官方教材软考网工英语

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1、接口信息处理机InterfaceMessageProcessorIMP因特网服务提供商InternetServiceProviderISP因特网信息提供商InternetContentProviderICP服务数据单元ServiceDataUnitSDU不归零码NotReturntoZeroNRZ服务访问点ServiceAccessPointSAP无屏蔽双绞线UnshieldedTwistedPairUTP屏蔽双绞线ShieldedTwistedPairSTP发光二极管LightEmittingDiodeLED注入式激光二极管Injecti

2、onLaserDiodeILD波分多路复用WaveDivisionMultiplexingWDM同步光纤网络SynchronousOpticalNetworkSONET同步数字体系SynchronousDigitalHierarchySDH公井交换电话网PublicSwitchedTelephoneNetworkPSTN数据终端设备DataTerminalEquipmentDTE数据电路设备DataCircuitEquipmentDCELinkAccessProcedure-BalancedLAP-BPacketLayerProtocolP

3、LP高级数据链路控制HighLevelDtatLinkControlHDLC正常响应方式NormalResponseModeNRM异步平衡方式AsynchronousBalancedModeABM异步响应方式AsynchronousResponseModeARM交换虚电路SwitchedVirtualCallSVC永久虚电路PermanentVirtualCircuitPVC帧中继FrameRelayFR数据链路连接标识符DataLinkConnectionIdentifierDLCI窄带综合业务数字网NarrowbandIntegrate

4、dServiceDigitalNetworkN-ISDN宽带练合业务数字网BroadbandIntegratedServiceDigitalNetworkB-ISDN同步传输模式SynchronousTransferModeSTM异步传输模式AsynchronousTransferModeATMM定比特率业务ConstantBitRateCBR可变比特率业务VariableBitRateVBR有效比特率业务AvailableBitRateABR不定比特率、Ik务UnspecifiedBitRateUBR无线个人网WirelessPerson

5、alAreaNetworkWPAN载波侦听多路访问/冲突检测CarrierSenseMultipleAccess/CollisionDetectionCSMA/CD虚拟局域网接入链路连接中继链路连接生成树协议快速生成树协议弹性分组环VirtualLocalAreaNetworkAccess-LinkConnectionTrunk-LinkConnectionSpanningTreeProtocolRapidSpanningTreeProtocolResilientPacketRingVLANSTPRSTPRPR高级移动电话系统频分双工全球移

6、动通信系统码分多址通用分组无线业务增强型数据速率GSMEDGEAdvancedMobilePhoneSystemFrequencyDivisionDuplexGlobalSystemforMobileCodeDivisionMultipleAccessGeneralPacketRadioService演进EnhancedDataratesfor=增强型GPRS(EGPRS)AMPSFDDGSMCDMAGPRSGSMEvolution高速分组接入高速上行分组接入无线局域网红外线频率跳动扩展频谱直接序列扩展频谱HighSpeedPacketAc

7、cessHighSpeedUplinkPacketAccessWirelessLocalAreaNetworkInfraredRayFrequency-HoppingSpreadSpectrumDirectSequenceSpreadSpectrumHSPAHSUPAWLANIRFHSSDSSS载波侦听多路访问/冲突避免CarrierSenseMultipleAccess/CollisionAvoid中贞间隔有线等效保密无线加密协议CSMA/CAInterFrameSpacingIFSWiredEquivalentPrivacyWEPWir

8、elessEncryptionProtocolWEP集群头IM关交换路由协议ClusterheadGatewaySwitchRoutingProtocolCGSRA标排序距离矢量