When I see "configuration" it sounds more like a complete file,
but we only give bits of it that need adding other parts.
Example: Internal Resolver
==========================
-This is an example of typical configuration for company-internal resolver which is not accessible from outside of company network.
+This is an example configuration snippet typical for company-internal resolver which is not accessible from outside of company network.
^^^^^^^^^^^^^^^^^^^^^
Internal-only domains
Example: ISP Resolver
=====================
-The following configuration is typical for Internet Service Providers who offer DNS resolver
+The following configuration snippets are typical for Internet Service Providers who offer DNS resolver
service to their own clients in their own network. Please note that running a *public DNS resolver*
is more complicated and not covered by this example.