I run a s2s-VPN. I was not able to set it up as a true s2s, so one router acts as server and the other one as client. Once in a while the connection gets lost. This happens sometimes after I reboot the server router. The WAN IP of the server site doesn't get changed but the client router can't access the server router. On the server site I don't see any incoming request for a connection. I was not able to figure out why this happens.   Turning the modem off and on, at the client site fixes the problem for me.   In case you didn't do that before, reboot the modem and the GX50. I tend to shut my devices down and wait a couple of minutes before turning them back on. Sometimes that's what fixes my connection issues. ... View more