It would be highly appreciated if you can provide answer to questions below.
Can I implement DFS 2012 R2 in a Windows 2003 forest/domain functional level?
Can I implement DFS 2012 R2 with multiple Windows 2003 R2 and Windows 2008 file servers?
Is is mandatory to deploy Windows 2012 R2 file servers across multiple sites and then implement DFS?
Can I implement DFS 2012 R2 and the data resides on the cloud? if so, how can we present the drives to the VMs?
What are the minimum requirements to deploy Windows 2012 R2 DFS?
Should I worry about the OS installed on the domain controllers and the file servers?