Forwarding DNS traffic internally within a network.
Forwarding DNS traffic internally within a network.
Refers to the intended application outside of internal testing or demonstration.
Consider alternatives such as L2TP/IPSec VPN on Windows Server 2019 or a proxy server for web services. An Apache proxy could work for simpler setups. It might be feasible, but it would be quite challenging and could compromise security.
You're correct, if you designate your primary DNS server as the one from him, the client will rely on that server for all queries. This can create delays if the server is external. It's generally not considered a good approach.