Patent ID: 8730911
Filing Date: 2014-05-20
Classification: H04L,H04W,Y02D

Abstract:
1. A method of operating a first access network configured to communicate with a user device, the method comprising: receiving, by a network device in the first access network, a re-direct message from the user device, wherein the user device comprises a first interface configured to communicate via the first access network and a second interface configured to communicate via a second access network, and wherein the re-direct message requests that messages addressed to the first interface be re-routed over the second access network; binding a first home address of the user device to a second home address of the user device to establish an internet protocol (IP) to IP (IP-to-IP) tunnel for rerouting messages over the second access network, wherein the first home address is assigned to the first interface in the first access network, and wherein the second home address is assigned to the second interface in the second access network; receiving, by the network device, a second message addressed to the first interface of the for user device; and forwarding, by the network device, the second message to the user device over the IP-to-IP tunnel, thereby rerouting the second message over the second access network.