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As shown in the above figure, the server side provides NTP service. Attacker sends an NTP monlist Request to the server, but its source IP address is not its own IP address, but the IP address of the target. After the server receives the request, it will send a Response message to Target (not Attacker). Since Reponse contains 600 time synchronization records with Server, which is much larger than Request and consists of many messages, amplification is realized.黄豆丢下毛笔，嗤笑道：你不是常看月亮，还说啥赏月。钢管舞娘、酒吧老板、心术不正的阔少、落魄的画家，不同的身份、不同的经历、不同的情感，在一定的机缘之下，几个人的命运紧紧联系在一起。正当终极一班在混乱之际，新的人物登场了。这不是呼延觉罗·脩吗？这时候，他不是应该在铁时空吗？但他来到终极一班，到底有何目的？林伟杰(吕颂贤)大学毕业后，处于待业阶段，偶遇一紫衣女朗马诗婷(吴绮莉)，婷以惊人薪酬请杰在企业当办公室助理，进行一项商业间谍计划。其间杰因入世未深，受尽公司高级职员愚弄。杰之女友亦不满被忽略，向杰提出分手。杰顿时在事业、爱情皆失意。后杰重遇大学同学杨嘉惠(谭文洁)，由于两人均感厌倦办公室政治，遂说服好友陈栋军(刘锡贤)和方敏(施绮莲)等，进行大报复行动。When TCP transmits data, instead of directly submitting the data to the application for processing, it is temporarily stored in the accept buffer, the size of which is represented by the TCP window. If the size of the TCP window is 0, it means that the accept buffer has been filled and the sender should stop sending data until the window on the receiver is updated.