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P2P SIP ENABLED MULTIMEDIA NETWORK COMMUNICATION SYSTEM

  • US 20080098121A1
  • Filed: 10/19/2007
  • Published: 04/24/2008
  • Est. Priority Date: 10/23/2006
  • Status: Abandoned Application
First Claim
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1. An access device, which acts as a node in a P2P network, the P2P network comprising a plurality of the access devices, whereineach of the access device is responsible for a hash area, which forms a hash space of the P2P network together with hash areas that other access devices in the P2P network are responsible for, each of the access device comprises:

  • a SIP interface;

    an adapter module; and

    a DHT module, which connects to DHT modules in some of the plurality of the access devices in the P2P network, whereinthe adapter module receives a SIP request message from a user terminal, which is connected to the P2P network by the access device, converts the SIP request message to a P2P message and then sends it to the DHT module, and converts result from the DHT module to a SIP response message, and sends it to the user terminal through the SIP interface, andthe DHT module performs a registration operation and look up operation based on the P2P message, and returns the result to the adapter module, wherein the registration operation is used to save registration information of the user terminal in the P2P network, and the look up operation is used to retrieve registration information of another user terminal from the P2P network so as to establish a session between the user terminal and the another user terminal.

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