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In the process of DNS resolution, the client initiates a query request, and the DNS server may need to make additional queries to complete the resolution process and give a response, which will consume certain computing and network resources. If an attacker uses a large number of controlled hosts to continuously send resolution requests for different domain names, the cache of the DNS server will be continuously refreshed, and the failure of a large number of resolution requests to hit the cache will cause the DNS server to consume additional resources for iterative queries, which will greatly increase the resource consumption of the DNS server.(Editor: Yang Jie)故事讲述秦桧（骆应钧）与妻王氏（柳影虹）受金人收买，陷害岳飞（刘江），高寒星（郑少秋）欲加相救，因而得罪秦桧夫妇，结下仇怨。金国公主冷月（邓萃雯）偷进宋境游玩，遇寒星，一见钟情。时宋高宗（李国麟）为拉拢高家，撮合寒星与靖康公主（谢宁）成亲，为冷月从中阻挠。柳残阳（梁家仁）为报杀父之仇，欲找高天晴（杨泽霖）报仇，天晴却为救钦宗而遭金人所杀，寒星代父与残阳比武，为靖康从中调解。秦桧毒计害寒星，残阳与文雪姬（王绮琴）千辛万苦，连手救寒星脱险，二人共坠爱河。高宗为除寒星，毒计令寒星受困于金国，冷月为救寒星而与他成亲，而残阳护靖康至，靖康遭冷月之金箭所杀，星、阳大为悲愤影片的结尾，周行文牵着张小桐的手，在比之前那个酒店豪华百倍的大酒店中，步入婚姻的殿堂。Mixed attack　　龙儿决定带亲信“包打听”小石头微服私访找回四大高手。而在赵王　　三妹海宜，孤苦的童年记忆，是她心中的阴影，她不敢回头看，一心只为她的『美国梦』努力。