Which fabric rules are valid in a homogeneous SAN environment? (Select two.)

A.
Routing must be configured manually if switches from different vendors are present in the
same fabric.
B.
All switches in a fabric must have a unique domain ID
C.
At installation time, the time service must be started and synchronized.
D.
All switches in a fabric must have zoning configured.
E.
A domain ID of 8 is not valid; this is reserved for HP-UX.