Patent ID: 7006449

Claim:
An information processing device comprising: a first terminal device; a second terminal device; a plurality of provision devices; storage means for storing a first data including a host name or node identifier of the first terminal device and a third data including the position of at least one of the provision devices, said provision devices providing a second data including a previous position and a current position of the first terminal device; receive means to receive a transmit request for the third data and the first data corresponding to the first terminal device, transmitted along with the host name or node identifier of the first terminal device from a second terminal device; selection means to select the first data corresponding to the first terminal device stored in the storage means and to select the third data showing the position of at least one of the provision devices when the transmit request is received from the receive means; a transmit means to transmit the first data and third data selected by the selection means, to the second terminal device; and authentication means for authenticating, wherein the second terminal device transmits a data packet to the first terminal device based on the second data stored by the provision device associated with the third data transmitted to the second terminal device.