axe概述及7号信令知识12252

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1、AXE概述及7号信令知识1、WhatistheinterfacebetweentheMSCandBSCknownas?a)A-interfaceb)Abis-interfacec)B-interface2、WhatistheinterfacebetweentheMSC/VLRandSGSN?a)Gsb)Gnc)Gp3、WhatprotocolisusedontheA-bisinterfacetoensureerror-freetransmissionofsignalingmessagesbetweentheBSCandBTS?LAPDma)MTPb)LA

2、PD4、WhatprotocolinaGSMnetworkisresponsibleforthecommunicationbetweentheCAMELnodes?CAPa)INAPb)MAP5、WhichoftheISUPmessagesacknowledgesthereceptionofalladdressininformation,requiredforroutingacall?A、IAMB、ACMC、ANM6、WhichofthefollowingisneverapartoftheSCCPaddress?A、GLOBALTITLEB、DESTIN

3、ATIONPOINTCODEC、ORIGINATINGTRANSACTONIDENTIFIER7、Whatisthenameoftheoperation,generatedbygsmSSFwhenatriggerisdetectedintheBasicCallStateModel,torequestinstructionsfromthegsmSCF？A、INITIALDPB、CONNECTC、SENDCHARGINGINFORMATION8、InwhichpartofthesignalunitareISUPmessagessent?A、MSUB、LSSU

4、C、FISU9、WhichlayerintheOSIreferencemodelisresponsibleforerror-freepoint-topointcommunication?A、physicallayerB、datalinklayerC、transportlayer2、WhatisthenameofthecommonpartofsignallingSystemNo.7usedbyallUserParts?A、MessageTransferPartB、MobileApplicationPartC、CommonChannelSignallingS

5、ubsystem3、WhatprotocolinaGSMnetworkisresponsibleforthecommunicationbetweentheCAMELnodes?a)CAPb)INAPc)MAP4、WhatisthenameoftheprotocolusedbytheSGSNtocommunicatewiththeBSCintheGSMnetwork?a)MAPb)GTPc)BSSAP+5、ThelengthindicatorfieldintheMTPmessageisa)Usedtoindicatethetypeofsignalunita

6、ndsometimesthenumberofoctetscarriedbythesignalunitb)AlwaysusedtoindicatethelengthofaMSU,aLSSUoraFISUc)Performerrorcorrection6、WithSCCPyoucanroutesignalingmessages:a)Onlyinonecountryb)Onlywithinoneworldzonec)Inthewholeworld7、SCCPisusedinthenetworktoexchangesignalingmessages:a)Betw

7、eenBSCandMSC/VLRonlyb)BetweenBSCandMSC/VLRandbetweennodesintheSwitchingSystema)BetweennodesintheSwitchingSystemonly1、Whatisthemaximumnumberofsignalinglinksinonelinkset?1618、以下哪些协议必须SCCP支持(A)、BSSAP和ISUP(B)、MAP和TUP(C)、MAP和BSSAP(D)、MAP和ISUP19、在OSI模式中，流量控制的实现在(A)、物理层(B)、网络层(C)、传送层(D)

8、、数据链路层20、在手机起呼的短信息过程中，短信的传送至SMS-SC是由(A)、