What should I do if I cannot use the yum command under centos7?

Enter the configuration file directory

cd /etc/sysconfig/network-scripts

View the directory file

ls

(Recommended tutorial: centos tutorial)

Find the network card configuration file "ifcfg-ens33" and edit this file

Find the network card configuration file "ifcfg-ens33" and edit this file

vi ifcfg-ens33

Enter i to switch to insert mode, find the ONBOOT item, and change its parameter from NO to YES esc:wq Save changes and exit.

Restart the system

reboot

Recommended related video tutorials: linux video tutorial

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