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The attack uses the method of sending a large number of domain name resolution requests to the attacked server, Usually the domain name requested to be resolved is randomly generated or does not exist on the network. When the attacked DNS server receives the domain name resolution request, it will first look for whether there is a corresponding cache on the server. If it cannot be found and the domain name cannot be directly resolved by the server, the DNS server will recursively query the domain name information from its upper DNS server. The process of domain name resolution brings a great load to the server. If the number of domain name resolution requests exceeds a certain number per second, the DNS server will time out to resolve domain names.和蜥蜴的相遇，还有小小的勇气波奇的人生开始了巨大的变动————。When he said that, It aroused my interest. In normal interviews, I would try my best to quietly listen to the presenter's whole memory before properly placing a few questions. But this time he only said the beginning, and I couldn't help asking questions, because he mentioned animals first. That was what I was still thinking. It might be a horrible creature like a dog in position 142? However, when he said that there were still flying, I knew there must be "new things" that had not appeared in the first two positions, so I inserted a word at every opportunity:靖军连续叫战数日，蕃军也不理会。但是——。一名叫达尔的走失男孩被小镇人们发现，由于没人认领，他被带到福利院。经过检查，医生发现他身体各项机能正常，而且智商很高，只是失去了一部分的记忆。