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Launching reflective attacks requires finding a large number of transmitters on the Internet. Some kinds of reflective attacks are not difficult to implement. For example, for ACK reflective attacks, only servers with open TCP ports on the Internet need to be found, and the existence of such servers on the Internet is very extensive.? Generally speaking, design patterns are divided into three categories:在挽拉曾某个地方，MuangJai(OM Akapan Namatra饰演)被村民们派去大城寻找作为武器的大炮，来抵抗缅甸人的进攻。没有枪支，下一次进攻发起时，他们会很无助。Age: 17赴职的李安在碧波湖畔被余县贪官授意的恶霸杀害，红鱼未能及时搭救，只能将他藏在碧波洞里，而自己为寻找真凶扮作李安为官，凭借智慧连破奸人诡计，震慑奸佞。保安队悬赏巨额花红捉拿大盗胡良（唐伟成饰），穷小子皮球（汪禹饰）爱钱又好赌，想拿到这笔花红，先后带“灵蛇大侠”包扬天（刘家荣饰）、“独孤一味”叶孤行（徐少强饰）前去与胡良决斗，以图捉到胡良，没想到两位高手全被胡良打死。皮球在好友小梅（黄杏秀饰）的鼓励启发下，勤心苦练，模仿鳝鱼在水中游泳的姿势，练出一套奇异的拳法“鳝形拳”，又凭借智计和耍球绝技，终于打败胡良，为朋友报了仇。但皮球最后还是没有得到这笔花红，反而还欠保安队长（麦嘉饰）五块钱……