1. [多选题]LTE网络接口主要有()
A. S1接口
B. X2接口
C. Uu接口
D. Iub接口
2. [单选题]PDCP子层由高层( )配置
A. RRC层
B. mac层
C. PHY层
D. 应用层
3. [单选题]ATTACHREQUEST,ATTACHACCEPT分别包含于哪条空口RRC消息内()
A. RRCCONNECTIONSETUPCOMPELTE,RRCCONNECTIONRECONFIGURATION
B. RRCCONNECTIONRECONFIGURATION,RRCCONNECTIONSETUPRECONFIGURATIONCOMPELTE
C. RRCCONNECTIONREQUEST,RRCCONNECTIONSETUP
D. RRCCONNECTIONSETUP,RRCCONNECTIONSETUPCOMPELTE
