Patent ID: 7317923

Claim:
A radio access network system comprising: a control server, comprising a manager configured to manage a configuration of a radio access network including a data server and a base station managed by the data server, wherein the base station and the data server are connected to the control server; a transfer path setter configured to set a data transfer path for an IP packet containing user data in accordance with the configuration; an inter-server communicator configured to notify an instruction to reserve a resource of the data server for the base station in accordance with the configuration, wherein a connection ID is assigned to the data transfer path and included in the instruction when the data transfer path is set; and a radio access network-side communicator configured to transmit the resource to the base station, the data server, comprising: a manager configured to manage a resource of a base station located in the radio access network; a resource assigner configured to assign the resource to the data transfer path for an IP packet containing user data in accordance with the resource reservation instruction notified by the control server; and a resource notifier configured to notify the resource assigned by the resource assigner to the control server.