so there may be a misconfiguration issue?
I don't want to go off topic too far, as this doesn't seem an issue specific to this alpha release, but I wouldn't know where to start searching. I haven't seen it in a while (
@skeal was actually the one who reported it a few posts back). I searched on earlier occassions, but couldn't really find a definitive cause and as it went just as fast as it came (after a reboot), I've never put much effort in finding out the cause.
I think my network is fairly simple: a router from my ISP in bridged mode, the RT-AC68U as main router in Wireless Router mode, we use two laptops, two iPads and three iPhones, an Apple TV, a Philips hue bridge, a security cam and the rest are IoT appliances (robot vacuum cleaner, thermostat, scale, AVR etc). The Google Chromecast which was connected until recently, but barely used, has been taken offline after the recently reported issues regarding possibly flooding your home network. All IP's are assigned through static leases, so there's nothing as far as I'm aware of on the clients side that I could have misconfigured. But thanks anyway for sharing, maybe
@skeal can benefit from it and isolate a cause, and I will keep it in mind should it ever occur again. For a minute I though you meant my precious RT-AC68U was dying on me, when I read that first post you linked to and I read that horrifying part about NAND wearing out

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