When deploying NB-IoT in an In -band scenario, which of the following RB locations cannot be selected in the case of 5MHz bandwidth?

Which of the following network elements is initiated by CSFB called process?

Which of the following options are steps in the DCI encoding process? (multiple choice)

EPC mobility management is mainly used to implement the tracking of the user's current location, as well as the mobility management of the UE 's handover, location update, etc. Which of the following options are the defined states?

Which network element use to trigger third party registration during an IMS user registration process?