@BorisM There's no point to do that, even Cat 5e would do the job for the test.

@BorisM Well, it was worth exploring this hypothesis - that's a common issue when ethernet cables are not a good quality.

@Bwall While this is more like feature request that can be filed here: you can try the following to improve your wireless connection preference - change transmit power of your (2.4 or 5) Ghz radio...

@jhillestad Try the following - set AXE5400 with a static IP address. Turn off its DHCP server and test if your local network is stable.

@BorisM The speed of 90mbps is way bellow normal while using gigabit ethernet connections. My gues is that there's a ethernet cable issue and instead 1000 mbps the connection between main router and...

@penguness Try this suggestion and check if that works for you.