Patent ID: 8773492

Claim:
A video call terminal being a first video call terminal and comprising: a first communication unit configured to conduct a video call with a second video call terminal through an Internet protocol (IP) network; a second communication unit configured to communicate with a first mobile phone over a first local network; and a controller configured to transmit first network information of the first video call terminal to the first mobile phone over the first local network, receive, from the first mobile phone over the first local network, second network information of the second video call terminal having been received by the first mobile phone from a second mobile phone via a mobile network, and control the video call with the second video call terminal using at least one of the first and second network information, wherein the first mobile phone searches any device capable of a video call, and when the first video call terminal is detected from the search result, the first mobile phone makes a request to the first video call terminal to transmit the first network information.