Description: Checks the configuration of domain controllers by performing the following tests on each domain controller in ...

Description: 
Checks the configuration of domain controllers by performing the following
tests on each domain controller in the specified domain:
- Verifies that the Distributed File System (DFS) Namespace service is 
  running and that its Startup Type is set to Automatic.
- Checks for the support of site-costed referrals for NETLOGON and SYSVOL.
- Verifies the consistency of the site association by hostname and IP address. 

Usage:
DFSDiag /TestDCs [/Domain:]

Parameters:
/Domain::            Domain that you want to check.

Notes: 
/Domain is an optional parameter. The default value is the local domain 
that the local host is joined to.

Example:
DFSDiag /TestDCs /Domain:Contoso.com