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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.该剧是一部反映1936年红军东征的主旋律巨作。该剧以真实历史事件为背景，以毛泽东、周恩来、彭德怀等一批革命领袖领导红军和广大民众坚强抗日的革命事迹为基点，展示了我国抗战时期老一辈无产阶级革命家们的革命情怀。这部具有重大现实教育意义的电视剧，不仅是一次长途跋涉的抗争，亦是一部精心雕琢、细腻刻画的群英传记，给人以强大的信念与感动。电视剧《红军东征》用史诗般的恢弘气势，刻画了宏大的战争场面，更用女性般的细腻，描绘出了一幅丰富多彩、活泼生动的生活画面。Reiterate the conclusion that this entry has no effect at all. The so-called right above is also not effective. Just pass off this entry directly.欢迎来到一个小动物学会成为人类最好朋友的秘密世界：小动物学院。跟随三只不太可能的小狗——以及它们的人类朋友——一起探索友谊的力量，在狗和人类之间建立永久的纽带。Concrete Event Handler: An implementation of the event handler. It itself implements various callback methods provided by the event handler, thus implementing business-specific logic. It is essentially the processor implementation we have written one by one.接着将找回玉米的经过说了一遍。->-> [reactReconciler.js]->