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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.商朝初年某天，杨戬狼狈从天而降，记忆受损。附近村子的村女叶子发现后，将其救回。担心杨戬孤独无依的叶子，顶着村民的压力坚持将他留了下来。两人在平淡的生活中渐渐相爱，直到一伙强盗前来洗劫，打破了这平静。为救爱人，杨戬不得不成为了一名斗祭士，在战斗中逐渐激发了自己第三只眼睛的力量。一直潜伏在杨戬身边的搭档青凰也在寻找机会恢复他的记忆，原来这一切都是移魂异人的阴谋所致……张杨却对赵耘道：我在这里候着就成了，师弟回去看着，省得他们小孩子慌张。　　生与峨嵋弟子公孙灵凤（江欣燕）共患难以至相爱，凤更为解救生所中之欲火焚身剧毒而献身，另一方面，生因意外失忆，被风清清（洪兴）所救，二人顿生情愫，生周旋于两女之间，难作取舍。《DC明日传奇》(DC's Legends of Tomorrow)是一部由CW电视网筹备推出的第三部系列剧，该剧主要讲述了单单依靠英雄的力量已经不足以应付这样的危局…这个世界需要传奇，拥有时空穿越能力的时空猎手已经见到未来发生的一切，他绝望地想要阻止这一切，为此他只能召集由罪犯和英雄组成的一支超能团队，试图阻止这无法阻挡的灭世威胁。陈启把这个帖子发了出去，然后就断网关上手机，开始码字。