To provide a method of setting sub-flows in a radio connection network, and a mobile communication system for the method.
According to the present invention, a radio network controller (RNC) receives a radio resource control (RRC) connection request message transmitted from a terminal to confirm a version of the terminal, and transmits an RRC connection setting message in response to the RRC connection request message to the terminal. The terminal receives an RRC connection setting completion message (including a parameter showing how multiple sub-flows support of a terminal it is for a video call in the RRC connection setting completion message at this point) transmitted in response to the RRC connection setting message, confirms the parameter included in the RRC connection setting completion message and sets sub-flows in the video call.
Takaaki Yasumura
Natsuki Morishita
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