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Reflection attack is also called amplification attack. This kind of attack is mainly based on UDP protocol. Common attack types include NTP, DNS, etc. Generally, the traffic of request response is much larger than the traffic of request itself. Attackers can create large-scale traffic sources with small traffic bandwidth through the characteristic that traffic is enlarged, thus launching attacks on targets. Reflective attacks are not strictly a kind of attacks. They only use the business characteristics of certain services to launch Flood attacks at a lower cost. The detailed schematic diagram is as follows:海伦米伦也要回归电视圈了！——奥斯卡影后涉足/重返电视圈趋势更甚，HBO刚刚请到梅丽尔·斯特里普加盟《大小谎言》第二季，又宣布海伦·米伦将出演4集限定剧《伟大的凯瑟琳/凯瑟琳大帝》(Catherine the Great)，饰演俄罗斯历史上唯一一位被冠以“大帝”之名的女皇叶卡捷琳娜二世·阿列克谢耶芙娜。这也给了HBO竞争艾美奖限定剧类奖项的机会，此前归为限定剧的《大小谎言》因为续订而被归为剧情类剧集。In fact, we can also modify the "default policy" of the specified chain. Yes, it is the default policy marked in the following figure.抗日战争时期，威震敌胆的抗日英雄因为杀死地主恶霸做过土匪、国民党地方司令、后来投奔共产党武工队，他单枪匹马驰骋沙场，英勇无敌并突破鬼子的封锁线，马背上有酒有女人，这就是“狼毒花”常发。《都是爱情惹的祸》原名《成都，今夜请将我遗忘》。张雷被父亲的老战友周志强抚养长大，并把他也培养成为了一名公安民警。Public void update ();