Patent ID: 11943819
Assignee: NEC CORPORATION
Field: Digital communication (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 10:
11. A method in a radio station, the method comprising:
receiving a Radio Resource Control (RRC) Connection Setup Complete message from a radio terminal supporting a first Cellular Internet of Things (CIoT) architecture which enables the radio terminal to transport user data over a control plane and supporting a second CIoT architecture which enables the radio terminal to transport user data over user plane,
wherein the RRC Connection Setup Complete message includes an information element indicating to the radio station that the radio terminal supports the second CIoT architecture,
wherein the RRC Connection Setup Complete message further includes a Non-Access Stratum (NAS) message, the NAS message being different from the information element, and
wherein the information element is Access Stratum (AS) layer information and is not included in the NAS message.