In my case after a 17.04 installation I needed a HOSTS file in order to resolve local hosts. After applying the fix in post #8 both local and remote hosts were resolved by the router DNS server (as was the case in the past).
In my case after a 17.04 installation I needed a HOSTS file in order to resolve local hosts. After applying the fix in post #8 both local and remote hosts were resolved by the router DNS server (as was the case in the past).