Patent ID: 8437321
Filing Date: 2013-05-07
Classification: H04J,H04L,H04W

Abstract:
1. A mobile communication device for communicating voice data, the mobile communication device comprising: a receiver for receiving from an intermediate system a receiving network voice data packet containing a receiving network source internet protocol (IP) address of the intermediate system, a receiving network destination IP address of the mobile communication device, and a fixed IP address based voice data packet containing the intermediate system having obtained a sending network voice data packet from the sending device over a first dynamic IP address based network, decapsulated the fixed IP address based voice data packet from the sending network voice data packet, encapsulated the fixed IP address based voice data packet into the receiving network voice data packet, and provided the receiving network voice data packet over one of the first dynamic IP address based network and a second dynamic IP address based network to the mobile communication device; and a mobile encapsulator decapsulating the fixed IP address based voice data packet from the receiving network voice data packet.