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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.Updated July 22Article 10 Traffic Separation System帅气、富有、能干而年轻的霸道总裁秦晋阳一直是全城女孩都想嫁的男人。因一次误会，被北美艺术学院的美术生童天爱闯进家门大闹一通，不仅把家里搞得无乌烟瘴气，还损坏了价格不菲的古董留声机。秦晋阳气急败坏的开始全城搜查这个落荒而逃的女子，使得童天爱无处躲藏只好前来自首。年轻总裁表示只要在一个月合同期限内让他开心起来，就可以既往不咎。童天爱只好答应了。一个月的时间说长不长说短不短，童天爱以“心情规划师”的身份和秦晋阳开始了朝夕相处的日子……Front Mark板栗听了张大嘴巴，半天合不拢。