The title is business: If i switch mode from WISP to 4G and Back, the DNS settings are gone. Kind of annoying. Someone with an idea?

I've established successfully a VPN-Connection to my home-network. All Devices connected to the MR3020 Wlan (remote devices) are allowed to access the home devices. BUT: The external IP of the remote

Hello there, I'd like to connect with the TP-Link MR3020 to my Discstation with IPSec. So i set up VPN-Server and with my mobile it works like charm. But the Router doesn't take additional Usercredent