> For the complete documentation index, see [llms.txt](https://hezhiqiang.gitbook.io/linux/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://hezhiqiang.gitbook.io/linux/ming-ling/dhclient.md).

# dhclient

动态获取或释放IP地址

## 补充说明

**dhclient命令** 使用动态主机配置协议动态的配置网络接口的网络参数。

### 语法

```
dhclient(选项)(参数)
```

### 选项

```
0：指定dhcp客户端监听的端口号；
-d：总是以前台方式运行程序；
-q：安静模式，不打印任何错误的提示信息；
-r：释放ip地址。
```

### 参数

网络接口：操作的网络接口。

### 实例

```
dhclient -r     #释放IP
dhclient        #获取IP
```


---

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