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　　郑小芳言语不多，手脚勤快，懂礼貌，吃得也少，深得田家人的夸赞。可忆文却说如此沉默寡言的保姆定有疑处，这郑小芳脸色发黄又怕吃油腻，忆文判断肯定是有什么病，最有可能是肝炎。田家人听后乱成一团。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.将双手背在身后，叉腿站立，如玉柱般挺拔。在这个荒凉冻结的世界里，人们并没有感受到巨大的威胁已经临近，在错误的领导者带领下，人们进入了一个极度病态的社会中。巨大的机器人目睹到了一切，被毁灭的大自然，过度消耗的资源以及支离破碎的世界。十年恩怨，斩不断理还乱；一世情仇，评不够说来休。一九二五年，奉系将领武擎天在蚌埠火车站兵败被俘，遭直系军阀孙啸秋枪决。武擎天女儿武剑羽立誓要为父亲报仇。天启的下一部小说，真得会出现独孤剑冢？只是。[Collection Value]