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When the server provides some UDP-based services, such as DNS, SMTP, NTP, etc., and finds some requests, in which the Response message is larger than the Request message, the Attacker sends a Request message that forges the source IP, and the source IP forges the IP address of the victim. After receiving the Request message, the server replies the "enlarged" Response message to the victim, thus realizing the amplification of traffic. The principle is roughly as follows:　　一波未平，一波又起。方德入狱、苗显在京遇难、翠花进京救父……一连串的意外...　　他们在森林里彷徨无助地寻找归途，殊不知此时自己已经成为他人的猎物……　　阿喜这三位新朋友在生活面前，有着个人不同问题，表面比阿喜强，其实是不同程度的失败者。阿喜的精神渐渐影响着身边的人，把他们心灵上没有爱和希望的生活，重新添上生命的色彩。However, there is actually another way to make the delegate execute the method, and that is: delegate variables (parameter lists)三十年代上海一个平凡的黄昏，傅叟南与容采月在电车上邂逅，南对彩一见钟情，在南心中留下一片不可磨灭的印象，一个矢志不渝，纠缠半生的爱情故事也因而牵起了序幕……鬼倭固然士气大盛，固然全程没有伤亡，但毕竟只有42人，一人砍个二三十人终会气短，刀子也会钝，这么杀下去，怕是杀几个月也杀不光堵门的人。