Ubuntu 18.04.3 Wireless Network Card 8821ce and setup l2tp+ipsec
Environment: Tinkpad E470
Software: ubuntu 18.04.3
1. Solve the problem that the rlt8821ce wireless network card cannot be used
Download it directly (driver3 is valid for ubuntu18.04)
Execute the following command
Git clone https://github.com/realtekofflinedrivers/rtl8821ce-offlineinstaller
Cd rtl8821ce-offlineinstaller-master/driver3/Ubuntu
Bash install.sh
After that, the wireless network card can be used normally.
two。 Configure l2tp+ipsec
Install network-manager-l2tp-gnome
Apt-get install-y network-manager-l2tp-gnome
Set up
Mainly add the content of the encrypted part
Reference link:
Https://github.com/nm-l2tp/NetworkManager-l2tp
If the connection still fails, you can uninstall the following packages
Sudo apt purge libappstream4
