Patent ID: 8050192

Claim:
A wire and wireless network system, comprising: a terminal to transmit an initialization information message after being allocated a private Internet protocol (IP) address within a service area of a private network; and a wire and wireless sharing device to allocate the IP address according to a request transmitted from the terminal, and when the initialization information message is transmitted by the terminal, the wire and wireless sharing device configures a port to be used by the terminal and transmits a configured port message to the terminal, with the port configured to connect the private network to an authorized Internet, thereby performing port forwarding to the terminal by the wire and wireless sharing device, wherein the terminal comprises: a dynamic host configuration protocol (DHCP) client unit to request the wire and wireless sharing device for allocation of the private IP address; a message transmitting unit to transmit the initialization information message and a life message to the wire and wireless sharing device; a message receiving unit to receive the configured port message and a response message from the wire and wireless sharing device, the response message being received in response to the transmitted life message; and a port configuring unit to configure the port according to port information provided by the configured port message transmitted by the wire and wireless sharing device.