Absolutely bizarrely, without restarting my modem (but with removing all devices from the ethernet switch and then putting them back in one by one) this problem seems to have gone away. I'll keep monitoring but I'm really dumbfounded. I'm running ver...
In the past couple days, my CODA-4582 has *also* stopped responding to DHCP requests over *all* its ethernet ports (but not wifi). I exchanged the modem at Rogers, and it worked temporarily, but it has completely failed again overnight, maybe because...