Use VM's CentOS7 version, restart you need to manually open the network
The title description is relatively simple, which is installed in the VM, and then opens the network, but after reboot, it is necessary to re-open, find some information,
/etc/sysconfig/network-scripts/filename
Filename is IFCFG-Eth0 under some models, IFCFG-ENS33 under my computer
Under the file in the file, the file is modified to True, such as
The original file is like this.
Use the root account to enter, then modify the last NO as true, then restart, you can
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