I'd like to add my voice to this request. This router is advertised as supporting IPv6, but not having a firewall for IPv6 is inexcusable. This really needs to be made a priority or you should stop...

I definitely agree with your feedback on the lack of local DNS on the ER605. I have had to move DHCP off the router onto a Pi-hole just to get reliable local DNS. Ideally, I'd have these critical...