通信基础知识汇集光通信部分

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1、通信基础知识汇集1常用缩语2FMS-SPRing2-FiberMultiplexSection-SharedProtectionRing两纤复用段共享保护环2F-BLSR2-FiberBidirectionalLineSwitchedRing两纤双向链形倒换环4FMS-SPRing4-FiberMultiplexSection-SharedProtectionRing四纤复用段共享保护环4F-BLSR4-FiberBidirectionalLineSwitchedRing四纤双向链形倒换环4F-VLSR4-F

2、iberVirtualLineSwitchedRing四纤虚拟线路倒换环AAAccountAdministrator账户管理员ACOAlarmCutoff告警截断ADMAdd/DropMultiplexer分插复用器AIDAccessIdentifier接入标识符AISAlarmIndicationSignal告警指示信号AIS-LAlarmIndicationSignal，Line(detectedatthelinelayer)线路层告警指示信号AIS-PAlarmIndicationSignal，Path

3、(detectedatthepathlayer)通道层告警指示信号ALSAutomaticLaserShutdown自动激光关闭AMFAPSModeMismatchFailureAPS模式失配故障AMIAlternateMarkInversion传号交替反转码ANSIAmericanNationalStandardsInstitute美国国家标准协会APDAvalanchePhotodiode雪崩光电二极管APIAccessPointIdentifier接入点标识APSAutomaticProtectionS

4、witching自动保护倒换ARCAlarmReportingControl报警控制ASICApplicationSpecificIntegratedCircuit专用集成电路ASNAbstractSyntaxNotation抽象句法记法ASNCPArbitrarySubnetworkConnectionProtection任意子网连接保护ASONAutomaticallySwitchedOpticalNetwork自动交换光网络ATMAsynchronousTransferMode异步转移模式AUAdmin

5、istrativeUnit管理单元AU-AISAdministrativeUnit-AlarmIndicationSignal管理单元告警指示信号AUGAdministrationUnitGroup管理单元组AU-nAdministrationUnitlevelnN阶管理单元47通信基础知识汇集AU-PTRAdministrationUnitPointer管理单元指针AU-RFIAdministrativeUnit-RemoteFailureIndication管理单元远端失效指示A-VLSRAsymmetr

6、icVirtualLineSwitchedRing不对称虚拟线路倒换环B8ZSBipolarwith8-ZeroSubstitution八连零置换双极性码BBEBackgroundBlockError背景误码块BBE-FEBackgroundBlockError-FarEnd远端背景误码块BBE-NEBackgroundBlockError-NearEnd近端背景误码块BBE-PFEBackgroundBlockError-PathFarEnd通道远端背景误码块BBE-PNEBackgroundBlockEr

7、ror-PathNearEnd通道近端背景误码块BBERBackgroundBlockErrorRatio背景块差错比BERBitErrorRatio误比特率BITSBuildingIntegratedTimingSource大楼综合定时供给BLSRBidirectionalLineSwitchedRing双向链形倒换环BMLBusinessManagementLayer事务管理层BODBandwidthonDemand按需带宽分配，服务提供者按照用户的需CACCallAdmissionControl呼叫允许

8、控制CASChannelAssociatedSignaling随路信令CBRBridgeandRollConnections桥接连接CBRConstantBitRate固定比特率CCIConnectionControllerInterface连接控制接口CCSCommonChannelSignaling共路信令CDMCodeDivisionMultiplexing码分复用CFUCoolingFanU