Patent ID: 8493929
Filing Date: 2013-07-23
Classification: H04L,H04W

Abstract:
1. A method of performing a handover of a mobile node, comprising: receiving first information on an Internet protocol (IP) configuration method from an information server (IS) while the mobile node is connected to a first network before the handover is performed to connect to a second network, the first information to be used in the second network after the handover is performed; receiving second information on the IP configuration method of the second network from a point of attachment (PoA) of the second network when the mobile node is connected to the second network; determining whether the first information received from the IS and the second information received from the PoA of the second network are identical; performing an IP configuration according to the first information if it is determined that the first and second information are identical; and performing the method with respect to a third network if the mobile node is incapable of performing the IP configuration according to the second information when the first information and the second information are determined to be not identical.