How to configure ip address in centos

In order to make the IP address permanent. First enter and edit the vi /etc/sysconfig/network-scripts/ifcfg-enp4s0f0 file.

Explain the following file:

DEVICE=enp4s0f0 The device alias corresponding to the network card, such as ifcfg-enp4s0f0 The first network card

The Chinese translation of BOOTPROTO is the startup source. It represents the way the network card obtains the IP address. DHCP (Dynamic Host Configuration Protocol) represents the IP address dynamically generated by the DHCP server. Static indicates that the IP address is a static IP.

BROADCAST=192.168.0.255 Subnet broadcast address

HWADDR=00:50:56:8E:47:EE Network card physical address

IPADDR=12.168.1.117 Network card IP address

IPV6INIT=no Network card corresponding network mask

NETWORK=192.168.1.0 The network address corresponding to the network card

ONBOOT=yes Whether to set this network interface when the system starts. When set to yes, this device will be activated when the system starts. The default setting is yes.

#Use vi editor, press insert key to insert and enter editing mode.

Move the cursor to the IPADDR setting section and change it to the IP address that needs to be set, such as 1.118 in this example. Press the esc key. Enter colon: wq. Save and exit, and you will be prompted with "/etc/sysconfig/network-scripts/ifcfg-enp4s0f0" 14L, 302C writte

After setting up, restart the network service

service network restart

Recommended tutorial ：

centos tutorial

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