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ATM异步传送模式AsynchronousTransferModeASON自动交换光网络AutomaticallySwitchedOpticalNetworkADSL非对称数字用户线AsymmetricalDigitalSubscriberLineHDSL（对称）高比特数字用户线VDSL（非对称）甚高比特率数字用户线API应用程序接口ApplicationProgramInterfaceBWA宽带无线接入BroadbandWirelessAccessB-ISDN宽带综合业务数字网CATV有线电视CommunityAntennaTelevisionCN中国顶级域名ChinaNet核心网CoreNetworkCN2中国电信下一代承载网ChinaNetNextCarryingNetworkCS电路交换CircuitSwitchingCDMA码分多址CodeDivisionMultipleAccessCDMA2000(3G标准之一)ChinaDDN中国公用数字数据网DigitalDataNetworkChinaPAC中国公用分组交换数据网PublicPacketSwitchedDataNetworkCM-IMS中国移动IMSCWDM粗波分复用CoarseWavelengthDivisionMultiplexingDDN数字数据网DSMP数据服务管理平台DataServiceManagementPlatformDSP数字信号处理DigitalSignalProcessingDSL数字用户线DigitalSubscriberLineSDSL单线数字用户线DWDM密集波分复用EDFA掺铒光纤放大器EPON以太网无源光网络EthernetPassiveOpticalNetworkFDD频分双工FrequencyDivisionDuplexFDM频分复用Frequency–divisionMultiplexingFDMA频分多址FrequencyDivisionMultipleAccessFPS快速分组交换FastPacketSwitchingFR帧中继FrameRelayFTP文件传输协议FileTransferProtocolFTTBFTTCFTTHGDP国内生产总值GrossDomesticOutputGPRS通用分组无线电服务技术GeneralPacketRadioServiceGSM全球移动通信系统GlobalSystemforMobileCommunicationIDC互联网数据中心InternetDataCenterIMS-IP多媒体子系统MultimediaSubsystemIMT国际移动通信InternationalMobileTelecommunicationIN智能网IntelligentNetworkIP网际协议InternetProtocolISDN综合业务数字网IntegratedServicesDigitalNetworkISP互联网服务提供商InternetServiceProviderIT信息技术InformationTechnologyITU-T国际电信联盟通信标准化局ITUTelecommunicationStandardizationUnionITU国际电信联盟InternationalTelecommunicationUnionLAN局域网LocalAreaNetworkLED发光二极管LMDS本地多点分配业务LocalMultipointDistributionServicesLTE长期演进计划LongTermEvolutionLTE-Advanced高级长期演进计划MGCP媒体网关控制协议MediaGatewayControlProtocolMGC媒体网关控制MG媒体网关MPLS多协议标记交换Multi-ProtocolLabelSwitchingMS移动台MobileStationMSTP多业务传送平台MultipleServiceTransportPlatformMPCP多点控制协议Multi-pointControlprotocolN-CDMA窄带码分多址NGN下一代网络NextGenerationNetworkOADM光分插复用器OAN光接入网OpticalAccessNetworkOFDM正交频分复用OrthogonalFrequencyDivisionMultiplexingOTN光传送网OpticalTransportNetworkOXC光交叉连接PCM脉冲编码调制Pulse-CodeModulationPDH准同步数字系列Pseudo-SynchronousDigitalHierarchyPHS个人手持式电话系统PersonalHandy-phoneSystemPLMN陆上公用移动通信网PublicLandMobileNetworkPON无源光网络PassiveOpticalNetworkPS分组交换PacketSwitchingPSPDN分组交换公用数据网PacketSwitchedPublicDataNetworkPSTN公共电话网PublicSwitchedTelephoneNetworkQOS服务质量QualityOfServiceSG信令网管SignalingGatewaySIGTRAN信令传输协议SCTP流控制传输协议M2UA(No.7MTP2-UserAdaptionLayerProtocol即MTP2用户适配协议)SCDMA同步码分多址SynchronousCodeDivisionMultipleAccessSDH同步数字系SynchronousDigitalHierarchySDMA空分多址SpaceSIP会话启动协议SessionInitiationProtocolSOA半导体激光器SONET同步光网络SynchronousDigitalNetworkSP服务提供商TCP传输控制协议TransmissionControlProtocolRTCP实时传输控制协议TDD时分双工TimeDivisionDuplexTD-LTETD-SCDMA的长期演进TDM时分复用TDMA时分多址TD-SCDMA时分同步码分多址Division-SynchronousCodeDivisionMultipleAccessT-MPLS传送多协议标签交换TransportMulti-ProtocolLabelSwitchingVPN虚拟专网VirtualPrivateNetworkWCDMA宽带WidebandWDM波分复用WIFI无线保真WirelessFidelityWLAN无线局域网WirelessLocalAreaNetworkWRAN无线区域网RegionalWTO世界贸易组织WorldTradeOrganizationWWAN无线广域网WirelessWideAreaNetwork无线应用协议网关