呼叫建立連接過(guò)程-步驟_第1頁(yè)
呼叫建立連接過(guò)程-步驟_第2頁(yè)
呼叫建立連接過(guò)程-步驟_第3頁(yè)
呼叫建立連接過(guò)程-步驟_第4頁(yè)
呼叫建立連接過(guò)程-步驟_第5頁(yè)
已閱讀5頁(yè),還剩20頁(yè)未讀, 繼續(xù)免費(fèi)閱讀

下載本文檔

版權(quán)說(shuō)明:本文檔由用戶(hù)提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權(quán),請(qǐng)進(jìn)行舉報(bào)或認(rèn)領(lǐng)

文檔簡(jiǎn)介

呼叫(hūjiào)建立連接流程2010年10月10日精品資料立即指配程序-信道(xìndào)申請(qǐng)MSMSCBTSBSCChannelRequestAinterfaceAbisinterfaceUminterfaceT3120+VLRBinterface精品資料立即指配程序-初始信道(xìndào)分配MSMSCBTSBSCChannelRequestChannelRequiredChannelActivationAinterfaceAbisinterfaceUminterfaceT3120+VLRBinterface精品資料立即(lìjí)指配程序-立即(lìjí)指配MSMSCBTSBSCChannelRequestChannelRequiredChannelActivationChannelActivationACKImmediateAssignment(L2-UI)AinterfaceAbisinterfaceUminterfaceImmediateAssignCommand(SDCCHID)T3120+T3120-T3101+VLRBinterface精品資料立即(lìjí)指配程序-初始化報(bào)文MSMSCBTSBSCChannelRequestChannelRequiredChannelActivationChannelActivationACKImmediateAssignment(L2-UI)AinterfaceAbisinterfaceUminterfaceCMSERVREQ(L2-SABM)ESTIND<CMSERVREQ><CMSERVREQ>CR(COMPL-L3-INFO)L2-UA(CKSN,MSID,SERtype,CLmk)CCBSSMAPImmediateAssignCommand(SDCCHID)T3120+T3120-T3101+T3101-T303+MAP_PROCESS_ACCESS_REQVLRBinterface精品資料鑒權(quán)加密(jiāmì)MSMSCBTSBSCChannelRequestChannelRequiredChannelActivationChannelActivationACKImmediateAssignment(L2-UI)AinterfaceAbisinterfaceUminterfaceCMSERVREQ(L2-SABM)ESTIND<CMSERVREQ><CMSERVREQ>CR(COMPL-L3-INFO)L2-UA(CKSN,MSID,SERtype,CLmk)CCBSSMAPImmediateAssignCommand(SDCCHID)T3120+T3120-T3101+T3101-T303+MAP_PROCESS_ACCESS_REQVLRBinterfacePROCESS_ACCESS_AcceptedMap_AuthenticateAuthenticationRequestT3260+RANDKi-A3SRESDataREQ<AUTH>AuthenticationRequestAuthenticationResponseDataIND<AUTH>AuthenticationResponseT3260-Map_AuthenticateACKMAP_setCipheringModeCipherModeCommandRANDKi-A8KcENCRCMDCipherModeCommandCipherModeCommandDataIND幀號(hào)Kc-A5加密(jiāmì)序列Map_ProcessAccessRequestACKCipherModeCommand精品資料TMSI再分配(fēnpèi)MSMSCBTSBSCChannelRequestChannelRequiredChannelActivationChannelActivationACKImmediateAssignment(L2-UI)AinterfaceAbisinterfaceUminterfaceCMSERVREQ(L2-SABM)ESTIND<CMSERVREQ><CMSERVREQ>CR(COMPL-L3-INFO)L2-UA(CKSN,MSID,SERtype,CLmk)CCBSSMAPImmediateAssignCommand(SDCCHID)T3120+T3120-T3101+T3101-T303+MAP_PROCESS_ACCESS_REQVLRBinterfacePROCESS_ACCESS_AcceptedMap_AuthenticateAuthenticationRequestT3260+RANDKi-A3SRESDataREQ<AUTH>AuthenticationRequestAuthenticationResponseDataIND<AUTH>AuthenticationResponseT3260-Map_AuthenticateACKMAP_setCipheringModeCipherModeCommandRANDKi-A8KcENCRCMDCipherModeCommandCipherModeCommandDataIND幀號(hào)Kc-A5加密(jiāmì)序列Map_ProcessAccessRequestACKCipherModeCommandMAP_ForwardNewTMSITMSIReallocationCommandMAP_ForwardNewTMSIACKTMSIReallocationCommandDataINDDataINDTMSIReallocationCommandTMSIReallocationCommand精品資料呼叫(hūjiào)建立-呼叫(hūjiào)建立過(guò)程MSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)Ainterface<SETUP><CALLPROC>T303-T310+VLRBinterfaceMAP_COMPLETE_CALL呼叫(hūjiào)建立DTAP-CCMapsendInfoforO/GCall(出局呼叫消息)(完成呼叫能力查詢(xún))精品資料呼叫(hūjiào)建立-話(huà)音信道指配過(guò)程DTAP-CCMapsendInfoforO/GCallMSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)Ainterface<SETUP><CALLPROC>T303-T310+VLRBinterfaceMAP_COMPLETE_CALLASSIGNREQ(DT1)指配(zhǐpèi)請(qǐng)求ChannelACTIVT3107+ChannelActivationACKT3107-ASSIGNCMD(指配命令)EstablishIndicationSABM(FACCH)ASSIGNCMDUAAssignComplete(FACCH)指配完成AssignCompleteAssignComplete(出局呼叫消息)(完成呼叫能力查詢(xún))精品資料呼叫(hūjiào)建立-送出初始化地址IAI消息DTAP-CCMapsendInfoforO/GCallMSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)Ainterface<SETUP><CALLPROC>T303-T310+VLRBinterfaceMAP_COMPLETE_CALLASSIGNREQ(DT1)指配(zhǐpèi)請(qǐng)求ChannelACTIVT3107+ChannelActivationACKT3107-ASSIGNCMD(指配命令)EstablishIndicationSABM(FACCH)ASSIGNCMDUAAssignComplete(FACCH)指配完成AssignCompleteAssignComplete(出局呼叫消息)(完成呼叫能力查詢(xún))GMSCIAI(TUP)初始化地址消息精品資料被叫建立-查詢(xún)(cháxún)過(guò)程發(fā)送路由消息DTAP-CCMapsendInfoforO/GCallMSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)Ainterface<SETUP><CALLPROC>T303-T310+VLRBinterfaceMAP_COMPLETE_CALLASSIGNREQ(DT1)指配(zhǐpèi)請(qǐng)求ChannelACTIVT3107+ChannelActivationACKT3107-ASSIGNCMD(指配命令)EstablishIndicationSABM(FACCH)ASSIGNCMDUAAssignComplete(FACCH)指配完成AssignCompleteAssignComplete(出局呼叫消息)(完成呼叫能力查詢(xún))GMSCIAI(TUP)初始化地址消息HLRMAPSendRoutingInfo發(fā)送路由信息精品資料被叫建立-提供漫游(mànyóu)號(hào)碼DTAP-CCMapsendInfoforO/GCallMSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)Ainterface<SETUP><CALLPROC>T303-T310+VLRBinterfaceMAP_COMPLETE_CALLASSIGNREQ(DT1)指配(zhǐpèi)請(qǐng)求ChannelACTIVT3107+ChannelActivationACKT3107-ASSIGNCMD(指配命令)EstablishIndicationSABM(FACCH)ASSIGNCMDUAAssignComplete(FACCH)指配完成AssignCompleteAssignComplete(出局呼叫消息)(完成呼叫能力查詢(xún))GMSCIAI(TUP)初始化地址消息HLRMAPSendRoutingInfo發(fā)送路由信息VLRMAPProvideRoamingNumber提供漫游號(hào)碼Dinterface精品資料被叫建立-漫游號(hào)碼(hàomǎ)結(jié)果DTAP-CCMapsendInfoforO/GCallMSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)Ainterface<SETUP><CALLPROC>T303-T310+VLRBinterfaceMAP_COMPLETE_CALLASSIGNREQ(DT1)指配(zhǐpèi)請(qǐng)求ChannelACTIVT3107+ChannelActivationACKT3107-ASSIGNCMD(指配命令)EstablishIndicationSABM(FACCH)ASSIGNCMDUAAssignComplete(FACCH)指配完成AssignCompleteAssignComplete(出局呼叫消息)(完成呼叫能力查詢(xún))GMSCIAI(TUP)初始化地址消息HLRMAPSendRoutingInfo發(fā)送路由信息VLRMAPProvideRoamingNumber提供漫游號(hào)碼MAPProvideRoamingNumberResult回送漫游號(hào)碼結(jié)果Dinterface精品資料被叫建立-路由信息(xìnxī)結(jié)果DTAP-CCMapsendInfoforO/GCallMSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)Ainterface<SETUP><CALLPROC>T303-T310+VLRBinterfaceMAP_COMPLETE_CALLASSIGNREQ(DT1)指配(zhǐpèi)請(qǐng)求ChannelACTIVT3107+ChannelActivationACKT3107-ASSIGNCMD(指配命令)EstablishIndicationSABM(FACCH)ASSIGNCMDUAAssignComplete(FACCH)指配完成AssignCompleteAssignComplete(出局呼叫消息)(完成呼叫能力查詢(xún))GMSCIAI(TUP)初始化地址消息HLRMAPSendRoutingInfo發(fā)送路由信息VLRMAPProvideRoamingNumber提供漫游號(hào)碼MAPProvideRoamingNumberResult回送漫游號(hào)碼結(jié)果MAPSendRoutingInfoResult

發(fā)送路由信息Dinterface精品資料被叫建立-初始化地址(dìzhǐ)信息DTAP-CCMapsendInfoforO/GCallMSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)Ainterface<SETUP><CALLPROC>T303-T310+VLRBinterfaceMAP_COMPLETE_CALLASSIGNREQ(DT1)指配(zhǐpèi)請(qǐng)求ChannelACTIVT3107+ChannelActivationACKT3107-ASSIGNCMD(指配命令)EstablishIndicationSABM(FACCH)ASSIGNCMDUAAssignComplete(FACCH)指配完成AssignCompleteAssignComplete(出局呼叫消息)(完成呼叫能力查詢(xún))GMSCIAI(TUP)初始化地址消息HLRMAPSendRoutingInfo發(fā)送路由信息VLRMAPProvideRoamingNumber提供漫游號(hào)碼MAPProvideRoamingNumberResult回送漫游號(hào)碼結(jié)果MAPSendRoutingInfoResult

發(fā)送路由信息MSCIAI(TUP)初始化地址消息Dinterface精品資料被叫建立(jiànlì)-入局呼叫消息DTAP-CCMapsendInfoforO/GCallMSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)Ainterface<SETUP><CALLPROC>T303-T310+VLRBinterfaceMAP_COMPLETE_CALLASSIGNREQ(DT1)指配(zhǐpèi)請(qǐng)求ChannelACTIVT3107+ChannelActivationACKT3107-ASSIGNCMD(指配命令)EstablishIndicationSABM(FACCH)ASSIGNCMDUAAssignComplete(FACCH)指配完成AssignCompleteAssignComplete(出局呼叫消息)(完成呼叫能力查詢(xún))GMSCIAI(TUP)初始化地址消息HLRMAPSendRoutingInfo發(fā)送路由信息VLRMAPProvideRoamingNumber提供漫游號(hào)碼MAPProvideRoamingNumberResult回送漫游號(hào)碼結(jié)果MAPSendRoutingInfoResult

發(fā)送路由信息MSCMAPSendInfoI/CCall入局呼叫消息IAI(TUP)初始化地址消息Dinterface精品資料被叫建立(jiànlì)-MAP尋呼DTAP-CCMapsendInfoforO/GCallMSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)Ainterface<SETUP><CALLPROC>T303-T310+VLRBinterfaceMAP_COMPLETE_CALLASSIGNREQ(DT1)指配(zhǐpèi)請(qǐng)求ChannelACTIVT3107+ChannelActivationACKT3107-ASSIGNCMD(指配命令)EstablishIndicationSABM(FACCH)ASSIGNCMDUAAssignComplete(FACCH)指配完成AssignCompleteAssignComplete(出局呼叫消息)(完成呼叫能力查詢(xún))GMSCIAI(TUP)初始化地址消息HLRMAPSendRoutingInfo發(fā)送路由信息VLRMAPProvideRoamingNumber提供漫游號(hào)碼MAPProvideRoamingNumberResult回送漫游號(hào)碼結(jié)果MAPSendRoutingInfoResult

發(fā)送路由信息MSCMAPSendInfoI/CCall入局呼叫消息IAI(TUP)初始化地址消息MAPPaging發(fā)送尋呼Dinterface精品資料被叫建立(jiànlì)-MAP尋呼DTAP-CCMapsendInfoforO/GCallMSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)Ainterface<SETUP><CALLPROC>T303-T310+VLRBinterfaceMAP_COMPLETE_CALLASSIGNREQ(DT1)指配(zhǐpèi)請(qǐng)求ChannelACTIVT3107+ChannelActivationACKT3107-ASSIGNCMD(指配命令)EstablishIndicationSABM(FACCH)ASSIGNCMDUAAssignComplete(FACCH)指配完成AssignCompleteAssignComplete(出局呼叫消息)(完成呼叫能力查詢(xún))GMSCIAI(TUP)初始化地址消息HLRMAPSendRoutingInfo發(fā)送路由信息VLRMAPProvideRoamingNumber提供漫游號(hào)碼MAPProvideRoamingNumberResult回送漫游號(hào)碼結(jié)果MAPSendRoutingInfoResult

發(fā)送路由信息MSCMAPSendInfoI/CCall入局呼叫消息IAI(TUP)初始化地址消息MAPPaging發(fā)送尋呼DinterfaceBSCPaging精品資料被叫建立(jiànlì)-BSC尋呼DTAP-CCMapsendInfoforO/GCallMSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)Ainterface<SETUP><CALLPROC>T303-T310+VLRBinterfaceMAP_COMPLETE_CALLASSIGNREQ(DT1)指配(zhǐpèi)請(qǐng)求ChannelACTIVT3107+ChannelActivationACKT3107-ASSIGNCMD(指配命令)EstablishIndicationSABM(FACCH)ASSIGNCMDUAAssignComplete(FACCH)指配完成AssignCompleteAssignComplete(出局呼叫消息)(完成呼叫能力查詢(xún))GMSCIAI(TUP)初始化地址消息HLRMAPSendRoutingInfo發(fā)送路由信息VLRMAPProvideRoamingNumber提供漫游號(hào)碼MAPProvideRoamingNumberResult回送漫游號(hào)碼結(jié)果MAPSendRoutingInfoResult

發(fā)送路由信息MSCMAPSendInfoI/CCall入局呼叫消息IAI(TUP)初始化地址消息MAPPaging發(fā)送尋呼DinterfaceBSCPagingBTSPagingCommand精品資料被叫建立(jiànlì)-BTS尋呼DTAP-CCMapsendInfoforO/GCallMSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)Ainterface<SETUP><CALLPROC>T303-T310+VLRBinterfaceMAP_COMPLETE_CALLASSIGNREQ(DT1)指配(zhǐpèi)請(qǐng)求ChannelACTIVT3107+ChannelActivationACKT3107-ASSIGNCMD(指配命令)EstablishIndicationSABM(FACCH)ASSIGNCMDUAAssignComplete(FACCH)指配完成AssignCompleteAssignComplete(出局呼叫消息)(完成呼叫能力查詢(xún))GMSCIAI(TUP)初始化地址消息HLRMAPSendRoutingInfo發(fā)送路由信息VLRMAPProvideRoamingNumber提供漫游號(hào)碼MAPProvideRoamingNumberResult回送漫游號(hào)碼結(jié)果MAPSendRoutingInfoResult

發(fā)送路由信息MSCMAPSendInfoI/CCall入局呼叫消息IAI(TUP)初始化地址消息MAPPaging發(fā)送尋呼DinterfaceBSCPagingBTSPagingCommandMSPagingRequest精品資料被叫建立(jiànlì)-提醒DTAP-CCMapsendInfoforO/GCallMSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)Ainterface<SETUP><CALLPROC>T303-T310+VLRBinterfaceMAP_COMPLETE_CALLASSIGNREQ(DT1)指配(zhǐpèi)請(qǐng)求ChannelACTIVT3107+ChannelActivationACKT3107-ASSIGNCMD(指配命令)EstablishIndicationSABM(FACCH)ASSIGNCMDUAAssignComplete(FACCH)指配完成AssignCompleteAssignComplete(出局呼叫消息)(完成呼叫能力查詢(xún))GMSCIAI(TUP)初始化地址消息HLRMAPSendRoutingInfo發(fā)送路由信息VLRMAPProvideRoamingNumber提供漫游號(hào)碼MAPProvideRoamingNumberResult回送漫游號(hào)碼結(jié)果MAPSendRoutingInfoResult

發(fā)送路由信息MSCMAPSendInfoI/CCall入局呼叫消息IAI(TUP)初始化地址消息MAPPaging發(fā)送尋呼DinterfaceBSCPagingBTSPagingCommandMSPagingRequestTch分配Alerting精品資料被叫建立(jiànlì)-地址完成DTAP-CCMapsendInfoforO/GCallMSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)Ainterface<SETUP><CALLPROC>T303-T310+VLRBinterfaceMAP_COMPLETE_CALLASSIGNREQ(DT1)指配(zhǐpèi)請(qǐng)求ChannelACTIVT3107+ChannelActivationACKT3107-ASSIGNCMD(指配命令)EstablishIndicationSABM(FACCH)ASSIGNCMDUAAssignComplete(FACCH)指配完成AssignCompleteAssignComplete(出局呼叫消息)(完成呼叫能力查詢(xún))GMSCIAI(TUP)初始化地址消息HLRMAPSendRoutingInfo發(fā)送路由信息VLRMAPProvideRoamingNumber提供漫游號(hào)碼MAPProvideRoamingNumberResult回送漫游號(hào)碼結(jié)果MAPSendRoutingInfoResult

發(fā)送路由信息MSCMAPSendInfoI/CCall入局呼叫消息IAI(TUP)初始化地址消息MAPPaging發(fā)送尋呼DinterfaceBSCPagingBTSPagingCommandMSPagingRequestTch分配AlertingACM----------------------------------(地址完成消息)Alerting----------------------------------------------------------------提醒精品資料通話(huà)(tōnghuà)建立-連接DTAP-CCMapsendInfoforO/GCallMSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)Ainterface<SETUP><CALLPROC>T303-T310+VLRBinterfaceMAP_COMPLETE_CALLASSIGNREQ(DT1)指配(zhǐpèi)請(qǐng)求ChannelACTIVT3107+ChannelActivationACKT3107-ASSIGNCMD(指配命令)EstablishIndicationSABM(FACCH)ASSIGNCMDUAAssignComplete(FACCH)指配完成AssignCompleteAssignComplete(出局呼叫消息)(完成呼叫能力查詢(xún))GMSCIAI(TUP)初始化地址消息HLRMAPSendRoutingInfo發(fā)送路由信息VLRMAPProvideRoamingNumber提供漫游號(hào)碼MAPProvideRoamingNumberResult回送漫游號(hào)碼結(jié)果MAPSendRoutingInfoResult

發(fā)送路由信息MSCMAPSendInfoI/CCall入局呼叫消息IAI(TUP)初始化地址消息MAPPaging發(fā)送尋呼DinterfaceBSCPagingBTSPagingCommandMSPagingRequestTch分配AlertingACM----------------------------------(地址完成消息)Connect------連接Alerting----------------------------------------------------------------提醒精品資料通話(huà)(tōnghuà)建立-連接DTAP-CCMapsendInfoforO/GCallMSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)Ainterface<SETUP><CALLPROC>T303-T310+VLRBinterfaceMAP_COMPLETE_CALLASSIGNREQ(DT1)指配(zhǐpèi)請(qǐng)求ChannelACTIVT3107+ChannelActivationACKT3107-ASSIGNCMD(指配命令)EstablishIndicationSABM(FACCH)ASSIGNCMDUAAssignComplete(FACCH)指配完成AssignCompleteAssignComplete(出局呼叫消息)(完成呼叫能力查詢(xún))GMSCIAI(TUP)初始化地址消息HLRMAPSendRoutingInfo發(fā)送路由信息VLRMAPProvideRoamingNumber提供漫游號(hào)碼MAPProvideRoamingNumberResult回送漫游號(hào)碼結(jié)果MAPSendRoutingInfoResult

溫馨提示

  • 1. 本站所有資源如無(wú)特殊說(shuō)明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請(qǐng)下載最新的WinRAR軟件解壓。
  • 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請(qǐng)聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶(hù)所有。
  • 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁(yè)內(nèi)容里面會(huì)有圖紙預(yù)覽,若沒(méi)有圖紙預(yù)覽就沒(méi)有圖紙。
  • 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
  • 5. 人人文庫(kù)網(wǎng)僅提供信息存儲(chǔ)空間,僅對(duì)用戶(hù)上傳內(nèi)容的表現(xiàn)方式做保護(hù)處理,對(duì)用戶(hù)上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對(duì)任何下載內(nèi)容負(fù)責(zé)。
  • 6. 下載文件中如有侵權(quán)或不適當(dāng)內(nèi)容,請(qǐng)與我們聯(lián)系,我們立即糾正。
  • 7. 本站不保證下載資源的準(zhǔn)確性、安全性和完整性, 同時(shí)也不承擔(dān)用戶(hù)因使用這些下載資源對(duì)自己和他人造成任何形式的傷害或損失。

評(píng)論

0/150

提交評(píng)論