Your network contains two separate subnets named Subnet1 and Subnet2. Subnet1 contains a
Windows Server Update Services (WSUS) server named Server1. Computers on Subnet1 can access
resources on the Internet. Subnet2 is an isolated subnet. You deploy a new WSUS server named
Server2 in Subnet2. You need to replicate the metadata from Server1 to Server2. What should you
do on Server1?

A.
Run wbadmin.exe and specify the start backup parameter.

B.
Run wbadmin.exe and specify the start systemstatebackup parameter.

C.
Run wsusutil.exe and specify the move content parameter.

D.
Run wsusutil.exe and specify the export parameter.

Explanation:
http://technet.microsoft.com/en-us/library/cc720437%28WS.10%29.aspx