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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.佐佐木希、玉山铁二出演Hulu新剧《雨が降ると君は優しい》。知名编剧野岛伸司操刀制作原创剧本。佐佐木希饰演患有性瘾症的妻子，与丈夫外的很多男人有着肉体关系，但其实心底里只爱丈夫一人。玉山饰演的丈夫同样深爱着妻子，知道了妻子的秘密后也一样痛苦不堪。本剧共8话，今秋播出。影片讲述的是美国前总统约翰·肯尼迪在1963年11月22日遇刺身亡的前四天时间里，发生在前第一夫人杰奎琳·肯尼迪身上的故事。娜塔莉·波特曼将出演杰奎琳，也就是Jackie。据该片的全球联合出品方和制片方熙颐影业透露，对于主创团队选择娜塔莉·波特曼出演杰奎琳·肯尼迪，业界并不感到惊讶。除了她精湛的演技之外，更是在于她独特的知性气质。Lins Concubine 01However, Osaka Weaving House also has its own troubles: the traffic competition in shopping centers is fierce, and not all stores can achieve the expected results. Since last year, the speed of opening stores under Osaka Weaving House has gradually slowed down. Moreover, although the established membership system has accumulated more than 200,000 fans, many of them are zombie fans, not to mention member marketing.也不知什么缘故，板栗跟葫芦觉得这一年来，他们无论读书习武都进益非常快，这也是为什么他们不想急着回去的原因之一。为了忘掉初恋,丽娜搬家,寻找新工作,尝试新事物。本剧由纳迪娅·德·圣地亚哥和阿尔瓦罗·塞万堤斯联袂主演。