First of all, Client A log server, NAT A distribution for the Session of a port...
代码说明:
首先,客户端的日志服务器,网络地址转换分布为本届会议的一个端口60000 ,那么伺服器收到了用户端的地址是202.187.45.3:60000 ,这是外部的客户网络地址。同样,客户乙登入伺服器, B至吨的NAT-First of all, Client A log server, NAT A distribution for the Session of a port 60000, then the Server S received the address of Client A is 202.187.45.3:60000, which is outside of the Client A network address. Likewise, Client B Login Server S, NAT B to the distribution of the Session of the port is 40000, then the Server S received B s address is 187.34.1.56:40000. At this time, Client A and Client B and Server S can be a communication. If Client A at this time would like to direct
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