How to modify IP in centos

How to modify IP in centos: 1. Check the current IP address of the system, and use the nmtui command to bring up the modification window, and then restart the network card; 2. Enter the network configuration file network-scripts directory, and then use the vim command to modify the file Just configure it.

Recommended: "centos tutorial"

Two ways for Centos to modify IP

Method 1:

View the current ip address of the system: ip add

##nmtui command brings up the modification window: nmtui

##Restart the network card:

/etc/init.d/network restart

##Or:

service network restart

Method 2:

Enter the network configuration file directory

##First, make sure you are in

root

Operate under the user. Enter the network configuration filenetwork-scripts directory. cd /etc/sysconfig/network-scripts/

Find the configuration file we need to modify

Use the

ls

command to list the files in the directory. Among them, the "ifcfg-ens33" file is the network configuration file we need to modify. Modify the configuration file

Use the

vim

command (vi Commands can also be used),Configure the file, We need to modify it

BOOTPROTO="static"

That is, change dhcp to static, modify ONBOOT = "yes" means to set the network card to be enabled at boot, and add below the text. IPADDR=192.168.0.230 #STATIC IP

##GATEWAY=192.168.0.1 #Default Gateway

NETMASK=255.255.255.0 #Subnet Mask

##DNS1=192.168.0.1 #DNS Configuration

DNS2=8.8.8.8 #Google Address

ESC: WQ, save and exit!

Restart the network service

Use the service network restart command , restart the network service.

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