软考网络工程师常用英文单词和缩写翻译DARPA国防高级研究计划局ARPARNET(Internet)阿帕网ICCC国际计算机通信会议CCITT国际电报电话咨询委员会SNA系统网络体系结构(IBM)DNA数字网络体系结构(DEC)CSMA/CD载波监听多路访问/冲突检测(Xerox)NGI下一代INTERNETInternet2第二代INTERNETTCP/IP SNA SPX/IPX AppleTalk网络协议NII国家信息基础设施(信息高速公路)GII全球信息基础设施MIPSPC的处理能力Petabit1015BIT/SCu芯片:铜OC48光缆通信SDH同步数字复用WDH波分复用ADSL不对称数字用户服务线HFE/HFC结构和Cable-modem 机顶盒PCS便携式智能终端CODEC编码解码器ASK(amplitude shift keying)幅移键控法FSK(frequency shift keying)频移键控法PSK(phase shift keying)相移键控法NRZ (Non return to zero)不归零制PCM(pulse code modulation)脉冲代码调制nonlinear encoding非线性编程FDM频分多路复用TDM时分多路复用STDM统计时分多路复用DS064kb/sDS124DS0DS1C48DS0DS296DS0DS3762DS0DS44032DS0CSU(channel service unit)信道服务部件SONET/SDH同步光纤网络接口LRC纵向冗余校验CRC循环冗余校验ARQ自动重发请求ACK确认NAK不确认preamble前文postamble后文ITU国际电信联合会character-oriented面向字符bit-oriented面向位SYNC同步字符HDLC面向位的方案SDLC面向位的方案bit-stuffing位插入STP屏蔽双绞线UTP非屏蔽双绞线RG-58A/U标准RG-11用于10BASE5RG-59U75欧 0.25INCH CATVRG-62U9欧 0.25INCH ARCnet10BASE5IEEE802.3RG-59U0.25inch CATVRG-62U0.25inch ARCnetLED(light emitting diobe)发光二级管ILD(injection laster diobe)注入型激光二级管PIN检波器APD检波器intensity modulation亮度调制line of sight可视通路CCITT V.28(EIA RS232C)非平衡型CCITT V.10/X.26(EIA RS423A)新的非平衡型CCITT V.11/X.27(EIA RS422A)新的平衡型TD发送数据RD接收数据XON/XOFF流控制Automatic Repeat Request Protocol自动重发请求Send and wait ARQ:continuousARQ停等ARQWard Christensen人名Kermit协议circuit switching线路交换packet switching分组交换virtual circuit虚电路ATM(asynchronous transfer mode)异步传输模式ATDM异步时分多路复用packetizer打包器VPI(vritual path identifier)虚路径标识VCI(virtual channel identifier)虚通道标识syntax语法semantics语义timing定时OSI(open system interconnection)开放系统session会话synchronization同步activity management活动管理AE应用实体UE用户元素CASE公共应用服务元素SASE特定应用服务元素VT虚拟终端JIM作业传送和操作reverved保留echo回送discard丢弃active users活动用户daytime白天netstat(who is up of NETSTAT)qotd(quote of the day)日期引用chargen(character generator)字符发送器nameserver(domani name server)域名服务器bootps(bootstrap protocol server/client)引导协议服务器/客户机tftp(trivial file transfer)简单文件传送sunrpc(sun microsystems RPC)SUN公司NTP:network time protocol网络时间协议SNMP(SNMP net monitor)SNMP网络监控器SNMP traps陷井biffunix comsatdaemone.g timed daemonsyslogsystem logURG紧急字段可用ACK确认字段可用PSH请求急迫操作RST连接复位SYN同步序号FIN发送方字节流结束Manchester曼彻斯特编码FDDI(fiber distributed data interface)光纤分布数据接口TTRT目标标记循环时间aggregation of multiple link segments多重链接分段聚合协议MAN(metropolitan area network plus)城域网CSMA/CD(carrier sense multiple access/collision detection)载波监听Token bus令牌总线Token ring令牌环SAP服务访问点request indictaion response confirmationLLC PDULLC协议数据单元DSAP address目地服务访问点地址字段SSAP address源服务访问点地址字段XID交换标识SABME置扩充的异步平衡方式DISC断开连接DM断开FRMR帧拒收solt time时间片AUI连接单元接口MAU介质连接接口MDI介质相关接口PMA物理介质接口SFD起始定界符PAD填充字段FCS帧校验序列PLS物理层收发信号slot time时间Inter Frame Gap帧attempt limit最大重传次数back off limit避免算法参数Jam size阻塞参数max frame size最大帧address size地址collaspsed backone折叠式主干网BSS基本服务集ESS扩展服务集DFW-MAC分布式基础无线MACIFS帧间空隙SIFS:短PIFS点协调DIFS分布协调CTS发送清除DQDB(IEEE802.6)分布式队列双总线TDM时分复用TMS多时分交换TSI时间片互换TST网络机构TSSST STS SSTSS TSTST网络机构PSTN公用交换电话网public switched telephone network详细PBX:private branch exchange专用交换网PABX;private automatic branch exchange自动交换机CBX:computerized branch exchange程控交换SLIP:serial line IP串行IPLCP(link control protocol)链路控制协议NCP:network control protocol网络控制协议BRI基本速率接口PRI群速率接口LAPB:line access protocol balanced链路访问协议平衡registration登录interrupt中断LAP F link access procedure for frame-mode bearer serives太长了rotate不知道recovery恢复discard丢弃retransmission重传switched access交换访问intergated access集成访问alerting警告progress进展AALATM适配层GFC总流控cell rate decoupling信元率去耦SDH同步数字级PDH准国步数字级GSM:group specia