Your environment contains the following servers:
Mailbox server named ExchMb1
Client Access server named ExchCAS1
Standby Microsoft Windows Server 2003 computer named Server2 Two Hub Transport servers named ExchHub1 and ExchHub2 ExchHub1 fails. You need to restore ExchHub1 to its pre-failure configuration.
What should you do?
A.
Rename Server2 to ExchHub1, and run the Setup /m:RecoverServer command on ExchHub1
B.
Rename Server2 to ExchHub1, and run the Setup /m:Install /role:HT command on ExchHub1
C.
On ExchHub2, run the Setup /m:RecoverServer command
D.
On ExchHub2, run the Setup /m:Install /role:HT command