After basic installation of Arch Linux on your notebook, you could have the necessity to enable LAN network to download some heavy package.
In that case, firstable you have to get current device names via sysfs
(where is virtual file system provided by linux):
where the ethernet network interface device name start with en
, in my case enp0s25
, when the wlan interface device name start with wl
, in my case wlp3s0
.
You can activate it, with root privilege, using
and to configure the dhcp IP address, always like root, you have to digit
If you want to disable ethernet network interface, and you want to re-enable the wlan interface, you have to write in your console (like root):
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