Patent ID: 8797944

Claim:
A mobility management method, comprising: detecting, at a mobile terminal, movement of a mobile router supporting a mobility to a first personal area network (PAN) based on Internet Protocol version 6 (IPv6); determining whether the movement of the mobile router is an intra-network movement or an inter-network movement; transmitting, when the movement of the mobile router is the intra-network movement, an intra-network neighbor discovery request message to a gateway of a second PAN; and receiving an intra-network neighbor discovery response message containing a temporary address transmitted by the gateway of the second PAN in response to the intra-network neighbor discovery request message without creating and sending a subsequent binding update message to the gateway of the second PAN, wherein the intra-network movement of the mobile router is a change of a connection link from one node to another node, the nodes belonging to the second PAN.