| 摘要 |
This application concerns a method for establishing a session between at least two peers (C1, C2), each peer is located inside a realm (R1, R2) that are made public inside a public realm (R), where the realms (R1, R2) ore interconnected with the public realm (R) and where an initial connection is established via a relay (pRl, pR2) in the public realm (R1), the method comprising the steps of detecting whether the peers are inside the same realm for establishing a direct connection inside the same realm. The invention further concerns a client device (C1, C2) and a network device (D) for establishing a session, as well as a communication system therefore.
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