GSM信令培训

GSM信令培训MSBSCChannelactivationackChannelactivationEncryptioncommandChannelrequiredCompleteLayer3Info.AuthenticationrequestCallproceedingCipherModeCompleteSABM(cm_serv_req)ImmediateassigncommandestablishindicationBTSChannelrequestUA(cm_serv_req)CipherModeCommandImmediateassignmentMSCAuthenticationresponseSetupCipherModeCommandCipherModeComplete(Tobecontinued)OutgoingCallMSBSCBTSMSCAssignmentRequestChannelactivationackAssignmentcommandestablishindicationAssignmentCompleteAssignmentCompleteDeactivateSACCHReleaserequestReleaseconfirmRFChannlereleaseRFChannelreleaseackAlertingConnectConnectacknowledgeSABMUAChannelactivation(Tobecontinued)OutgoingCallMSBSCBTSMSCChannelReleaseReleaseCompleteReleaseClearCommandRFChannlereleaseDISCDeactivateSACCHRFChannelreleaseackReleaseIndicationUADisconnectClearComplete(End)OutgoingCallMSBSCBTSMSCChannelactivationackChannelactivationEncryptioncommandChannelrequiredCompleteLayer3Info.AuthenticationrequestCallconfirmCipherModeCompleteSABM(pag_resp)ImmediateassigncommandestablishindicationChannelrequestUA(pag_resp)CipherModeCommandImmediateassignmentAuthenticationresponseSetupCipherModeCommandCipherModeCompletePagingCommandPagingRequestPaging(Tobecontinued)IncomingCallMSBSCBTSMSCAssignmentRequestChannelactivationackAssignmentcommandestablishindicationAssignmentCompleteAssignmentCompleteDeactivateSACCHReleaserequestReleaseconfirmRFChannlereleaseRFChannelreleaseackAlertingConnectConnectacknowledgeSABMUAChannelactivationIncomingCallChannelRequestRACHDirection：MSNetwork此信令给出请求建立连接的原因ImmediateAssignmentAGCHDirection：NetworkMS此信令分配SDCCH信道或TBFCMServiceRequest连接管理子层服务请求Direction：MSNetwork……呼叫紧急呼叫短消息DCCHClassmarkChangeDirection：MSNetwork加密算法功率等级频段短消息手机能力申报GPRSSuspensionRequestDirection：MSNetwork原因码挂起GPRS服务GPRS定义了3类MS：A类:可以同时传送GSM语音与传送GPRS数据；B类:可在GSM和GPRS之间自动切换工作；C类:只能传送GPRS数据；AuthenticationRequest/Response进行鉴权＋用户密匙（Ki）随机数（RAND）用户鉴权响应值（SRES）鉴权算法：A3CipheringModeCommand/Complete进行加密Setup（主叫）Direction：MSNetwork初始化主叫的呼叫建立过程被叫电话号码手机支持的话音编码AMRFREFRFRHRAMRHR被叫的Setup中包含的是主叫的电话号码Setup（主叫）NavigatorPioneerFleet各软件统计到的话音编码Setup（主叫）SagemOT76/96/160/190SamsungZ500/Z308/Z105/Z107SagemOT260/290/460/490/468/498MotoK1/V360SamsungZ548/Z560/Z728/U708/A701各类测试手机支持的话音编码CallProceedingDirection：NetworkMS此信令由网络发给主叫手机，表明请求的呼叫连接信息已经被接受。AssignmentCommand分配TCH信道分配的TCH信道的频点、HSN、MAIO、Timeslot、ChannelModeDirection：NetworkMSAssignmentComplete此信令表明手机已经成功建立了主要的信令链路，完成了SDCCH到TCH的转换Direction：MSNetworkAlerting/Connect/ConnectAcknowledge被叫发振铃音Direction：NetworkMSAlerting(主叫)：Connect(主叫)：ConnectAcknowledge(主叫)：Direction：NetworkMSDirection：MSNetwork被叫接电话应答Disconnect（主叫）请求网络拆除端到端的连接原因码Direction：MSNetworkRelease/ReleaseComplete释放TCH信道Release(主叫)：ReleaseComplete(主叫)：Direction：NetworkMSDirection：MSNetworkChannelRelease释放资源Direction：NetworkMS原因码PagingRequest1Direction：NetworkMS如果PagingRequestType为1，则表示PagingRequest消息中包含的IMSI的数量可以为0、1、2，包含的TMSI的数量可以为0、1、2，但二者的总数必须小于或等于2。PagingRequest2Direction：NetworkMS如果PagingRequestType为2，则表示PagingRequest消息中包含的IMSI的数量可以为0、1，包含的TMSI的数量可以为2、3，但二者的总数必须是3。PagingRequest3Direction：NetworkMS如果PagingRequestType为3，则表示PagingRequest消息中包含的IMSI的数量为0，包含的TMSI的数量为4。PagingResponseDirection：MSNetwork被叫响应寻呼CallConfirmedDirection：MSNetwork确认被叫建立请求SystemInformationType5/5ter/5bis此信令通话时才有，给出手机需要在通话时测量的BCCH频点测量BCCH频点SystemInformationType6此信令通话时才有，给出LAI、CellID、RadioLinkTimeout、DTX、NCCPermittedSystemInformationType1此信令Idle时才有，给出小区频率信息和RACH控制参数SystemInformationType2/2ter/2bis此信令Idle时才有，给出Idle时候的测量频点、NCCPermitted、RACH控制参数测量BCCH频点同Type1SystemInformationType3此信令Idle时才有，给出CGI、控制信道信息、DTX、RACH信道相关信息、…MSC的版本是否允许在本小区进行IMSI的附着和分离接入准许保留块数周期性位置更新定时器T3212，以6分钟为单位寻呼周期（51复帧数）SystemInformationType3属于不同位置区的小区重选迟滞值MS访问公共控制信道时的最大发射功率最小接入电平本小区是否支持半速率信道此信令Idle时才有，给出CGI、控制信道信息、DTX、RACH信道相关信息、…SystemInformationType4此信令Idle时才有，给出LAI、小区选择参数、RACH信道相关信息、信道描述、…MeasurementReport手机上报的测量报告，480ms左右一次；含服务小区、邻小区的相关测量信息。SACCHHandoverCommand含切换的目标小区、跳频频点、时隙等信息；HandoverComplete/FailureAssignmentCommand/CompleteAlerting/Connect之后出现AssignmentCommand/Complete判为小区内切换；LocationUpdateRequest包含位置更新的类型、更新前的LAC等信息更新前的LAC位置更新类型LocationUpdateAccept包含更新后的LAC等信息更新后的LAC