![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[单选题]
MME向SGW发起承载激活是通过以下哪个消息。()
A.createsessionrequest
B.activatepdpcontextrequest
C.attachrequest
D.createPDPcontextrequest
查看答案
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.createsessionrequest
B.activatepdpcontextrequest
C.attachrequest
D.createPDPcontextrequest
A.SGWS5/S8GTP-C
B.SGWS5/S8GTP-U
C.PGWS5/S8GTP-C
D.PGWS5/S8GTP-U
A.Attach Reject
B.Initial Context Setup Failure
C.E-RAB Modification Indication
D.E-RAB Modification Confirm