题目内容
(请给出正确答案)
[单选题]
N1/N2接口流程类型不包含以下哪个?()
A.ServiceRequest
B.Registration
C.PrimaryAuthentication
D.SecondaryRATDataUsageReport
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A.ServiceRequest
B.Registration
C.PrimaryAuthentication
D.SecondaryRATDataUsageReport
A.N2接口HandoverRequired
B.N2接口PDUSessionModificationResponse
C.Gm接口INVITE消息
D.N26接口ContextRequest