error ratio 信元錯誤比率CMR Cell misinsertion rate 錯誤目的地信元比率CPI Common part indicator 公用部分指示器CGI Common gateway interface 公共**接口CLUT Color look up table 顏色查找表CCITT 國際電報電話咨詢委會會CLSID 類標識符CCM 計算機配置管理CAP Carrierless amplitude-phase modulation Capture trigger 捕獲觸發(fā)器CSNW Client service for netware Netware客戶服務CA 證書發(fā)放機構CRL Certificate revocation list 證書吊銷列表CPK/CDK Conbined public or double key 組合公鑰/雙鑰CAE 公共應用環(huán)境CM Cable modem 電纜調(diào)制解調(diào)器CMTS 局端系統(tǒng)CCIA 計算機工業(yè)協(xié)會CMIS Common management information service 公共管理信息服務CMIP Common management information protocol 公共管理信息協(xié)議CGMP 分組管理協(xié)議DBMS 數(shù)據(jù)庫管理系統(tǒng)DS Data Stream 數(shù)據(jù)流DS Directory service 目錄服務DSL Digital subscriber line 數(shù)字用戶線路DSLAM DSL access multiplexer DSSS Direct swquence spread spectrum 直接序列擴展頻譜DARPA 美國**高級研究計劃局DNA Digital Network Architecture 數(shù)字網(wǎng)絡體系結(jié)構DCA Distributed Communication Architecture 分布式通信體系結(jié)構DLC Data link control 數(shù)據(jù)鏈路控制功能DLCI Data link connection identifier 數(shù)據(jù)鏈路連接標識符DTE Data terminal equipment 數(shù)據(jù)終端設備DCE Date circuit equipment 數(shù)據(jù)電路設備DPSK Differential phase shift keying 差分相移鍵控DTMF 雙音多頻序列DCC Data county code DSP Domain specific part DPSK 差分相移鍵控DQDB Distributed queue dual bus 分布隊列雙總線DFIR Diffused IR 漫反射**線DCF Distributed coordination function 分布式協(xié)調(diào)功能DOD 美國**DNS Domain name system 域名系統(tǒng)DLS Directory location service DAT Dynamic address translation 動態(tài)地址翻譯DCS Distributed computing system DIS Draft internation standard 國際標準草案D**A Digital sense multiple access 數(shù)字偵聽多路訪問DES Data encrytion standard 數(shù)據(jù)加密標準DSS Digital signature standard 數(shù)字簽名標準DSA 目錄服務**DMSP Distributed mail system protocol 分布式電子郵件系統(tǒng)協(xié)議DPCM Differential pulse code modulation 差分脈沖碼調(diào)制DCT Discrete cosine trasformation 離散余弦變換**MRP Distant vector multicast routing protocol 距離向量多點播送路由協(xié)議DHCP Dynamic host configuration protocol 動態(tài)主機配置協(xié)議DFS 分布式文件系統(tǒng)DES 數(shù)據(jù)加密標準DCD 數(shù)據(jù)載波檢測D**N Directory server manager for netware Netware目錄**器DSL Digital subscriber line 數(shù)字用戶線路DDN Digital data network 數(shù)字數(shù)據(jù)網(wǎng)DDR Dial on demand routing 按需撥號路由DOS Denial of service 拒絕服務DAS Direct attached storage 直接存儲模式

EDI Electronic data interchange 電子數(shù)據(jù)交換 Enterprise network 企業(yè)網(wǎng)EN End node 端節(jié)點ES-IS 端系統(tǒng)和中間系統(tǒng)ECMA European computer manufacturers association EIA Electronic industries association 美國電子工業(yè)協(xié)會ESI End system identifier ESS Extended service set 擴展服務集EDLC Ethernet data link controller 以太網(wǎng)數(shù)據(jù)鏈路控制器EGP Exterior gateway protocol 外部**協(xié)議EFS 加密文件系統(tǒng)EAP Extensible authentication protocol 擴展授權協(xié)議ESP 封裝安全載荷FTAM File transfer access and management FDM Frequency division multiplexing 頻分多路復用FDMA 頻分多址FSK 頻移鍵控F** File system mounter 文件系統(tǒng)安裝器FECN 向前擁塞比特FLP Fast link pulse 快速鏈路脈沖FTP File transfer protocol 文件傳輸協(xié)議FDDI Fiber distributed data interface 光纖分布數(shù)據(jù)接口FHSS Frequency-Hopping spread spectrum 頻率跳動擴展頻譜FTTH Fiber to the home 光纖到戶FTTC Fiber to the curb 光纖到樓群、光纖到路邊FAQ Frequently asked question 常見問題FQDN Fully qualified domain name 主機域名全稱FPNW File and print service for netware FWA 固定**接入FD 光纖結(jié)點FEC Fast Ethernet channel 快速以太網(wǎng)通道GTT Global title translation 全局名稱翻譯GFC General flow control GACP Gateway access control protocol GEA Gibabit Ethernet alliance 千兆以太網(wǎng)聯(lián)盟GEC Giga Ethernet channel 千兆以太網(wǎng)通道G**P General switch management protocol 通用交換機管理協(xié)議GGP Gateway-to-gateway prtotcol 核心**協(xié)議G** Global systems for mobile communications 移動通信全球系統(tǒng)GCRA Generic cell rate algorithm 通用信元速率算法GSNW Gateway service for netware Netware**服務GPO Group policy object 組策略對象GBE Giga band ethernet 千兆以太網(wǎng)GD Generic decryption 類屬解密GPL General public license 通用公共許可協(xié)議GBIC 千兆位集成電路Hamming 海明HDLC High level data link control 高級數(shù)據(jù)鏈路控制協(xié)議HEC Header error check 頭部錯誤控制HNS Host name server 主機名字服務HTML Hyper text Markup language 超文本標記語言HTTP Hyper text transfer protocol 超文本傳輸協(xié)議HIPPI High performance parallel interface 高性能并行接口HDTV High definition television 高清晰度電視HDT 主數(shù)字終端HFC Hybrid fiber coax 混合光纖/同軸電纜網(wǎng)HAL Hardware abstraction layer 硬件抽象層HCL 硬件認證程序HDSL High-bit-rate DSL 高速率DSLHFC Hybrid fiber/coax network 混合光纖-同軸電纜HE 視頻前端HSDPA 高速下行包數(shù)據(jù)接入HSRP 熱等待路由協(xié)議IR 指令寄存器ID 指令譯碼器IS Instruction Stream 指令流IS-IS 中間系統(tǒng)與中間系統(tǒng)ICN 互聯(lián)網(wǎng)絡IMP Interface Message Processor 接口信息處理機ISP Internet service provider 因特網(wǎng)服務供應商ICP Internet Content Provider 網(wǎng)絡信息服務供應商IPX Internet protocol eXchange ILD Injection laser diode 注入式激光二極管IDP Internet datagram protocol ISUP ISDN user part IDC International code designator IDI Initial domain identifier ILMI Interim local management interface 本地管理臨時接口I** Industrial scientific and medical IR ifrared **線IRC Internet relay chat IFS Inter frame spqcing 幀間隔IP Internet protocol 網(wǎng)絡互連協(xié)議IPSec Internet protocol Security Internet安全協(xié)議ICMP Internet control message protocol 互聯(lián)網(wǎng)絡報文控制協(xié)議IMAP Interim mail access protocol IGP Interior gateway protocol 內(nèi)部**協(xié)議IFMP Ipsilon flow management protocol 流管理協(xié)議IDN Integrated digital network 綜合數(shù)字網(wǎng)IDU Interface data unit 接口數(shù)據(jù)單元IMP Interface message processor 接口信息處理機ITU International telecommunication union 國際電信聯(lián)盟ISO International standards organization 國際標準化組織IEEE Institute of electrical and electronics engineers 電子電器工程師協(xié)會IAB Internet activities board 因特網(wǎng)活動委員會IAB Internet Architecture board Internet體系結(jié)構委員會IRTF Internet research task force 因特網(wǎng)研究特別任務組IPC Inter process communication 進程間通信IXC Interexchange carrier 內(nèi)部交換電信公司IMTS Improved mobile telephone system 該進型移動電話系統(tǒng)IGMP Internet group management protocol 因特網(wǎng)組管理協(xié)議IDEA International data encryption Algorithm國際數(shù)據(jù)加密算法IMAP Interactive mail access protocol 交互式電子郵件訪問協(xié)議IPRA Internet policy registration authority 因特網(wǎng)策略登記機構ISP 因特網(wǎng)服務提供商ICA **客戶機結(jié)構IPX/SPX 互聯(lián)網(wǎng)分組交換/順序分組交換InterNIC Internet network information center I** Internet service manager ISAP Internet information server 應用程序編程接口IRC Internet relay chat 互聯(lián)網(wǎng)中繼交換ISL Inter switch link 內(nèi)部交換鏈路IRP I/O請求分組IIS Internet information server Internet信息服務器ISU 綜合業(yè)務單元ISDN Integrated service digital network 綜合業(yè)務數(shù)字網(wǎng)IGRP Interior gateway routing protocol 內(nèi)部**路由協(xié)議

JPEG Joint photographic experts group 圖像專家聯(lián)合小組KDC Key distribution center 密鑰分發(fā)中心

LCD 液晶顯示器LIFO 后進先出LED Light emitting diode 發(fā)光二極管LEN Low-entry node 低級入口節(jié)點LNP Local number portability 市話號碼移植LAP Link access procedure 鏈路訪問過程LAP-B Link access procedure-Balanced LAN Local area networks 局域網(wǎng)LANE LAN emulated LAN仿真標準LEC LAN仿真客戶機LES LAN emulaion server LAN仿真服務器LECS LAN仿真配置服務器LLC Logic link control 邏輯鏈路控制LC 遲到計數(shù)器LCP Link control protocol 鏈路控制協(xié)議LDAP Lightweight directory access protocol LSR 標記交換路由器LER 標記邊緣路由器LDP 標記分發(fā)協(xié)議LATA Local access and transport areas 本地訪問和傳輸區(qū)域LEC Local exchange carrier 本地交換電信公司LIS Logical IP subnet 邏輯IP子網(wǎng)LI Length indicator 長度指示LDAP Light directory access protocol 輕型目錄訪問協(xié)議LILO The Linux loader L2TP Layer2 tunneling protocol 第2層通道協(xié)議LMI 本地管理接口LPK/LDK Lapped public or double key 多重公鑰/雙鑰LMDS Local multipoint distribution services 本地多點分配業(yè)務LSA Link state a**ertisement 鏈路狀態(tài)通告MAN Metropolitan area networks 城域網(wǎng)MISD 多指令流單數(shù)據(jù)流MIMD 多指令流多數(shù)據(jù)流MIMO 多輸入輸出天線系統(tǒng)MOTIS Message-oriented text interchange system MC Manchester Code 曼徹斯特騙碼 Modulation and demodulation modem 調(diào)制解調(diào)器MTP Message transfer part 報文傳輸部分MAC Media access control 介質(zhì)訪問控制MAC Message authentication code 報文認證代碼MAU Multi Access Unit 多訪問部件MAP Manufacturing automation protocol MSP Message send protocol 報文發(fā)送協(xié)議MPLS Multi protocol label wsitching 多協(xié)議標記交換MFJ Modified final judgement 最終判決MTSO Mobile telephone switching office 移動電話交換站MSC Mobile switching center 移動交換中心MCS Master control station 主控站點MCR Minimum cell rate 最小信元速率MTU Maximum trasfer unit 最大傳送單位MID Multiplexing ID 多路復用標識MIB Management information base 管理信息庫MIME Multipurpose internet mail extensions 多用途因特網(wǎng)郵件擴展MPEG Moring picture experts group 移動圖像專家組MIDI Music instrument digital interface 樂器數(shù)字接口MTU Maximum transfer unit 最大傳輸單元MCSE Microsoft 認證系統(tǒng)工程師 MPR Multi protocol routing 多協(xié)議路由器MIBS 管理信息數(shù)據(jù)庫MVL Multiple virtual line 多虛擬數(shù)字用戶線MPLS 多協(xié)議標記交換MD5 Message digest 5 報文摘要5MX Mail eXchanger 郵件服務器MUD 多用戶檢測技術MMDS Multichannel multipoint distribution system 多通道多點分配業(yè)務 NBS 美國國家標準局NSF National Science Foundation 美國國家科學基金會NII National Information Infrastructure 美國國家信息基礎設施NCFC 教育與科研示范網(wǎng)絡NN Network node 網(wǎng)絡結(jié)點NCP Netware core protocol Netware核心協(xié)議NCP Network control protocol 網(wǎng)絡控制協(xié)議NAP Network access point 網(wǎng)絡接入點NDS Netware directory services Netware目錄服務NRZ Not return to zero 不歸零碼Nyquist 尼奎斯特NAK Negative acknowledgement 否定應答信號NRM Normal response mode 正常響應方式N-ISDN Narrowband integrated service digital network 窄帶ISDNNLP Normal link pulse 正常鏈路脈沖NAT Network address translators 網(wǎng)絡地址翻譯NAPT Network address port translation 網(wǎng)絡地址和端口翻譯NVT Network virtual terminal 網(wǎng)絡虛擬終端NCSA National center for supercomputing Applications NFS 美國國家科學基金會NVP Network voice protocol 網(wǎng)絡語音協(xié)議NSP Name service protocol 名字服務協(xié)議NIC Network information center 網(wǎng)絡信心中心NIC Network interface card 網(wǎng)卡NOS Network operating system 網(wǎng)絡**作系統(tǒng)NDIS Network driver interface specification NREN National research and educational network 國家研究和教育網(wǎng)NIST National instrtute of standards and technology 國際標準和技術協(xié)會NNI Network network interface 網(wǎng)絡-網(wǎng)絡接口NNTP Network news transfer protocol 網(wǎng)絡**傳輸協(xié)議NCSA National center for supercomputing applications 國家超級計算機應用中心NTSC National television standards committee 美國電視標準委員會NDIS Network drive interface specification 網(wǎng)絡驅(qū)動程序接口規(guī)范NETBIOS 網(wǎng)絡基本輸入輸出系統(tǒng)NETBEUI BetBIOS Extended user interface NETBIOS擴展用戶界面NBI Network binding interface 網(wǎng)絡關聯(lián)接口NFS Network file system 網(wǎng)絡文件系統(tǒng)NIST 美國國家標準和技術協(xié)會NCSC 國家計算機安全中心NNTP Network news transfer protocol 網(wǎng)絡**傳輸協(xié)議NVOD Near video ondemand 影視點播業(yè)務NIU 網(wǎng)絡接口單元NAS 網(wǎng)絡接入服務NAS Network attached storage 網(wǎng)絡連接存儲

OAM Operation and maintenance **作和維護OSI/RM Open system interconnection/Reference model 開放系統(tǒng)互聯(lián)參考模型OMAP Operations maintenance and administration part 運行、維護和管理部分OAM Operation and maintenance OFDM Orthogonal frequency division multiplexing OSPF Open shortest path first 開放最短路徑優(yōu)先OGSA Open Grid Services Architecture 開放式網(wǎng)格服務架構ONU Optical network unit 光纖網(wǎng)絡單元OLE 對象鏈接和嵌入ODI Open data link interface 開放數(shù)據(jù)鏈路接口ODBC 開放數(shù)據(jù)庫連接OSA 開放的業(yè)務結(jié)構PC 程序計數(shù)器PEM 局部存儲器PTT Post telephone&telegraph PLP 分組級協(xié)議PSK 相移鍵控PCM Pulse code modulation 脈碼調(diào)制技術PAD Packet assembly and disassembly device 分組拆裝設備PCS 個人通信服務PSE 分組交換機PDN Public data network 公共數(shù)據(jù)網(wǎng)PLP Packet layer protocol PVC Permanent virtual circuit **虛電路PBX Private branch eXchange 專用小交換機PMD Physical medium dependent sublayer 物理介質(zhì)相關子層PTI Payload type 負載類型PAM 脈沖幅度調(diào)制PPM 脈沖位置調(diào)制PDM 脈寬度調(diào)制PDA Personal digital assistant 個人數(shù)字助理PAD Packet assembler-Disassembler 分組打包/解包PDU Protocol data unit 協(xié)議數(shù)據(jù)單元PLCP Physical layer convergence protocol 物理層會聚協(xié)議PMD Physical medium dependent 物理介質(zhì)相關子層PCF Point coordination function 點協(xié)調(diào)功能PPP Point to point protocol 點對點協(xié)議PSTN Public switched telephone network 公共電話交換網(wǎng)PSDN Packet Switched data network 公共分組數(shù)據(jù)網(wǎng)絡 Packet switching node 分組交換節(jié)點PAP Password authentication protocol 口令認證協(xié)議PAM Pluggable authentication modules 可插入認證模塊POTS Plain old telephone service 老式電話服務PCS Personal communications service 個人通信服務PCN Personal communications network 個人通信網(wǎng)絡PCR Peak cell rate 峰值信元速率POP Post office protocol 郵局協(xié)議PGP Pretty good privacy 相當好的保密性PCA Policy certification authorities 策略認證機構PPTP Point to point Tunneling protocol 點對點隧道協(xié)議POSIX 可移植性**作系統(tǒng)接口PTR 相關的指針PDH Plesiochronous digital hierarchy 準同步數(shù)字系列PPPoE Point-to-point protocol over ethernet 基于局域網(wǎng)的點對點通信協(xié)議PXC 數(shù)字交叉連接PRI Primary rate interface 主要率速接口QAM Quadrature amplitude modulation 正交副度調(diào)制QOS Quality of service 服務質(zhì)量RTSE Reliable transfer service element 可靠傳輸服務元素ROSE Remote operations service element 遠程**作服務元素RZ Return to zero 歸零碼Repeater 中繼器RJE Remote job entry 遠程作業(yè)RARP Reverse address resolution protocol 反向ARP協(xié)議RPC Remote procedure call 遠程過程調(diào)用RFC Request for comments 請求評注RAID Redundant array of inexpensive disks 廉價磁盤冗余陣列RADIUS 遠端驗證撥入用戶服務RAS Remote access services 遠程訪問服務RISC Reduced instruction set computer 最簡指令系統(tǒng)RIP Routing information protocol 路由信息協(xié)議RRAS 路由與遠程訪問服務RDP 遠程桌面協(xié)議RADSL 速率自適應用戶數(shù)字線RAN **接入網(wǎng)RAS Remote access server 遠程訪問服務器RSVP Resource ReSerVation Protocol 資源預約協(xié)議SISD 單指令單流數(shù)據(jù)流SIMD 單指令多流數(shù)據(jù)流SP 堆棧指針寄存器SNA System Network Architecture 系統(tǒng)網(wǎng)絡體系結(jié)構SNA/DS SNA Distribution service 異步分布處理系統(tǒng)SAP Service access point 服務訪問點SAP Service a**ertising protocol 服務公告協(xié)議SPX Sequential packet eXchange SNIC 子網(wǎng)無關的會聚功能SNDC 子網(wǎng)相關的會聚功能SNAC 子網(wǎng)訪問功能SNACP Subnetwork access ptotocol 子網(wǎng)訪問協(xié)議SNDCP SubNetwork dependent convergence protocol 子網(wǎng)相關的會聚協(xié)議SNICP SubNetwork independent convergence protocol 子網(wǎng)無關的會聚協(xié)議STP Shielded twisted pair 屏蔽雙絞線STP Signal transfer point 信令傳輸點STP Spanning Tree Protocol 生成樹協(xié)議SONET Synchronous optical network SDH Synchronous digital hierarchy 同步數(shù)字系列SS7 Signaling system No.7 SSP Service switching point 業(yè)務交換點SCP Service control point 業(yè)務控制點SCCP Signaling connection control part 信令連接控制部分SDLC Synchronous data link control 同步數(shù)據(jù)鏈路控制協(xié)議SIM 初始化方式命令SVC Switched virtual call 交換虛電路STM Synchronous transfer mode 同步傳輸模式SAR Segmentation and reassembly 分段和重裝配**TP Simple mail transfer protocol 簡單郵件傳送協(xié)議SFTP Simple file transfer protocol SNMP Simple network management 簡單網(wǎng)絡管理協(xié)議SNPP Simple network paging protocol SCSI 小型計算機系統(tǒng)接口SLIP Serial line IP 串行IP協(xié)議**B Server message block 服務器報文快協(xié)議SRT Source routing transparent 源路徑透明SDU Service data unit 服務數(shù)據(jù)單元**DS Switched multimegabit data service 交換式多兆比特數(shù)據(jù)服務SAR Segmentation and reassembly 分解和重組SONET Synchronous optical network 同步光纖網(wǎng)絡SDH Synchronous digital hierarchy 同步數(shù)字分級結(jié)構STS-1 Synchronous transport signal-1 同步傳輸信號SPE Synchronous payload envelope 同步凈荷包SIPP Simple internet protocol plus 增強的簡單因特網(wǎng)協(xié)議SCR Sustained cell rate 持繼信元速率SECBR Severly-errored cell block ratio 嚴重錯誤信元塊比率SEAL Simple efficient adaptation layer 簡單有效的適配層SSCOP Service specific connection oriented protocol 特定服務的面向連接協(xié)議SHA Secure hash algorithm 保密散列算法**I Structer of management information 管理信息的結(jié)構SGML Standard generalized markup language 標準通用標記語言**S Server based setup SAM Security account manager 安全帳號管理器SPS Standby power supplies 后備電源SPK Seeded public-Key 種子化公鑰SDK Seeded double key 種子化雙鑰SLED Single large expensive drive SID 安全識別符 SDSL Symmetric DSL 對稱DSLSAT 安全訪問令牌**S System management server 系統(tǒng)管理服務器SSL 安**接字層SQL 結(jié)構化查詢語言STB Set top box 電視機頂盒SIPP Simple internet protocol plus SGML Standark generalized markup language 交換格式標準語言SN 業(yè)務接點接口SNI Service node interface 業(yè)務接點接口SOHO 小型辦公室SIP Session initiation protocol 會話發(fā)起協(xié)議SCS Structured cabling system 結(jié)構化綜合布線系統(tǒng)**Fs System management functions 系統(tǒng)管理功能**I Structure of management information 管理信息結(jié)構SGMP Simple gateway monitoring protocol 簡單****協(xié)議SFT System fault tolerance 系統(tǒng)容錯技術SAN Storage Area Network 存儲區(qū)域網(wǎng)絡TCP Tran**ission control protocol 傳輸控制協(xié)議TTY 電傳打字機TDM Time division multiplexing 時分多路復用TDMA 時分多址TCM Trellis coded modulation 格碼調(diào)制TCAP Transaction capabilities applications part 事務處理能力應用部分TE1 1型終端設備TE2 2型終端設備TA 終端適配器TC Tran**ission convergence 傳輸聚合子層TRT 令牌輪轉(zhuǎn)計時器THT 令牌保持計時器TFTP Trivial file transfer protocol 小型文件傳輸協(xié)議TDI Transport driver interface 傳輸驅(qū)動程序接口TIP Terminal interface processor 終端接口處理機TPDU Transport protocol unit 傳輸協(xié)議數(shù)據(jù)單元TSAP Transport service access point 傳輸服務訪問點TTL Time to live 使用的時間長短期TLS 運輸層安全TAPI Telephone application programming interface 電話應用程序接口TTB Trusted tomputing base 可信計算基TCSEC Trusted computer system evaluation criteria 可信任計算機系統(tǒng)評量基準TMN Telecommunications management network 電信管理網(wǎng)TDD 低碼片速率TIA 美國電信工業(yè)協(xié)會

UTP Unshielede twisted pair 無屏蔽雙絞電纜UTP Telephone user part 電話用戶部分UDP User datagram protocol 用戶數(shù)據(jù)報協(xié)議UA 無編號應答幀UI 無編號信息幀UNI User-network interface 用戶網(wǎng)絡接口UBR Unspecified bit rate 不定比特率U-NII Unlicensed national information infrastructure URL Uniform resource locator 通用資源訪問地址統(tǒng)一資源**URI Universal resource identifiers 全球資源標識符UNC Universal naming convention 通用名稱轉(zhuǎn)換UPS Uninterruptible power supplies 不間斷電源UDF Uniqueness database file 獨一無二的數(shù)據(jù)庫文件UE 終端U** User security mode 用戶的安全模型 VT Virtual terminal 虛擬終端VC Virtual circuit 虛電路VSAT Very **all aperture terminal 甚小孔徑終端系統(tǒng)Virtual path 虛通路

Virtual channel 虛信道VPI Virtual path identifiers 虛通路標識符VCI Virtual channe identifiers 虛信道標識符VBR Variable bit rate 變化比特率VL** Valiable length subnetwork mask 可變長子網(wǎng)掩碼VOD Video on demand 視頻點播VLL 虛擬租用線路VPRN 虛擬專用路由網(wǎng)絡VPDN 虛擬專用撥號網(wǎng)絡VPLS 虛擬專用LAN片斷** Virtual private network 虛擬私用網(wǎng)絡V** 話音服務模塊VTP VLAN Trunking Protocol VLAN中繼協(xié)議WDM Wave division multiplexing 波分多路復用WLAN Wireless local area networks **局域網(wǎng)WWW World wide web 環(huán)球網(wǎng)、萬維網(wǎng)WAIS Wide area information server 廣域信息服務器WINS Windows internet name service Windows網(wǎng)間網(wǎng)命名系統(tǒng)WTS Iwndows終端服務器WSH Windows scripting Host WML Wireless markup language **標記語言WCDMA Wideband code division multiple access 寬帶碼分多址XID 交換標識X.500 用于目錄管理方面最常見的協(xié)議XNS 施樂網(wǎng)絡服務系統(tǒng)XML Exbensible markup languge 可延伸的標識語言ZAW 零管理窗口

拓展知識：

前沿拓展：

AMI Alternate mark inversion 信號交替反轉(zhuǎn)編碼ALU 邏輯運算單元A/N 字符/數(shù)字方式ACF/VTAM A**anced communication facility/Virtual telecommunication access method APA 圖形方式APPN A**anced peer-to-peer networking 高級點對點網(wǎng)絡ASN.1 Abstract syntax notation 1 第一個抽象語法ASCE Association control service Element 聯(lián)系控制服務元素ASE Application service element 應用服務元素ASK 幅度鍵控ACK 應答信號ARQ Automatic repeat request 自動重發(fā)請求ARP Address resolution protocol 地址分解協(xié)議ARIS Aggragate route-based IP switching ADCCP A**anced data communication control procedure ATM Asynchronous transfer mode 異步傳輸模式ABM Asynchronous balanced mode 異步平衡方式ARM Asynchronous response mode 異步響應方式AFI Authority and format identifier ABR Available bit rate 有效比特率AAL ATM adaptation layer ATM適配層AC Acknowledged connectionless 無連接應答幀ACL 訪問控制清單AS Autonomous system 自治系統(tǒng)ABR Available bit rate 可用比特率AP Access point 接入點ANS A**anced network services 先進網(wǎng)絡服務ARP Address resolution protocol 地址解析協(xié)議ANSI 美國國家標準協(xié)會AMPS A**anced mobile phone system 先進移動電話系統(tǒng)ARQ Automatic repeat request 自動重發(fā)請求ADCCP A**anced data communication control procedure 高級數(shù)據(jù)通信過程ACTS A**anced communication technology satellite 先進通信技術衛(wèi)星ACR Actual cell rate 當前速率ASN.1 Abstract syntax notation one 抽象語法符號1ADSL Asymmetric digital subscriber line 非對稱數(shù)字用戶線路ADSI Active directory scripting interface ADC **og digital converter 模數(shù)轉(zhuǎn)換器API 應用程序接口ARPA A**anced research projects agency 美國高級研究規(guī)劃局ACE 訪問控制條目ASP Active server pages ARC A**anced RISC computing AH 認證頭ADS Active directory service 活動目錄服務ATU-C ADSL tran**ission Unit-Central 處于中心位置的ADSL ModemATI-R ADSL tran**ission Unit-Remote 用戶ADSL ModemBMP Burst mode protocol 突發(fā)模式協(xié)議BECN 向后擁塞比特B-ISDN Broadband integrated service digital network 寬帶ISDNBSA Basic service area 基本業(yè)務區(qū)BSS Basic service set 基本業(yè)務區(qū)BGP Border gateway protocol 邊界**協(xié)議BER Basic encoding rules 基本編碼規(guī)則BAP Bandwidth allocation protocol 動態(tài)帶寬分配協(xié)議BACP Bandwidth allocation control protocol 動態(tài)帶寬分配控制協(xié)議BRI Basic rate interface 基本速率接口BIND Berkeley internet name domain UNIX/Linux域名解析服務軟件包BPDU Bridge protocol data unit 橋接協(xié)議數(shù)據(jù)單元BER Basic encoding rule CRT 陰極射線管CCW 通道控制字CSWR 通道狀字寄存器CAWR 通道地址字寄存器CN Campus network 校園網(wǎng)CNNIC **互聯(lián)網(wǎng)絡信息中心ChinaNET **公用計算機互聯(lián)網(wǎng)CERNET **教育科研網(wǎng)CSTNET **科學技術網(wǎng)CHINAGBN 國家公用經(jīng)濟信息能信網(wǎng)絡CCITT Consultative committee international telegraph and telephone CEP Connection end point 連接端點CP Control point 控制點CONS 面向連接的服務CCR Commitment concurrency and recovery 并發(fā)和恢復服務元素CMIP Common management information protocol 公共管理信息協(xié)議CMIS Common management information service 公共管理信息服務CATV 有線電視系統(tǒng)CRC Cyclic redundancy check 循環(huán)冗余校驗碼CBC 密碼塊鏈接CLLM Consolidated link layer management 強化鏈路層管理CLP Cell loss priority C**A/CD Carrier sense multiple access/collision detection 帶沖突檢測介質(zhì)訪問控制CBR Constant bit rate 固定比特率CEPT 歐洲郵電委員會CCK Complementary code keying CLNP Connectionless network protocol 無連接的網(wǎng)絡協(xié)議CIDR Classless inter-domain routing 無類別的域間路由CERN The European center for Nuclear Research 歐洲核子研究中心CGI Common gateway interface 公共**接口CIX Commercial internet exchange 商業(yè)internet交換CAU Controlled access unit **訪問單元CDDI Copper distributed data interface CDPD Celluar digital packet data 單元數(shù)字分組數(shù)據(jù)CS Convergence sublayer 匯集子層CDMA Code division multiple access 碼分多址CBR Constant bit rate 恒定比特率CVDT Cell variation delay tolerance 信元可變延遲極值CLR Cell loss ratio 信元丟失比率CHAP Challenge handshake authentication protocol 挑戰(zhàn)握手認證協(xié)議CTD Cell transfer delay 信元延遲變化CER Cell error ratio 信元錯誤比率CMR Cell misinsertion rate 錯誤目的地信元比率CPI Common part indicator 公用部分指示器CGI Common gateway interface 公共**接口CLUT Color look up table 顏色查找表CCITT 國際電報電話咨詢委會會CLSID 類標識符CCM 計算機配置管理CAP Carrierless amplitude-phase modulation Capture trigger 捕獲觸發(fā)器CSNW Client service for netware Netware客戶服務CA 證書發(fā)放機構CRL Certificate revocation list 證書吊銷列表CPK/CDK Conbined public or double key 組合公鑰/雙鑰CAE 公共應用環(huán)境CM Cable modem 電纜調(diào)制解調(diào)器CMTS 局端系統(tǒng)CCIA 計算機工業(yè)協(xié)會CMIS Common management information service 公共管理信息服務CMIP Common management information protocol 公共管理信息協(xié)議CGMP 分組管理協(xié)議DBMS 數(shù)據(jù)庫管理系統(tǒng)DS Data Stream 數(shù)據(jù)流DS Directory service 目錄服務DSL Digital subscriber line 數(shù)字用戶線路DSLAM DSL access multiplexer DSSS Direct swquence spread spectrum 直接序列擴展頻譜DARPA 美國**高級研究計劃局DNA Digital Network Architecture 數(shù)字網(wǎng)絡體系結(jié)構DCA Distributed Communication Architecture 分布式通信體系結(jié)構DLC Data link control 數(shù)據(jù)鏈路控制功能DLCI Data link connection identifier 數(shù)據(jù)鏈路連接標識符DTE Data terminal equipment 數(shù)據(jù)終端設備DCE Date circuit equipment 數(shù)據(jù)電路設備DPSK Differential phase shift keying 差分相移鍵控DTMF 雙音多頻序列DCC Data county code DSP Domain specific part DPSK 差分相移鍵控DQDB Distributed queue dual bus 分布隊列雙總線DFIR Diffused IR 漫反射**線DCF Distributed coordination function 分布式協(xié)調(diào)功能DOD 美國**DNS Domain name system 域名系統(tǒng)DLS Directory location service DAT Dynamic address translation 動態(tài)地址翻譯DCS Distributed computing system DIS Draft internation standard 國際標準草案D**A Digital sense multiple access 數(shù)字偵聽多路訪問DES Data encrytion standard 數(shù)據(jù)加密標準DSS Digital signature standard 數(shù)字簽名標準DSA 目錄服務**DMSP Distributed mail system protocol 分布式電子郵件系統(tǒng)協(xié)議DPCM Differential pulse code modulation 差分脈沖碼調(diào)制DCT Discrete cosine trasformation 離散余弦變換**MRP Distant vector multicast routing protocol 距離向量多點播送路由協(xié)議DHCP Dynamic host configuration protocol 動態(tài)主機配置協(xié)議DFS 分布式文件系統(tǒng)DES 數(shù)據(jù)加密標準DCD 數(shù)據(jù)載波檢測D**N Directory server manager for netware Netware目錄**器DSL Digital subscriber line 數(shù)字用戶線路DDN Digital data network 數(shù)字數(shù)據(jù)網(wǎng)DDR Dial on demand routing 按需撥號路由DOS Denial of service 拒絕服務DAS Direct attached storage 直接存儲模式

EDI Electronic data interchange 電子數(shù)據(jù)交換 Enterprise network 企業(yè)網(wǎng)EN End node 端節(jié)點ES-IS 端系統(tǒng)和中間系統(tǒng)ECMA European computer manufacturers association EIA Electronic industries association 美國電子工業(yè)協(xié)會ESI End system identifier ESS Extended service set 擴展服務集EDLC Ethernet data link controller 以太網(wǎng)數(shù)據(jù)鏈路控制器EGP Exterior gateway protocol 外部**協(xié)議EFS 加密文件系統(tǒng)EAP Extensible authentication protocol 擴展授權協(xié)議ESP 封裝安全載荷FTAM File transfer access and management FDM Frequency division multiplexing 頻分多路復用FDMA 頻分多址FSK 頻移鍵控F** File system mounter 文件系統(tǒng)安裝器FECN 向前擁塞比特FLP Fast link pulse 快速鏈路脈沖FTP File transfer protocol 文件傳輸協(xié)議FDDI Fiber distributed data interface 光纖分布數(shù)據(jù)接口FHSS Frequency-Hopping spread spectrum 頻率跳動擴展頻譜FTTH Fiber to the home 光纖到戶FTTC Fiber to the curb 光纖到樓群、光纖到路邊FAQ Frequently asked question 常見問題FQDN Fully qualified domain name 主機域名全稱FPNW File and print service for netware FWA 固定**接入FD 光纖結(jié)點FEC Fast Ethernet channel 快速以太網(wǎng)通道GTT Global title translation 全局名稱翻譯GFC General flow control GACP Gateway access control protocol GEA Gibabit Ethernet alliance 千兆以太網(wǎng)聯(lián)盟GEC Giga Ethernet channel 千兆以太網(wǎng)通道G**P General switch management protocol 通用交換機管理協(xié)議GGP Gateway-to-gateway prtotcol 核心**協(xié)議G** Global systems for mobile communications 移動通信全球系統(tǒng)GCRA Generic cell rate algorithm 通用信元速率算法GSNW Gateway service for netware Netware**服務GPO Group policy object 組策略對象GBE Giga band ethernet 千兆以太網(wǎng)GD Generic decryption 類屬解密GPL General public license 通用公共許可協(xié)議GBIC 千兆位集成電路Hamming 海明HDLC High level data link control 高級數(shù)據(jù)鏈路控制協(xié)議HEC Header error check 頭部錯誤控制HNS Host name server 主機名字服務HTML Hyper text Markup language 超文本標記語言HTTP Hyper text transfer protocol 超文本傳輸協(xié)議HIPPI High performance parallel interface 高性能并行接口HDTV High definition television 高清晰度電視HDT 主數(shù)字終端HFC Hybrid fiber coax 混合光纖/同軸電纜網(wǎng)HAL Hardware abstraction layer 硬件抽象層HCL 硬件認證程序HDSL High-bit-rate DSL 高速率DSLHFC Hybrid fiber/coax network 混合光纖-同軸電纜HE 視頻前端HSDPA 高速下行包數(shù)據(jù)接入HSRP 熱等待路由協(xié)議IR 指令寄存器ID 指令譯碼器IS Instruction Stream 指令流IS-IS 中間系統(tǒng)與中間系統(tǒng)ICN 互聯(lián)網(wǎng)絡IMP Interface Message Processor 接口信息處理機ISP Internet service provider 因特網(wǎng)服務供應商ICP Internet Content Provider 網(wǎng)絡信息服務供應商IPX Internet protocol eXchange ILD Injection laser diode 注入式激光二極管IDP Internet datagram protocol ISUP ISDN user part IDC International code designator IDI Initial domain identifier ILMI Interim local management interface 本地管理臨時接口I** Industrial scientific and medical IR ifrared **線IRC Internet relay chat IFS Inter frame spqcing 幀間隔IP Internet protocol 網(wǎng)絡互連協(xié)議IPSec Internet protocol Security Internet安全協(xié)議ICMP Internet control message protocol 互聯(lián)網(wǎng)絡報文控制協(xié)議IMAP Interim mail access protocol IGP Interior gateway protocol 內(nèi)部**協(xié)議IFMP Ipsilon flow management protocol 流管理協(xié)議IDN Integrated digital network 綜合數(shù)字網(wǎng)IDU Interface data unit 接口數(shù)據(jù)單元IMP Interface message processor 接口信息處理機ITU International telecommunication union 國際電信聯(lián)盟ISO International standards organization 國際標準化組織IEEE Institute of electrical and electronics engineers 電子電器工程師協(xié)會IAB Internet activities board 因特網(wǎng)活動委員會IAB Internet Architecture board Internet體系結(jié)構委員會IRTF Internet research task force 因特網(wǎng)研究特別任務組IPC Inter process communication 進程間通信IXC Interexchange carrier 內(nèi)部交換電信公司IMTS Improved mobile telephone system 該進型移動電話系統(tǒng)IGMP Internet group management protocol 因特網(wǎng)組管理協(xié)議IDEA International data encryption Algorithm國際數(shù)據(jù)加密算法IMAP Interactive mail access protocol 交互式電子郵件訪問協(xié)議IPRA Internet policy registration authority 因特網(wǎng)策略登記機構ISP 因特網(wǎng)服務提供商ICA **客戶機結(jié)構IPX/SPX 互聯(lián)網(wǎng)分組交換/順序分組交換InterNIC Internet network information center I** Internet service manager ISAP Internet information server 應用程序編程接口IRC Internet relay chat 互聯(lián)網(wǎng)中繼交換ISL Inter switch link 內(nèi)部交換鏈路IRP I/O請求分組IIS Internet information server Internet信息服務器ISU 綜合業(yè)務單元ISDN Integrated service digital network 綜合業(yè)務數(shù)字網(wǎng)IGRP Interior gateway routing protocol 內(nèi)部**路由協(xié)議

JPEG Joint photographic experts group 圖像專家聯(lián)合小組KDC Key distribution center 密鑰分發(fā)中心

LCD 液晶顯示器LIFO 后進先出LED Light emitting diode 發(fā)光二極管LEN Low-entry node 低級入口節(jié)點LNP Local number portability 市話號碼移植LAP Link access procedure 鏈路訪問過程LAP-B Link access procedure-Balanced LAN Local area networks 局域網(wǎng)LANE LAN emulated LAN仿真標準LEC LAN仿真客戶機LES LAN emulaion server LAN仿真服務器LECS LAN仿真配置服務器LLC Logic link control 邏輯鏈路控制LC 遲到計數(shù)器LCP Link control protocol 鏈路控制協(xié)議LDAP Lightweight directory access protocol LSR 標記交換路由器LER 標記邊緣路由器LDP 標記分發(fā)協(xié)議LATA Local access and transport areas 本地訪問和傳輸區(qū)域LEC Local exchange carrier 本地交換電信公司LIS Logical IP subnet 邏輯IP子網(wǎng)LI Length indicator 長度指示LDAP Light directory access protocol 輕型目錄訪問協(xié)議LILO The Linux loader L2TP Layer2 tunneling protocol 第2層通道協(xié)議LMI 本地管理接口LPK/LDK Lapped public or double key 多重公鑰/雙鑰LMDS Local multipoint distribution services 本地多點分配業(yè)務LSA Link state a**ertisement 鏈路狀態(tài)通告MAN Metropolitan area networks 城域網(wǎng)MISD 多指令流單數(shù)據(jù)流MIMD 多指令流多數(shù)據(jù)流MIMO 多輸入輸出天線系統(tǒng)MOTIS Message-oriented text interchange system MC Manchester Code 曼徹斯特騙碼 Modulation and demodulation modem 調(diào)制解調(diào)器MTP Message transfer part 報文傳輸部分MAC Media access control 介質(zhì)訪問控制MAC Message authentication code 報文認證代碼MAU Multi Access Unit 多訪問部件MAP Manufacturing automation protocol MSP Message send protocol 報文發(fā)送協(xié)議MPLS Multi protocol label wsitching 多協(xié)議標記交換MFJ Modified final judgement 最終判決MTSO Mobile telephone switching office 移動電話交換站MSC Mobile switching center 移動交換中心MCS Master control station 主控站點MCR Minimum cell rate 最小信元速率MTU Maximum trasfer unit 最大傳送單位MID Multiplexing ID 多路復用標識MIB Management information base 管理信息庫MIME Multipurpose internet mail extensions 多用途因特網(wǎng)郵件擴展MPEG Moring picture experts group 移動圖像專家組MIDI Music instrument digital interface 樂器數(shù)字接口MTU Maximum transfer unit 最大傳輸單元MCSE Microsoft 認證系統(tǒng)工程師 MPR Multi protocol routing 多協(xié)議路由器MIBS 管理信息數(shù)據(jù)庫MVL Multiple virtual line 多虛擬數(shù)字用戶線MPLS 多協(xié)議標記交換MD5 Message digest 5 報文摘要5MX Mail eXchanger 郵件服務器MUD 多用戶檢測技術MMDS Multichannel multipoint distribution system 多通道多點分配業(yè)務 NBS 美國國家標準局NSF National Science Foundation 美國國家科學基金會NII National Information Infrastructure 美國國家信息基礎設施NCFC 教育與科研示范網(wǎng)絡NN Network node 網(wǎng)絡結(jié)點NCP Netware core protocol Netware核心協(xié)議NCP Network control protocol 網(wǎng)絡控制協(xié)議NAP Network access point 網(wǎng)絡接入點NDS Netware directory services Netware目錄服務NRZ Not return to zero 不歸零碼Nyquist 尼奎斯特NAK Negative acknowledgement 否定應答信號NRM Normal response mode 正常響應方式N-ISDN Narrowband integrated service digital network 窄帶ISDNNLP Normal link pulse 正常鏈路脈沖NAT Network address translators 網(wǎng)絡地址翻譯NAPT Network address port translation 網(wǎng)絡地址和端口翻譯NVT Network virtual terminal 網(wǎng)絡虛擬終端NCSA National center for supercomputing Applications NFS 美國國家科學基金會NVP Network voice protocol 網(wǎng)絡語音協(xié)議NSP Name service protocol 名字服務協(xié)議NIC Network information center 網(wǎng)絡信心中心NIC Network interface card 網(wǎng)卡NOS Network operating system 網(wǎng)絡**作系統(tǒng)NDIS Network driver interface specification NREN National research and educational network 國家研究和教育網(wǎng)NIST National instrtute of standards and technology 國際標準和技術協(xié)會NNI Network network interface 網(wǎng)絡-網(wǎng)絡接口NNTP Network news transfer protocol 網(wǎng)絡**傳輸協(xié)議NCSA National center for supercomputing applications 國家超級計算機應用中心NTSC National television standards committee 美國電視標準委員會NDIS Network drive interface specification 網(wǎng)絡驅(qū)動程序接口規(guī)范NETBIOS 網(wǎng)絡基本輸入輸出系統(tǒng)NETBEUI BetBIOS Extended user interface NETBIOS擴展用戶界面NBI Network binding interface 網(wǎng)絡關聯(lián)接口NFS Network file system 網(wǎng)絡文件系統(tǒng)NIST 美國國家標準和技術協(xié)會NCSC 國家計算機安全中心NNTP Network news transfer protocol 網(wǎng)絡**傳輸協(xié)議NVOD Near video ondemand 影視點播業(yè)務NIU 網(wǎng)絡接口單元NAS 網(wǎng)絡接入服務NAS Network attached storage 網(wǎng)絡連接存儲

OAM Operation and maintenance **作和維護OSI/RM Open system interconnection/Reference model 開放系統(tǒng)互聯(lián)參考模型OMAP Operations maintenance and administration part 運行、維護和管理部分OAM Operation and maintenance OFDM Orthogonal frequency division multiplexing OSPF Open shortest path first 開放最短路徑優(yōu)先OGSA Open Grid Services Architecture 開放式網(wǎng)格服務架構ONU Optical network unit 光纖網(wǎng)絡單元OLE 對象鏈接和嵌入ODI Open data link interface 開放數(shù)據(jù)鏈路接口ODBC 開放數(shù)據(jù)庫連接OSA 開放的業(yè)務結(jié)構PC 程序計數(shù)器PEM 局部存儲器PTT Post telephone&telegraph PLP 分組級協(xié)議PSK 相移鍵控PCM Pulse code modulation 脈碼調(diào)制技術PAD Packet assembly and disassembly device 分組拆裝設備PCS 個人通信服務PSE 分組交換機PDN Public data network 公共數(shù)據(jù)網(wǎng)PLP Packet layer protocol PVC Permanent virtual circuit **虛電路PBX Private branch eXchange 專用小交換機PMD Physical medium dependent sublayer 物理介質(zhì)相關子層PTI Payload type 負載類型PAM 脈沖幅度調(diào)制PPM 脈沖位置調(diào)制PDM 脈寬度調(diào)制PDA Personal digital assistant 個人數(shù)字助理PAD Packet assembler-Disassembler 分組打包/解包PDU Protocol data unit 協(xié)議數(shù)據(jù)單元PLCP Physical layer convergence protocol 物理層會聚協(xié)議PMD Physical medium dependent 物理介質(zhì)相關子層PCF Point coordination function 點協(xié)調(diào)功能PPP Point to point protocol 點對點協(xié)議PSTN Public switched telephone network 公共電話交換網(wǎng)PSDN Packet Switched data network 公共分組數(shù)據(jù)網(wǎng)絡 Packet switching node 分組交換節(jié)點PAP Password authentication protocol 口令認證協(xié)議PAM Pluggable authentication modules 可插入認證模塊POTS Plain old telephone service 老式電話服務PCS Personal communications service 個人通信服務PCN Personal communications network 個人通信網(wǎng)絡PCR Peak cell rate 峰值信元速率POP Post office protocol 郵局協(xié)議PGP Pretty good privacy 相當好的保密性PCA Policy certification authorities 策略認證機構PPTP Point to point Tunneling protocol 點對點隧道協(xié)議POSIX 可移植性**作系統(tǒng)接口PTR 相關的指針PDH Plesiochronous digital hierarchy 準同步數(shù)字系列PPPoE Point-to-point protocol over ethernet 基于局域網(wǎng)的點對點通信協(xié)議PXC 數(shù)字交叉連接PRI Primary rate interface 主要率速接口QAM Quadrature amplitude modulation 正交副度調(diào)制QOS Quality of service 服務質(zhì)量RTSE Reliable transfer service element 可靠傳輸服務元素ROSE Remote operations service element 遠程**作服務元素RZ Return to zero 歸零碼Repeater 中繼器RJE Remote job entry 遠程作業(yè)RARP Reverse address resolution protocol 反向ARP協(xié)議RPC Remote procedure call 遠程過程調(diào)用RFC Request for comments 請求評注RAID Redundant array of inexpensive disks 廉價磁盤冗余陣列RADIUS 遠端驗證撥入用戶服務RAS Remote access services 遠程訪問服務RISC Reduced instruction set computer 最簡指令系統(tǒng)RIP Routing information protocol 路由信息協(xié)議RRAS 路由與遠程訪問服務RDP 遠程桌面協(xié)議RADSL 速率自適應用戶數(shù)字線RAN **接入網(wǎng)RAS Remote access server 遠程訪問服務器RSVP Resource ReSerVation Protocol 資源預約協(xié)議SISD 單指令單流數(shù)據(jù)流SIMD 單指令多流數(shù)據(jù)流SP 堆棧指針寄存器SNA System Network Architecture 系統(tǒng)網(wǎng)絡體系結(jié)構SNA/DS SNA Distribution service 異步分布處理系統(tǒng)SAP Service access point 服務訪問點SAP Service a**ertising protocol 服務公告協(xié)議SPX Sequential packet eXchange SNIC 子網(wǎng)無關的會聚功能SNDC 子網(wǎng)相關的會聚功能SNAC 子網(wǎng)訪問功能SNACP Subnetwork access ptotocol 子網(wǎng)訪問協(xié)議SNDCP SubNetwork dependent convergence protocol 子網(wǎng)相關的會聚協(xié)議SNICP SubNetwork independent convergence protocol 子網(wǎng)無關的會聚協(xié)議STP Shielded twisted pair 屏蔽雙絞線STP Signal transfer point 信令傳輸點STP Spanning Tree Protocol 生成樹協(xié)議SONET Synchronous optical network SDH Synchronous digital hierarchy 同步數(shù)字系列SS7 Signaling system No.7 SSP Service switching point 業(yè)務交換點SCP Service control point 業(yè)務控制點SCCP Signaling connection control part 信令連接控制部分SDLC Synchronous data link control 同步數(shù)據(jù)鏈路控制協(xié)議SIM 初始化方式命令SVC Switched virtual call 交換虛電路STM Synchronous transfer mode 同步傳輸模式SAR Segmentation and reassembly 分段和重裝配**TP Simple mail transfer protocol 簡單郵件傳送協(xié)議SFTP Simple file transfer protocol SNMP Simple network management 簡單網(wǎng)絡管理協(xié)議SNPP Simple network paging protocol SCSI 小型計算機系統(tǒng)接口SLIP Serial line IP 串行IP協(xié)議**B Server message block 服務器報文快協(xié)議SRT Source routing transparent 源路徑透明SDU Service data unit 服務數(shù)據(jù)單元**DS Switched multimegabit data service 交換式多兆比特數(shù)據(jù)服務SAR Segmentation and reassembly 分解和重組SONET Synchronous optical network 同步光纖網(wǎng)絡SDH Synchronous digital hierarchy 同步數(shù)字分級結(jié)構STS-1 Synchronous transport signal-1 同步傳輸信號SPE Synchronous payload envelope 同步凈荷包SIPP Simple internet protocol plus 增強的簡單因特網(wǎng)協(xié)議SCR Sustained cell rate 持繼信元速率SECBR Severly-errored cell block ratio 嚴重錯誤信元塊比率SEAL Simple efficient adaptation layer 簡單有效的適配層SSCOP Service specific connection oriented protocol 特定服務的面向連接協(xié)議SHA Secure hash algorithm 保密散列算法**I Structer of management information 管理信息的結(jié)構SGML Standard generalized markup language 標準通用標記語言**S Server based setup SAM Security account manager 安全帳號管理器SPS Standby power supplies 后備電源SPK Seeded public-Key 種子化公鑰SDK Seeded double key 種子化雙鑰SLED Single large expensive drive SID 安全識別符 SDSL Symmetric DSL 對稱DSLSAT 安全訪問令牌**S System management server 系統(tǒng)管理服務器SSL 安**接字層SQL 結(jié)構化查詢語言STB Set top box 電視機頂盒SIPP Simple internet protocol plus SGML Standark generalized markup language 交換格式標準語言SN 業(yè)務接點接口SNI Service node interface 業(yè)務接點接口SOHO 小型辦公室SIP Session initiation protocol 會話發(fā)起協(xié)議SCS Structured cabling system 結(jié)構化綜合布線系統(tǒng)**Fs System management functions 系統(tǒng)管理功能**I Structure of management information 管理信息結(jié)構SGMP Simple gateway monitoring protocol 簡單****協(xié)議SFT System fault tolerance 系統(tǒng)容錯技術SAN Storage Area Network 存儲區(qū)域網(wǎng)絡TCP Tran**ission control protocol 傳輸控制協(xié)議TTY 電傳打字機TDM Time division multiplexing 時分多路復用TDMA 時分多址TCM Trellis coded modulation 格碼調(diào)制TCAP Transaction capabilities applications part 事務處理能力應用部分TE1 1型終端設備TE2 2型終端設備TA 終端適配器TC Tran**ission convergence 傳輸聚合子層TRT 令牌輪轉(zhuǎn)計時器THT 令牌保持計時器TFTP Trivial file transfer protocol 小型文件傳輸協(xié)議TDI Transport driver interface 傳輸驅(qū)動程序接口TIP Terminal interface processor 終端接口處理機TPDU Transport protocol unit 傳輸協(xié)議數(shù)據(jù)單元TSAP Transport service access point 傳輸服務訪問點TTL Time to live 使用的時間長短期TLS 運輸層安全TAPI Telephone application programming interface 電話應用程序接口TTB Trusted tomputing base 可信計算基TCSEC Trusted computer system evaluation criteria 可信任計算機系統(tǒng)評量基準TMN Telecommunications management network 電信管理網(wǎng)TDD 低碼片速率TIA 美國電信工業(yè)協(xié)會

UTP Unshielede twisted pair 無屏蔽雙絞電纜UTP Telephone user part 電話用戶部分UDP User datagram protocol 用戶數(shù)據(jù)報協(xié)議UA 無編號應答幀UI 無編號信息幀UNI User-network interface 用戶網(wǎng)絡接口UBR Unspecified bit rate 不定比特率U-NII Unlicensed national information infrastructure URL Uniform resource locator 通用資源訪問地址統(tǒng)一資源**URI Universal resource identifiers 全球資源標識符UNC Universal naming convention 通用名稱轉(zhuǎn)換UPS Uninterruptible power supplies 不間斷電源UDF Uniqueness database file 獨一無二的數(shù)據(jù)庫文件UE 終端U** User security mode 用戶的安全模型 VT Virtual terminal 虛擬終端VC Virtual circuit 虛電路VSAT Very **all aperture terminal 甚小孔徑終端系統(tǒng)Virtual path 虛通路

Virtual channel 虛信道VPI Virtual path identifiers 虛通路標識符VCI Virtual channe identifiers 虛信道標識符VBR Variable bit rate 變化比特率VL** Valiable length subnetwork mask 可變長子網(wǎng)掩碼VOD Video on demand 視頻點播VLL 虛擬租用線路VPRN 虛擬專用路由網(wǎng)絡VPDN 虛擬專用撥號網(wǎng)絡VPLS 虛擬專用LAN片斷** Virtual private network 虛擬私用網(wǎng)絡V** 話音服務模塊VTP VLAN Trunking Protocol VLAN中繼協(xié)議WDM Wave division multiplexing 波分多路復用WLAN Wireless local area networks **局域網(wǎng)WWW World wide web 環(huán)球網(wǎng)、萬維網(wǎng)WAIS Wide area information server 廣域信息服務器WINS Windows internet name service Windows網(wǎng)間網(wǎng)命名系統(tǒng)WTS Iwndows終端服務器WSH Windows scripting Host WML Wireless markup language **標記語言WCDMA Wideband code division multiple access 寬帶碼分多址XID 交換標識X.500 用于目錄管理方面最常見的協(xié)議XNS 施樂網(wǎng)絡服務系統(tǒng)XML Exbensible markup languge 可延伸的標識語言ZAW 零管理窗口

拓展知識：