678五月丁香亚洲综合网

The foundation of SYN flooding attack is the design of three-way handshake when TCP is used to establish connection. The third packet verifies that the connection initiator has the ability to accept the packet at the source IP address used in the first request, that is, its return is reachable. Figure 1 shows the process of exchanging packets at the beginning of a normal TCP connection.Physical Attack +10Physical Attack +10 (Upper Limit +14)In the termination phase of tcp connection, the connection between the client and the server is usually cut off through four interactions of messages with fin flags. However, when one of the clients or servers has abnormal conditions and cannot normally complete four tcp waves to terminate the connection, RST messages will be used to forcibly interrupt the connection.钟隐则是抿着嘴不语，三人之中，他的信心最为充足。　　几经波折，名为Bistro Fou的露天餐厅终于悄然开张，而这几个失败组的女性还将有很长的一段路要走……