Patent ID: 8792448

Claim:
A method, comprising: receiving, at a server, from a first device, a network handover request to handover a media session, wherein the media session includes communication of a first media stream from the first device to a second device; the server receiving a second media stream from the first device, wherein the second media stream includes at least a portion of the first media stream; the server estimating an Internet Protocol address and port (IP:port) number associated with the second device; the server transmitting the second media stream to the second device using the estimated (IP:port) number; the server receiving information indicative of a respective (IP:port) number associated with the second device; determining whether the respective (IP:port) number matches the estimated (IP:port) number; and based on the determination, the server continuing transmission of the second media stream to the second device using the estimated (IP:port) number, or re-transmitting the second media stream to the second device using the respective (IP:port) number.