Patent ID: 8452895

Claim:
A terminal apparatus configured to form an ad-hoc network with another terminal apparatus; the terminal apparatus comprising: a receiving unit configured to receive a participation request from a new terminal apparatus; and a processing unit configured to: (1) instruct the new terminal apparatus to access the another terminal apparatus when the participation request is approved and the another terminal apparatus, which is capable of assigning an IP address to the new terminal apparatus, is in the ad-hoc network; (2) instruct the new terminal apparatus to assign itself an IP address when the participation request is approved, the another terminal apparatus, which is capable of assigning an IP address to the new terminal apparatus, is not in the ad-hoc network, and the new terminal apparatus is capable of assigning itself an IP address; and (3) assign an IP address to the new terminal apparatus when the participation request is approved, the another terminal apparatus, which is capable of assigning an IP address to the new terminal apparatus, is not in the ad-hoc network, and the new terminal apparatus is not capable of assigning itself an IP address.