@woozle I was not sure, but you confirm me that. As I can see my IP address is dynamic and CGNAT, so I have to the only possibility to tove this with my ISP. Thank you for info. Pavel

When I try to setup OpenVPN on my router connection from remnote is refused (TLS rejected) : I registered *.ddns.net and set it on router (connection succed), then I enabledOpenVPN server, generated...