Direction: E-UTRAN => UESignalling Radio Bearer: SRB1RLC Mode: AMLogical Channel: DCCHTransport Channel: DL-SCH The RRC CONNECTION RELEASE message is used to command the release of an RRC connection. E-UTRAN initiates the RRC connection release procedure to an UE in RRC_CONNECTED state. The RRC CONNECTION RELEASE procedure with redirection information can also be used for CS-fallback to GERAN or..