Steps to create the new _msdcs forward lookup zone

1. Go to the DNS settings on the master site.

2. create a new _msdcs.<site name> zone using the New Zone Wizard

3. Use the following options:

A: Zone Type: "Primary zone"

B. Active Directory Zone Replication Scope: "To all DNS servers in the Active Directory forest <domain name>

C. Zone Name: _msdcs.<SITE NAME>.nic

D. Dynamic Update " "Allow only secure dynamic updates ?"

4. Bounce the Netlogon Service