关于P2P应用中NAT穿透技术的资料【转】 不断更新中

1. STUN - Simple Traversal of User Datagram Protocol (UDP)
              Through Network Address Translators (NATs)
   
2. Protocol Complications with the IP Network Address Translator
   
3. Peer-to-Peer communication across Middleboxes
    (and 01.txt)
4. STUN - Simple Traversal of UDP Through NATs
    (and 01.txt)
5. 关于双层NAT、双层Firewall、双层proxy的穿越的P2P通信技术
   http://www.vchelp.net/cndevforum/subject_view.asp?subject_id=116101&page=1
6. STUN Client and Server Library
   
7. P2P技术文章列表
   http://epan.cnblogs.com/archive/2005/01/27/98414.html
9.