@yavuzy Your question seemed to cover the NordVPN protocols. If you want to know more about VPN Client feature take a look at this blog. Here's a guide on how to configure this feature on the devices...

@yavuzy Probably this article could help you finding an answer to your question. For VPN Server you'll need a public IP address on your router WAN (Internet) port.

@Charlie7 Check if the connection between the modem and the router is stable. Is your modem in bridge mode ? From your router logs can be seen that you're behind CG-NAT.

@SebsenGaming When you have time just follow the steps in the FAQ. Here's a user guide for your PLC if you want more details.

@SebsenGaming Go through this FAQ to troubleshoot your issue.

@RubayetJim The FW releases mentioned are for the EU region, while you're reporting US region on the deivce - they should match. The FW region and HW version of the deice is printed on the bottom...