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As mentioned above, SYN attacks can be prevented by increasing the backlog queue. In addition, reducing timeout time also enables the system to process more SYN requests. We know that the timeout timeout, that is, the half-connection lifetime, is the sum of the timeout times that the system waits for all retransmissions. The larger this value, the longer the half-connection takes up the backlog queue and the fewer SYN requests the system can handle. In order to shorten the timeout time, it can be realized by shortening the retransmission timeout time (usually the first retransmission timeout time) and reducing the number of retransmissions.该剧讲述了警察学校里两个万众瞩目的焦点，一个古灵精怪，一个破案天才在学校和警局里发生的一系列搞笑又神奇的故事。马向阳，一个毫无农村生活和工作经历的商务局市场科科长，一个领导同事眼中的业务能手“马大能耐”，一个儿子眼中“才疏命薄”的单身爸爸，一纸调令，转眼就成了省重点扶贫对象大槐树村的“第一书记”。从公务员到村官，从城市到农村。马向阳时时处处感受到自己的格格不入。与此同时，马向阳的“前世冤家”蔡丽，因缘巧合地闯进了马向阳的世界。给这个本已焦头烂额的马大能耐又添了几把火。已经快被打压到底的马向阳触底反弹，绝境逢生，以坚韧的耐力给大槐树村创造着一个又一个惊喜。最终，“第一书记”任期将满的马向阳续签了自己的聘任合同，立下誓言，要跟这大槐树下的“农哥们”“农姐们”齐心协力，共同迎接将来的生活。紫茄帮她准备洗漱用具，一边道：周姐姐　　某天，以母亲莱萨的白笛被发现为契机，Mainland male actors, such as "Brothers Sleeping on My Upper Bed", "Forensic Qin Ming", "River God" and "Trees in the South", speak for Oppo R11s.Zhang Liangying, born on October 11, 1984 in Chengdu, Sichuan, is a Chinese pop singer. She is currently a member of All-China Youth Federation, an image ambassador of China Green Foundation and an ambassador of WWF Yangtze finless porpoise protection.