| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To improve processing efficiency in an entire mobile communication network. <P>SOLUTION: A mobile communication system has: a means for establishing a first tunnel between a first current edge router storing a first terminal and a home edge router storing an IP address acquired by a second terminal; a means for establishing a second tunnel between a second current edge router storing the second terminal and the home edge router; a means for reestablishing the first tunnel between the first and second current edge routers; a means for establishing a third tunnel between the current edge router before the movement of the second terminal and that after the movement of the second terminal when the reestablishment of the first tunnel is required; and a means for reestablishing the third, first, and second tunnels in this order, based on information on the second terminal when the reestablishment of the first, second, and third tunnels is required. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
