@Virgo Yes, I've tried with L2TP VPN server and it worked. I could forward packets over a specific port to a local client under router. As you say, it doesn't seem to work with OpenVpn.

@Tedd404 I used regular port forwarding function. In and out ports are the same.

@Virgo thanks for your reply. ER-605 router is connected to a OpenVpn server as a client. The local devices connected to ER-605 router can be in the VPN network this way. There is no switch connected...

Hi, I have ER-605 Omada Router. https://www.tp-link.com/products/details/er605.html I have setup a VPN. I want to use port forwarding through the VPN. Lets say, the router obtained an IP address...