Patent ID: 8194627

Claim:
A system for communication with a mobile communications device in an Internet Protocol (IP) network, comprising: an application server; a first foreign agent and a first home agent, wherein the application server is registered to the first foreign agent and the first home agent; a mobile communications device; and a second foreign agent and a second home agent, wherein the mobile communications device is registered to the second foreign agent and the second home agent; wherein the first foreign agent receives a binding notification from the second home agent through a first communication path and creates a first binding for the second foreign agent; wherein the second foreign agent receives a binding notification from the first home agent through a second communication path and creates a second binding for the first foreign agent; and wherein the first foreign agent communicates through a third communication path directly with the second foreign agent by utilizing the first binding and wherein the second foreign agent communicates directly with the first foreign agent through the third communication path by utilizing the second binding, wherein the third communication path does not include the first home agent and the second home agent.