Your company recently deployed a new Active Directory forest named contoso.com. The first domain controller
in the forest runs Windows Server 2012 R2.
You need to identify the time-to-live (TTL) value for domain referrals to the NETLOGON and SYSVOL shared
folders.
Which tool should you use?

A.
Ultrasound

B.
Replmon

C.
Dfsdiag

D.
Frsutil

Explanation:
DFSDIAG can check your configuration in five different ways:
Checking referral responses (DFSDIAG /TestReferral)
Checking domain controller configuration
Checking site associations
Checking namespace server configuration
Checking individual namespace configuration and integrity
Five ways to check your DFS-Namespaces (DFS-N) configuration with the DFSDIAG.EXE tool