无毒不卡在线观看无需下载

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.可是武当山上到底发什么了？为什么练霓裳会白头？郑武凝神看起小说。江东和荆楚一带虽然有足够的粮草，可是中间远隔千里，和关中国之间除了秦岭小道之外就没有其他通道，运送粮食自然没有可能，所以自给自足是很必要的。顷刻之间，港口堡垒遭受到毁灭性打击，滚滚的浓烟腾空而起。这群疏远已久的超能力兄弟姐妹因父亲过世而团聚，并发现了惊人的家族秘密和迫近人类的潜在威胁。美丽单纯的叶静宜是个快乐的全能主妇，她的丈夫王进能力不凡群，六岁的女儿可爱乖巧，她还有个十分要好的闺蜜-知性魅力的设计师姚倩倩。但生活就是这样充满戏剧性，只需要一个瞬间，叶静宜的爱情、友情，还有她的家庭就全部崩塌了。情同姐妹的姚倩倩竟然说一直都恨她，恨她抢走了自己的男友和幸福，恩爱六年的丈夫却只当自己是上位的棋子，更可悲的是收养了六年的女儿竟然是姚倩倩和丈夫旧情的结晶，这些残酷的真相像刀子一样一次次割裂着叶静宜脆弱的心。凯西准备好爆米花，租好了恐怖电影录影带，正希望在这个父母外出的夜里，好好享受被惊吓的感觉。这时电影响起，一个陌生人却让她真正吓破胆，因为他知道她的一举一动，甚至在她面前活生生地将她男友杀死，最后连她自己都难逃厄运。