Patent ID: 8594073
Filing Date: 2013-11-26
Classification: H04L,H04W

Abstract:
1. A method of managing roaming of a Mobile Node in a Visited network having a sever, a first Home Agent, and a first plurality of access nodes, the Mobile Node being associated with a Home network having a second Home Agent and a second plurality of access nodes, the method comprising: the server in the Visited network selecting a Gateway node based on selection criteria, wherein the selected Gateway node belongs to both the Home network and the Visited network and is disposed at the border between the Home network and the Visited network, and wherein the selected Gateway node is configured to emulate the first Home Agent in the Visited network; and sending a message originating from the server in the Visited network to a first access node from the first plurality of access nodes in the Visited network to which the roaming Mobile Node is attached, the message identifying the selected Gateway node as the first Home Agent in the Visited network.