Your Company wants to add more servers to their existing storage array. The array is connected to several switches, which are linked together into two separate fabrics. Each host has two HBAs for redundancy.
You tell the customer that you have to consider the fan-in ratio.
What is the fan-in ratio?

A.
How many frames can be sent to a receiving port when flow control is ineffect

B.
Qualified maximum number of storage ports that can be accessed by a single initiator through a SAN

C.
A measure of the theoretical utilization of an ISL

D.
Qualified maximum number of initiators that can access a single storage port through a SAN