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A TCP connection is a quad, and a connection is uniquely determined by the source IP, the source port, the destination IP and the destination port. Therefore, if C wants to forge the packet from A to B, it should fill in the above-mentioned IP header and TCP header with the source IP, source port, target IP and target port. Here B is the server, IP and port are open, A is the target we want to attack, IP certainly knows, but the source port of A is not clear, because it may be randomly generated by A. Of course, if we can find out the rule of generating source port for common OS such as Windows and Linux, we can still do it. In addition, we can step on the connection port of Car A through a large number of controlled hosts.《梦回大清》——改编自金子的经典的穿越文，清穿小说的鼻祖，清穿三座大山之一。剧中设定将是多穿，女主设定会是更坚强勇敢，明年年底播出。　　单云的大学同学兼好友Weapons captured at the sceneTobin的案子后两年，Ellen开始了新的生活。现在在她前导师的事务所做律师，对其工作与同事都很满足。而内心中，她却渴望更有难度的挑战。当她发现她高中时的朋友供职受雇于美国政府的High Star公司期间，在一次阿富汗的任务中受到创伤之后，她怀疑其中有不正当的行为，所以她转向Patty寻求帮助。Patty明白与High Star作对要不就是成就Ellen的事业，要不就是毁了她的事业生涯。