@Sunshine , thank you very much. It did the trick ;) BTW, is there a way to view more router conf details? Mainly the dynamic ones like routing tables, NAT table, name servers, etc.? Some kind of CLI...

I have to access my customer's VPN. He provided me the .ovpn (OpenVPN) client conf file. If I use the .ovpn file directly on my PC, in a OpenVPN client, everything works fine. I can reach the remote...