Ubuntu Server set up static IP and DNS

Set IP:

Vim/etc/network/interfaces

The following will be included:

Auto Eth0
Iface eth0 inet DHCP

Modified to:

Auto Eth0
#iface eth0 inet DHCP
Iface eth0 inet Static
Address xxx.xxx.xxx.xxx
netmask xxx.xxx.xxx.xxx
Gateway xxx.xxx.xxx.xxx

Set the xxx.xxx.xxx to the information you want to be personalized, which
auto eth0#开机自动连接网络
iface eth0 inet static# static indicates use of a fixed IP, dhcp stating that using dynamic IP
addressIs the native IP address
netmaskSubnet mask
gatewayGateway

If you use nano editing,
Ctrl+o #保存配置
Ctrl+x #退出

Set up DNS

The DNS information of the Linux system is saved in/etc/resolv.conf, but in Ubuntu you will find hints with the following text when you open this file with vim

DO NOT EDIT THIS FILE BY HAND — YOUR CHANGES WILL BE OVERWRITTEN

So can not directly personality this file, this content may be overwritten

In Ubuntu the DNS information is placed in the/etc/resolvconf/resolv.conf.d/directory

In general, this directory has base and head two folders

Vim/etc/resolvconf/resolv.conf.d/base

NameServer 8.8.8.8
NameServer 114.114.114.114

Save after execution

Resolvconf-u

Use the following command to make the network settings effective

Service Networking Restart
sudo/etc/init.d/networking restart

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Ubuntu Server set up static IP and DNS