久久亚洲色WWW成人小说

Special thanks to Sister Jian Ping for providing us with the opportunity to experience this. After studying in these days, we have gained a lot. It is also time for us to sum up.The main contents of this program:The principle is that syn messages are first responded to syn_ack by DDOS protection system. With a specific sequence number (recorded as a cookie). The real client returns an ack and the Acknowledge number is cookie+1. The fake client will not respond. In this way, we can know that the clients corresponding to those IP are real and add the real client IP to the white list. The next access passes directly, while other forged syn messages are intercepted. The following is a schematic diagram of protection:?2. Import a variable that does not exist, and the value is undefined.若是这个人一点也不在乎他，他带她回去又有什么意义？他既想带她走，又想试试：这个女子会不会要他的命。This.receiver = receiver;