First install Openconnect:
sudo apt install openconnect
Then enter the following command, and then enter the password
sudo openconnect --juniper https://vpn.pku.edu.cn -u [yourusername]
First install Openconnect:
sudo apt install openconnect
Then enter the following command, and then enter the password
sudo openconnect --juniper https://vpn.pku.edu.cn -u [yourusername]