What should I do if centos7 cannot access the Internet in the virtual machine?

First, enter the /etc/sysconfig/network-scripts/ directory:

Command:

cd /etc/sysconfig/network-scripts

Then check ifcfg-ens33 in the file in the directory, usually this is it. Some people may have other numbers. Use the vim command to open it for editing:

Command:

vim ifcfg-ens33

(Recommended tutorial: centos usage tutorial)

At this time, enter the vim editing content, change ONBOOT=no to ONBOOT=yes, and then Save and exit:

#Finally enter the command service network restart in the terminal to restart the network service.

Command:

service network restart

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