How to Check Network DNS Setting
Simple Steps Given Below:-
To
deploy a child domain:
child_domain_name.forest.com
is the name of your child domain+the forest root domain. For example,
Example.Microsoft.com. Example is the child domain.
When
you run the above command look for the message: "Active
Directory Test Installation Was
Successful"
if
you don't see the above message then there is something wrong with
the network or DNS settings.