You are troubleshooting a server that is unable to obtain an FCoE login to the Brocade VCS fabric
using NOS v3. 0. What would cause this to happen?

A.
DCBX negotiation of PFC has failed.

B.
DCBX negotiation of ETS has failed.

C.
The CNA is in willing mode.

D.
There is an intermediary FSB switch between the VDX 6730 and the server.