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That is to say, a total of false syn messages will occupy the TCP preparation queue for 63s, while the semi-connected queue defaults to 1024, which is different by system default and can be viewed by cat/proc/sys/net/ipv4/tcp_max_syn_backlog c. That is to say, sending 200 fake syn packets per second without any protection is enough to burst the semi-connection queue, thus preventing the real connection from being established and responding to normal requests. The end result is that the server has no time to ignore the normal connection request-denial of service.在1927年的“七一五”反革命政变中，为了营救共产党员任致远，夏恒煊慨然赴死，留下妹妹夏雨竹与丫头霜菊相依为命。柔弱的雨竹独自谋生，霜菊则在恒煊恋人肖成碧的引荐下加入了国民党特务组织。几年后雨竹偶然营救了任致远。致远牺牲后，雨竹受感召成为中共地下情报工作人员，与此同时霜菊在特务组织内获得重用和提拔。抗战爆发，雨竹和霜菊再次相见，却为了各自的任务针锋相对。雨竹发现肖成碧的弟弟肖君浩和自己承担着共同的使命，两人在战斗中相知相爱。1949年国民党败逃台湾，雨竹毅然前往台湾执行任务，被身为保密局军官的霜菊发现。为了信仰，雨竹在霜菊面前从容赴死，霜菊被震撼。雨竹在胜利的前夜用生命谱写了一曲壮丽的信仰之歌。黛丝拉着珊瑚，朝张槐、青木、板栗等人优雅地行了个蹲身礼，然后微笑着对大苞谷道：请驸马放心，我跟珊瑚一定不给你丢脸。};It is understood that a Mate20 X5G mobile phone released by Huawei, which costs 6,199 yuan, will be officially launched on August 16.　　生化病理专家高尔博士掌握了这一遗传基因技术，秘密进行非法实验，将人与蛇基因融洽转换，制造蛇人，再取蛇人骨髓救治药厂老板儿子浩天的绝症。就在此时，高尔意外发现蛇人