Well that was a stupid easy fix. And I even knew about this but for some reason thought it was related to all IPs allowed rather than just DHCP. It's under DHCP, duh! Thanks! All is well now.
Is there a way to set the Asus 86U router so that only a certain range of IP addresses can be assigned via DHCP? I'm running into an issue where some static IP devices can get faulty power supplies and then end up in a fight with a DHCP device that decided to steal its IP address while the...