A company plans to deploy an Office 365 tenant. You have two servers named FS1 and FS2 that have the Federation Service Proxy role service installed. You
must deploy Active Directory Federation Services (AD FS) on Windows Server 2012.
You need to configure name resolution for FS1 and FS2.
What should you do?
A.
On FS1 and FS2, add the cluster DNS name and IP address of the federation server farm to the hosts file.
B.
On FS1 only, add the cluster DNS name and IP address of the federation server farm to the hosts file.
C.
On FS1 only, add the cluster NetBIOS name and IP address of the federation server farm to the LMHOSTS file.
D.
On FS1 and FS2, add the cluster NetBIOS name and IP address of the federation server farm to the LMHOSTS file.
Explanation:
http://office365support.ca/setting-up-adfs-proxy-server-part-1/