@Matt_V Remove the ethernet cable from AX23 LAN1 port and plug it into the WAN port (blue port). Then everything should be fine.

@Veryyconfused Make sure that you're with the latest firmware version on your WA850RE - from here. If not, download it and update manually - here's how.

@Dyspo Check MR600 user guide - Chapter 10.2 for port-forwarding using virtual servers. For DMZ - Chapter 10.4.

@Dyspo To avoid double NAT configure WR840 in AP mode using this guide. Regarding NAT type 1 check this video. It would be probably enough to open the proper portts on MR600 to play normaly in...

@MarcusMarcus You can do the following experiment: Unplug the RE450 and move it near your main router. Plug it back and connect the ethernet cable directly to your main router LAN port. Check the...

@khangi That's more like a Samsung S23 Ultra related than the RE305. Go through this thread for more details on this issue and how to mitigate this. The solution is to put the handset in Flight mode,...