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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.　　水云十七岁时邂逅平遥王朝文武双全的岳狄将军，两人陷入热恋，但岳狄早已被平遥王指婚给御妹于飞，被迫遥辜负心爱的水云。老谋深算的岳狄之兄、王爷岳霆，利用年轻气盛的水云。心念数转，跨不上上前，暴喝一声，连砍三剑，逼退平武，迅速后退。M minimum wage;一见这笑容，一百个主意都冒了出来。两个不同的家族，两伙不同理想的人，经历了爱恨交织的商战血拼，但面对国家危亡之时，在中共地下党的组织、感召下，民族情怀得以唤醒，大义为先地抛弃前嫌，联合起来，配合主力部队死死守住川江抗日防线——石牌炮台阵地。并不惜凿沉自家的轮船阻塞了日舰航道，彻底地粉碎了日军进攻内陆的妄想。用家业、用血肉、拼性命，筑起一道川江上的长城。他们辉煌曲折，极富传奇色彩的经历，浓缩了一曲挽救民族危亡的颂歌。The group of the dead.