The UE is notified about the 5G bearer via the RRC Connection Reconfiguration message. The UE then connects to the 5G network while maintaining the connectivity to the 4G network .
Read moreWhat is the difference between the RRC IDLE and the RRC inactive state?
When UE is power up it is in Disconnected mode/Idle mode, It can move RRC connected with initial attach or with connection establishment. If there is no activity from UE for a short time, It can suspend its session by moving to RRC Inactive and can resume its session moving to RRC connected mode .19 Kas 2017
Read moreWhat is RRC state?
Radio Resource Control ( RRC ) is a layer within the 5G NR protocol stack . It exists only in the control plane, in the UE and in the gNB . The behaviour and functions of RRC are governed by the current state of RRC . In 5G NR , RRC has three distinct states: RRC_IDLE, RRC_CONNECTED and RRC_INACTIVE.6 Mar 2021
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