@IIIdefconIII Hi, I've sent you a DM. Cheers

@IIIdefconIII In the config file you prepare, you need to have the same PORT as you set in server configuration. You don't forward the port of VPN server since the connection goes to the router...

@NeoCZ Hi, I can't test it yes since my other TP-Links (ER707 and ER706) don't have an official update for SD-WAN yet... I can choose my LAB ER605 device which use USB modem as the only source of...

@IIIdefconIII Hi, Hard to say (for me) where is the issue. I would start with disabling all port forwardings / DMZ / other VPNs settings enabled on that setup to keep only the OpenVPN server up and...

@IIIdefconIII Do you have any port forwarding set up on your TP-Link? Do you have anything in DMZ?

@IIIdefconIII Looks like it can't reach out to your server at all. Hmm. 1. First of all, delete "NO" from comp-lzo line in your config file. 2. Second, try to change default VPN port to something...