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8. Protected in the "Phase III"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.Console.log ("Baidu's human resources are too weak, I am waiting for flowers are thanks! ! ");Examples are as follows: (Let's give an example of sending emails and short messages)启明创立至今，基本上是由天启一人撑起来的，大多数读者实际上就是冲着天启，才来启明的。我和陈启先生都看好你，这次你要加油，好好表现。/sit (sit)