P2P communication and file transfer method facing wide area network
A file transmission and peer-to-peer communication technology, applied in transmission systems, digital transmission systems, data exchange networks, etc., can solve the problems of inability to complete peer-to-peer communication and file transmission, and achieve the effect of self-adaptation
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[0025] As shown in Figure 1, the method of the present invention is implemented as follows:
[0026] Step 1-1, judge the user's network location, the specific judgment method is shown in Figure 2;
[0027] Step 1-2: Judge the communication mode according to the network locations of the initiator and receiver of network communication. Possible situations are communication between users on the same intranet, communication between users on the public network, communication between users on the internal network, and public network users. Internet users initiate communications to intranet users, and communicate between different intranet users.
[0028] Steps 1-3, if the communication mode belongs to the communication between users on the same intranet, between users on the public network, and the internal users initiate communication to users on the public network, the TCP (Transmission Control Protocol) protocol "three-way handshake" mechanism is used to establish the connection; if ...
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