A. UCS C-series servers must be connected to Fabric Interconnects using Fabric Extenders (FEX)

B. UCS C-series servers may be connected with or without the use of Fabric Extenders (FEX) in environments running UCS Manager Software Release 2 2 or later

C. All UCS C-series servers in a single UCS Manager domain must share the same connectivity model

D. UCS C-series servers may be connected to multiple UCS Manager domains at the same time