Patent ID: 9525583
Filing Date: 2016-12-20
CPC Classification: H04L

Claim Text:
1. A method for cross-domain communications performed by an interconnecting Media Gateway (MG) positioned to connect a first Internet Protocol (IP) domain network and a second IP domain network, the method comprising: receiving domain information of the first IP domain network and domain information of the second IP domain network from a Media Gateway Controller (MGC), wherein the domain information of the first IP domain network and the domain information of the second IP domain network is each carried in a LocalControl Descriptor contained in a message from the MGC; creating a first media stream between the interconnecting MG and a first MG located in the first IP domain network according to the domain information of the first IP domain network; creating a second media stream between the interconnecting MG and a second MG located in the second IP domain network according to the domain information of the second IP domain network; and connecting the first media stream and the second media stream to form a data communication path between the first MG and the second MG.