MOBILITY IN PEER-TO-PEER COMMUNICATION

摘要

PROBLEM TO BE SOLVED: To notify a P2P tracker or a peer thereof about IP level mobility.SOLUTION: A method for mobility in peer-to-peer communication related to a first peer includes the steps of: registering a first internet protocol (IP) address and an IP mobility method of the first peer to the P2P tracker; establishing a peer-to-peer (P2P) connection with a second peer; changing a position and acquiring a second IP address; registering the second IP address of the first peer to the P2P tracker through the IP mobility method; and transmitting information to the second peer in the P2P communication.