What is the function of the Small Form Factor Pluggable (SFP) port on a Gen4 node?

A.
Allows the customer to connect to the Access Nodes using Fiber Cables for optical
connections
B.
Used as a diagnostic port to allow Centera Engineering access to the nodes’ logs and
performance information
C.
Used as a Management port that allows EMC service to connect their laptop and
configure the Centera
D.
Allows the customer to connect to the Access Nodes using UTP Cat 6 cables for Gigabit
Ethernet connections