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[单选题]
LTE终端的Attach接入流程中,Attach成功消息被封装在()中送至核心网。
A.S1AP_UplinkNasTransportMsg
B.S1AP_DownlinkNasTransportMsg
C.S1AP_InitialUeMessageMsg
D.RrcConnectionSetupComplete
查看答案
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A.S1AP_UplinkNasTransportMsg
B.S1AP_DownlinkNasTransportMsg
C.S1AP_InitialUeMessageMsg
D.RrcConnectionSetupComplete
A.1
B.2
C.3
D.4