regular forum for the discussion of P2P principle, but the discussion under discussion, Few things have real (source code). Oh, and here I will use one of their own to achieve the source code to illustrate the UDP Through NAT principle.

Packet : 7941956p2pudpnanjiaqian.rar filelist
UDP穿越NAT.TXT
P2PClient\P2PClient.cpp
P2PClient\P2PClient.dsp
P2PClient\P2PClient.dsw
P2PClient\P2PClient.ncb
P2PClient\P2PClient.opt
P2PClient\P2PClient.plg
P2PClient\P2PClient.sln
P2PClient\P2PClient.suo
P2PClient\P2PClient.vcproj
P2PServer\P2PServer.cpp
P2PServer\P2PServer.dsp
P2PServer\P2PServer.dsw
P2PServer\P2PServer.ncb
P2PServer\P2PServer.opt
P2PServer\P2PServer.plg
P2PServer\P2PServer.sln
P2PServer\P2PServer.suo
P2PServer\P2PServer.vcproj
Exception.h
proto.h
P2PClient
P2PServer

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