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GSMA接口和辅助切换分析统计介绍2BSS性能管理统计分类N°TypeNameTypedefinition1TrafficMeasurementSetofcountersrelatedtothetrafficevaluationpertelecomprocedure2ResourceAvailabilityMeasurementSetofcountersrelatedtotheavailabilityoftheCCCH,SDCCH,orTCHchannels3CCCHchannelresourceusagemeasurementsSetofcountersrelatedtotheusageofCCCHchannel(PCH,AGCH,RACH)4SDCCHchannelresourceusagemeasurementsSetofcountersrelatedtotheusageofSDCCHchannel5TCHchannelresourceusagemeasurementsSetofcountersrelatedtotheusageofTCHchannel6TCHHandoverMeasurementsSetofcountersrelatedtotheTCHhandoverprocedure7LAPDMeasurementSetofcountersrelatedtotheLapDlogicallinks8X.25MeasurementSetofcountersrelatedtotheX25linksOMC-BSC9N7MeasurementSetofcountersrelatedtotheN7SignalingLinks10SDCCHObservationsObservationcountersonSDCCHchannelsallocated11TCHmeasurementsobservationsObservationcounterson08.58MEASUREMENTREPORTforaTCH12InternalHandoverObservationsObservationcountersoninternalintra-cellorinter-cellSDCCHorTCHhandover13IncomingExternalHandoverObservationsObservationcountersonincomingexternalSDCCHorTCHhandover14OutgoingExternalHandoverObservationsObservationcountersonoutgoingexternalSDCCHorTCHhandover15TCHObservationObservationcountersonTCHchannelallocated18AInterfacemeasurementsdifferentcausesof08.08CLEARREQUESTand08.08ASSIGNMENTFAILURE19SMSPPMeasurementsSetofcountersrelatedtoShortMessageServicePointtoPoint25SCCPMeasurementsSetofcountersrelatedtoSCCPLayeroftheN7signalingLinks26TCHoutgoingHandoverperadjencySetofcountersrelatedtooutgoingTCHhandoverprovidedperadjency27TCHincomingHandoverperadjencySetofcountersrelatedtoincomingTCHhandoverprovidedperadjency28SDCCHHandoverSetofcounterrelatedtotheSDCCHhandoverprocedure29DirectedRetrymeasurementsSetofcounterrelatedtothedirectedretryhandoverprocedure30SMSCBMeasurementsSetofcountersrelatedtoShortMessageServiceCellBroadcast31RadioMeasurementStatisticsSetofcountersprovidingradioqualitymeasurementsforTRX/Cell32ChangeoffrequencybandmeasurementsSetofcountersrelatedtohandoversincludingachangeofTCHFrequencyband33BTSPowerMeasurementAverageemittedpowerattheBTSantennaoutput110OverviewmeasurementsSetofkeycountersallowingtoaccessQualityofServiceofagivenCell/BSC/Network180TrafficFlowmeasurementsSetofcountersrelatedtoincominginter-cellSDCCH/TCHhandoverperformedperadjency3A接口统计主要统计内容T18计数器•A接口N7的“Clearrequest”信令–C180统计组和C182•A接口N7的“Assignmentfailure”信令–C181统计组•A接口的资源占用统计–ACH的分配次数C751–ACH的占用时长C750T25计数器•A接口N7的SCCP连接统计4A接口统计Type18计数器N7的“Clearrequest”信令统计•C180a-NB_N7_CLEAR_REQ_RadioIntMessFail•C180b-NB_N7_CLEAR_REQ_O&Minterv•C180c-NB_N7_CLEAR_REQ_EquipFail•C180d-NB_N7_CLEAR_REQ_RadioIntFail•C180e-NB_N7_CLEAR_REQ_NoRadioResAvail•C182-NB_N7_CLEAR_REQ_EST_PHAS“Clearrequest”是用于标示异常释放信道的特征消息。5A接口统计Type18计数器N7的“AssignmentFailure”信令统计•C181a-NB_N7_ASS_FAIL_RadioIntMessFail•C181b-NB_N7_ASS_FAIL_O&Minterv•C181c-NB_N7_ASS_FAIL_EquipFail•C181d-NB_N7_ASS_FAIL_NoRadioResAvail•C181e-NB_N7_ASS_FAIL_ReqTerResUnav/Alloc•C181f-NB_N7_ASS_FAIL_ReqTrans/RateUnav•C181g-NB_N7_ASS_FAIL_RadioIntFailRevOldChan•C181h-NB_N7_ASS_FAIL_RadioIntFail•C181i-NB_N7_ASS_FAIL_CipherAlgoNotSupp•C181j-NB_N7_ASS_FAIL_BSSnotEquip•C181k-NB_N7_ASS_FAIL_ProtocolError•C181l-NB_N7_ASS_FAIL_ReqSpeechVersUnav“AssignmentFailure”是专用于TCH分配失败的消息6A接口统计Type18计数器A接口的资源占用统计•C750-TIME_A_CHANNEL_BUSY•C751-NB_A_CHANNEL_ALLOCLinkid＝A接口id×32＋TSid•如Aif5的TS20，其Linkid为180用于评估A接口的信道故障•如何判断呢？－参见下页LINK_IDC750C7513370620348012135606203669220378822038593213911331740119416416942042106119436232144604214512541446004700480049618217A接口统计Type18计数器见右表，表中有两个不正常的时隙，请找出来：故障时隙:Aif_____TS____Locked时隙：Aif_____TS____注意：A口中有些时隙属于信令时隙！LINK_IDC750C7511008461910148021102537211031042010488218105953171060010780019108783191098541811099818111008A接口统计Type25计数器N7的SCCP连接统计•C153a-NB_N7_CON_EST_FAIL_DUE_NSS•C153b-NB_N7_CON_EST_FAIL_DUE_BSS•C251-NB_N7_UNIT_DATA_SENT•C252-NB_N7_UNIT_DATA_REC•C253-NB_N7_CON_REQ_SENT•C254-NB_N7_CON_REQ_REC•C255-NB_N7_CON_CONF_SENT•C256-NB_N7_CON_CONF_REC•C257-NB_N7_CON_REF_SENT•C258-NB_N7_CON_REF_REC其中最重要的是有关CR和CC的统计9辅助切换分析统计内容主要统计内容•切换原因统计–T110的部分计数器•所有邻区切换统计–T180计数器•特定邻区切换统计–T26切出统计–T27切入统计10切换原因统计Type110单层小区切换原因•MC670：切换cause2：上行质量太低•MC671：切换cause3：上行电平太低•MC672：切换cause4：下行质量太低•MC673：切换cause5：下行电平太低•MC674：切换cause6：MS-BTS距离太长•MC675：MSC触发的切换•MC676：切换cause15：上行干扰电平太高•MC677：切换cause16：下行干扰电平太高•MC678：切换cause12：功率预算太低•MC679：切换cause21：优先频带切换。11切换原因统计Type110分层结构小区切换原因•MC785a：切换cause7微小区连续SACCH丢帧•MC785d：切换cause17微小区上行电平突然变低•MC785e:切换cause18微小区下行电平突然变低•MC785f：切换cause14慢速手机捕捉切换特殊单层小区切换原因•MC449：切换cause28快速话务切换•MC1040：切换cause23话务负荷切换•MC1044：切换cause24通用捕捉切换•MC1050：切换cause22距离太短切换miniumbrellamicroindoor12切换原因统计Type110同心圆小区内切换原因•MC586a：切换cause10內圆区上行电平过低•MC586b：切换cause11內圆区下行电平过低•MC586c：切换cause13外圆区上行电平过高特殊小区内切换原因•MC448a：切换cause26AMRHR-》FR•MC448b：切换cause27AMRFR-》HR•MC461：切换cause29TFO信道纠正•MC480：切换cause30返回CS业务分配区域ConcentriccellInnerzoneOuterzone13邻区间切换统计Type180计数器对应每对小区的指标（serving，target）：•永久统计类型：PMtype180（每四小时一份报告）共3个计数器(Serving,Target)adjacency:»C400（S，T）：小区S到小区T的切入请»C401（S，T）：小区S到小区T的切入尝试»C402（S，T）：小区S到小区T的切入成功统计所有小区之间的切换，