Download install script from Github
wget --no-check-certificate https://raw.githubusercontent.com/quericy/one-key-ikev2-vpn/master/one-key-ikev2.sh
Modify script file permission
chmod +x one-key-ikev2.sh
Run script
bash one-key-ikev2.sh
Set Server Configuration
Reference URL: https://github.com/quericy/one-key-ikev2-vpn
Installation completed
