Patent ID: 8594099

Claim:
A tunneling-based mobility support method for a mobility support server supporting a mobility of a mobile node which has a capability to make an access over a plurality of Internet Protocol (IP) networks, the method comprising: receiving from the mobile node a tunnel establishment request message requesting establishment of an IP tunnel; making a transmission control protocol (TCP) connection to each of the plurality of end routers; forwarding the tunnel establishment request message to an end router which is selected, by the mobility support server, from among a plurality of end routers, wherein the selected end router has a plurality of tunnel end addresses, and wherein selecting the one of the end routers further comprises selecting one of the tunnel end addresses based on a number of IP tunnels to be established for each of the tunnel end addresses; and sending the mobile node a tunnel establishment response message including a tunnel end address of the selected end router when a response to the tunnel establishment request message is received from the selected end router.