![](https://lstatic.shangxueba.com/sxbzda/h5/images/m_q_title.png)
关于UE更新系统消息过程描述不正确的是()
A.针对IDLE,PCH状态的UE,当接收到PAGING TYPE1消息后,如果消息中带有BCCH modification info(MIB value tag)参数的话,会进行SIB更新判决
B.而针对FACH状态的UE,当收到SYSTEM INFORMATION CHANGE INDICATION消息后,也会进行SIB更新判决
C.系统消息修改时的通知信令由两种:SYSTEM INFORMATION CHANGE INDICATION ,PAGING TYPE1
D.SYSTEM INFORMATION CHANGE INDICATION 信令承载的路径是:BCCH→BCH→PCCPCH
![](https://lstatic.shangxueba.com/sxbzda/h5/images/tips_org.png)