Just to add my two cents worth (and validate glens reports) I got frustrated with all the various issues with the Asus firmware updates and decided to install the RT-AX95Q Merlin firmware 386.07_2-gnuton1 on my two XT8 nodes a week or so ago. Been absolutely rock solid so far with no issues...
Flashed this beta firmware to my two XT8's at beginning of the month. Had a couple of random resets so reverted back to 3.0.0.4.386.49873 which I have been running fine until the system crashed suddenly and reset twice yesterday late evening. Was stable again this morning so I checked for any...
I have a Draytek Vigor 130 already, which was one of the modems I tested with the faulty Asus mesh router(s). It too dropped the WAN connection frequently, not surprising as the fault lay with the Asus routers. However, one thing I did note when using the Draytek was that it did not sync at full...
My WAN disconnection issue regarding one of my two ZenWiFi AX AT8's has now been completely resolved. Asus technical support got back to me to advise that my description of the fault together with the system log I provided did indeed indicate a hardware fault. I was advised to contact my dealer...
I have been experiencing the same issue - ZenWiFi AX with latest beta firmware (9.0.0.4.386_46980-g589e200-test) connected to VDSL via Zyxel VMG8924. VDSL sync light on modem remains lit, indicating still connected to Internet, but ZenWiFi drops WAN connection, sometimes just for a few seconds...