在EN-DC场景(例如: SgNB添加),SgNB侧PSCell小区的广播系统信息SIB1通过专有信令( )消息提供给UE,该消息通过MeNB透传给UE
ARandom Access Response
BrrcConnectionSetup
CRRC Connection Reconfiguration
DNAS
ARandom Access Response
BrrcConnectionSetup
CRRC Connection Reconfiguration
DNAS