Patent ID: 9131026
Filing Date: 2015-09-08
Classification: H04L

Abstract:
1. A method for establishing a media channel based on relay, comprising: during a session negotiation process between a first User Equipment (UE) and a second UE, a media relay control server allocating a first service identifier and a second service identifier, transmitting the first service identifier to the first UE, transmitting the second service identifier to the second UE, and transmitting the first service identifier and the second service identifier to a media relay device; the first UE reporting a third service identifier and the second UE reporting a fourth service identifier to the media relay device; the media relay device, via a first media data packet transmitted respectively from the first UE and the second UE, or via a binding request transmitted before the first media data packet, receiving the third service identifier and the fourth service identifier reported by the first UE and the second UE, respectively; and the media relay device verifying, according to the first service identifier and the second service identifier transmitted by the media relay control server, whether the third service identifier and the fourth service identifier reported by the first UE and the second UE match with the first service identifier and the second service identifier allocated by the media relay control server, respectively, and establishing a media channel between the first UE and the second UE if the verification is passed; wherein the media relay device receiving the third service identifier and the fourth service identifier reported by the first UE and the second UE comprises: