Hello! We are very glad to inform you that our OpenVPN 3 development is progressing swiftly. Today we implemented directive ncp-disable which was still unsupported in OpenVPN 3. https://github.com/AirVPN/openvpn3-airvpn The directive is instrumental to allow clients Data Channel cipher free selection between those available on server, when ncp-ciphers is declared on server side, and keep at the same time total backward compatibility. Since when we implemented ChaCha20-Poly1305 https://www