How to activate the network card in centos7

System environment: centos7

The specific steps are as follows:

1. Enter the /etc/sysconfig/network-scripts/ directory

cd /etc/sysconfig/network-scripts/

2. Check the network card information

ls

3. Find ifcfg-en XXXXX and edit it, such as:

vi ifcfg-enp4s0

4. Change ONBOOT=no to ONBOOT=yes

5. Restart the system

reboot

Recommended tutorial: centos tutorial

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