# 安装配置 DNS

DNS 组件作为 Kubernetes 中服务注册和发现的一个必要组件，起着举足轻重的作用，是我们在安装好 Kubernetes 集群后部署的第一个容器化应用。


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://doc.cncf.vip/kubernetes-handbook/zui-jia-shi-jian/service-discovery-and-loadbalancing/dns-installation.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.