typora/note/计算机网络/DNS.md
2024-12-12 10:48:55 +08:00

18 lines
603 B
Markdown
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

### 1、DNS协议
- Domain Name System
- 域名系统
- 将域名转换为IP地址
- 适用于IPv4和IPv6
### 2、域名服务器
- 存储自己管理的域名的下一层域名服务器的IP地址
- 所有域名服务器都必须注册根域名服务器的IP地址DNS检索时需要从根域名服务器开始按顺序进行
### 3、域名查询流程
- 递归查询
- 迭代查询
![img](https://blog-heysq-1255479807.cos.ap-beijing.myqcloud.com/blog/note/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MjE0NjEzNg==,size_16,color_FFFFFF,t_70.png)