Patent ID: 8811405

Claim:
A method of an end router coupled to a mobility support control server and providing an IPTV (Internet Protocol Television) service, the method comprising: receiving, by the end router, a tunnel creation message including a home address (HoA) and CoA of a mobile node from the mobility support control server; setting, by the end router, the tunnel for communication with the mobile node; mapping the CoA and HoA of the mobile node and storing the mapped CoA and HoA in a tunnel table stored in the end router; if a multicast address of an IPTV channel received by the end router from a head-end is a multicast address requested by a mobile node through the tunnel, confirming the care of address (CoA) of the mobile node corresponding to the multicast address of the IPTV channel; and setting the multicast address in a first header of broadcasting traffic, setting the CoA of the mobile node in a second header of the broadcasting traffic, and sending the broadcasting traffic from the end router, wherein the end router is coupled to a head end and disposed on the head end side of the tunnel.