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DOS in DDOS is an abbreviation of formal of service, which means that the purpose of this attack is to interrupt the service. The front D is distributed, which means that the attack does not come from one place, but from all directions, so it is more difficult to prevent. You shut the front door and he came in through the back door. You closed the back door and he jumped up from the window.During the practice, the students of the practice team also visited several migrant workers' families. Dark walkways, crowded houses and messy furnishings are their first impressions of these families. Parents are busy with their work and their academic qualifications are not high. They are often unable to pay attention to their children's education. This kind of family environment makes the team members very worried about the children's study and life. At this time, Zhou Hailan, a junior high school student, came into their sight. Among the students interviewed, she was the one with the worst financial conditions in her family, but she was the one who studied most diligently. But she can't take the senior high school entrance examination in Shanghai. No matter how good her grades are, there will be no high school to accept her without the necessary financial conditions. Not only her, but all the children of migrant workers studying in Shanghai have the same problem of entering a higher school. What is their future? The players, like Zhou Hailan, are at a loss...特种兵退役的穆鹰回归都市生活，误打误撞结识了马来西亚富商之女程燕羽，也因此被卷入了一场商业斗争的漩涡，在一番激烈的碰撞后，穆鹰惊讶的发现对方幕后黑手竟是自己当年执行最后一次任务要抓捕的毒枭老大叶灵均。童岳迫不及待的翻开杂志。穿梭时空，回到过去的历险剧，充满古今对比矛盾的妙趣，一个平凡的80后青年，因缘际会下，回到风云变色的三国时代，认识了刘备、张飞、诸葛亮等等英雄人物，参与了一幕又一幕的历史大事——三英战吕布、三顾草庐、赤壁之战……本剧讲述了创业者韦大宝和于小淘，开的一家广告公司，因面临房租压力不得不对外转租。合租人，正义且正直对工作一丝不苟的女私家侦探柯北、大胆直爽是网络主播但对于演戏十分执着却又很笨拙的女演员白雪、外在搞笑内心坚毅梦想在中国能摆脱父亲阴影闯出一片天的泰国华侨的儿子程序员泰国胜利、外表乖巧性格却古灵精怪刚走出大学校门自己创业的女卖家郑钱的相继出现，拉开了韦大宝和于小淘人生的新篇章。他们没有强大的背景、没有广阔的人脉，但凭着自己的努力相互帮助，共同成长的故事。