While configuring VM-FEX for Hyper-V, the virtual switch does not show up when you add the host
with the port-profile management snap-in. Which statement describes the most likely cause?

A.
SR-IOV is not enabled for the virtual switch inside Hyper-V.

B.
Cisco Nexus 1000v is not enabled for the virtual switch.

C.
Hyper-V requires Cisco UCS Manager to utilize Cisco Discovery Protocol on the vNIC profile.

D.
An active VM is not associated with the port profile.

E.
VM-FEX does not work with Hyper-V.

F.
VM-FEX has been configured on the Catalyst switch but not in System Center yet.