50 lines
931 B
Markdown
50 lines
931 B
Markdown
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---
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title: 常见问题
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description: 常见问题和处理方法
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published: true
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date: 2021-08-05T08:58:32.044Z
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tags: centos
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editor: markdown
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dateCreated: 2021-08-05T08:58:32.044Z
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---
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# 新安装系统无法上网
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1. 确认网线已经插好
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2. 编辑IP配置文件
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```bash
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$ vim /etc/sysconfig/network-scripts/ifcfg-ens33
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```
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3. `ONBOOT=no` 改为 `ONBOOT=yes`
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4. 重启系统
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# 设置静态IP
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1. 编辑IP配置文件
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```bash
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$ vim /etc/sysconfig/network-scripts/ifcfg-ens33
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```
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2. 编辑如下配置
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```vim
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# 使用静态IP地址，默认为dhcp
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BOOTPROTO="static"
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# 设置的静态IP地址
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IPADDR="192.168.0.100"
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# 子网掩码
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NETMASK="255.255.255.0"
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# 网关地址
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GATEWAY="192.168.0.1"
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# DNS服务器（此设置没有用到，所以我的里面没有添加）
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DNS1="8.8.8.8"
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DNS2="114.114.114.114"
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```
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3. 重启服务
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```bash
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$ systemctl restart network
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```
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