@ZacMarc Sorry for the delay Yes, the issue happen randomly now without any rebooting . NB : it is a new MR600 in v3 Also, please note that previous backup with v2 MR600 is not recognize by MR 600 v3

@Sunshine Hello, Thank you for your answer. I don't the scheduled reboot. It's difficult to check the IP network switching during a fail over, or I'll disconnect the WAN to test. What do you think?

Related to this thread : 548906 Hello Following on from the previous thread, as I couldn't help myself, I had the router replaced by an after-sales service. I had no more problems until recently,...

@ZacMarc Hello, The problem has just happened again ... As you suggested, I did not reset the configuration to factory mode but tried to access the portal by any other means. Which I managed to do....

@Sunshine Hello, The ISP modem/router is connected to the LAN4/WAN port of the MR600. I already do your solution : connect a PC to the MR600, before that, i rebooted my PC to catch the new IP from...

@Sunshine Hello The LAN IP from the ISP modem/router (WAN) is set at 192.168.0.x (range start from 192.168.0.10 to 192.168.0.50) The LAN IP from MR600 is 192.168.3.x There is no conflict between WAN...