I do indeed have an unmanaged switch off of the main router. I will test
restarting the network with it disconnected and report back. As of now,
I'm in the daily reboot category.
Experiencing exactly the same problem. It's been happening since
September. I found this thread by searching if I could automate the
system restarts. Devices drop offline and come back up sporadically.
Device speed gets so slow they become unusable. ...