In normal HTTP communication, the client always initiates the data transfer by opening a connection to the server and sending a request.
在普通HTTP通信中,客户端始终通过打开到服务器的连接并发送请求来发起数据传输。
Please note that more connections means more memory and also note that opening/closing a connection consumes CPU time.
请注意,更多的连接意味着更多的内存。 还要注意,打开/关闭连接将消耗 CPU 时间。
To accomplish this, the attacker sends a TCP packet with the SYN flag set to the target host, just like when opening a regular TCP connection.
要实现这一点,攻击者向目标主机发送设置了SYN标志的tcp包,就象打开常规t CP连接时一样。
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