I'd try different client (Windows, Linux), to see if it works or at least has more useful error messages. This is what I get with a Windows client: [Feb 18, 2022, 22:33:04] OpenVPN core 3.git::d3f8b18b win x86_64 64-bit built on Dec 8 2021 12:04:20 ⏎[Feb 18, 2022, 22:33:04] Frame=512/2048/512 mssfi...