Is this hypothetical, or are you saying that this is in place and
operating, though problematic?
The reason I ask, is because this won't (shouldn't!) work. Firstly, let
me say that you're talking about to different naming schemes - the DNS
name or FQDN and the NetBIOS name. A domain or machine
Bonjour,
When you execute DCPromo to create the domain, the FSMO Domain Naming
Master wil check that DNS Name AND NetBIOS name are unique.
If the NetBIOS name is already register, it will ask you a different name.
So you can create the first child domain with the name Child, but for the
second