Hi, Just wanted to sum it up since the ticket has been created in official TP-Link support: I have this problem on both ER706W - in Main and SIte location, where two different ISPs are providing...

@US007 Hi, I know it's not much, the ony thing I've found (from this year) regarding similar issue for more logs of ACLs is:...

@Clive_A Hi, Thank you for your help. I use simple RJ45 connection on WAN2. Replug of the cable is next to be tested whenever the problem reoccurs.

@Clive_A Hi, The router is connected to the controller via Internet, not via VPN. I can manually disconnect S2S VPN on the device and it still reports to controller. Moreover, when the problem...

@Clive_A On Site's router there is only one, default LAN - 192.168.100.1/24 and router's IP address is 192.168.100.1 which responds.

@Clive_A Hi, Thanks for your reply. How should I check that: Does the WAN still get an IP address? Since I can't log into router, it has no connection to controller, ping from WAN do not response....