My friends found interesting issue. If you create a conditional forwarder (and you do it on PDC) then conditional forwarder will work on all other DNS servers (Domain Controllers) except PDC. This behavior was tested on Windows Server 2008 R2 and Windows Server 2012 R2. The solution is to restart DNS service or whole PDC.
This article is not part of the Building Microsoft System Center Cloud series but we need these DCs for our Hyper-V cluster that we are using in our Cloud series. DNS Servers Your serves point to your DNS servers (your DCs) so you may change configuration of the DNS servers. Bug in Windows Server 2012 – […]