EdgeRouter - DNS Forwarding Setup and Options – Ubiquiti ...
help.ui.com › hc › en-usIn this case, the EdgeRouter's DNS forwarding service is not consulted. Local Provide clients the EdgeRouter's IP address as the DNS server. In this case, the DNS forwarding service is used and all client DNS requests are forwarded. The latter method is advantageous because the EdgeRouter can cache the DNS information for the clients.