Secure Remote Access with OpenVPN - Now Easier with Self-Generated Certificates on Vigor2136ax With DrayTek Vigor2136ax (DrayOS 5.3.0 and above), setting up OpenVPN with your own certificate authority is now just a few clicks away - no need for external tools or certificate files. Key Highlights: Generate OpenVPN certificates directly on the router Export ready-to-use configuration files for all major platforms Works with Windows, macOS, iOS, Android, Linux, and DrayTek's Smart VPN Client How it