Why does an OpenVMS system with both internal and external users need to be protected by a
hardware firewall?
A.
the firewall caches requests when the OpenVMS system is overloaded
B.
the firewall translates between big and littleendian data in the network packets
C.
to prevent usage of the OpenVMS system as a spam relay
D.
to protect the OpenVMS system against network threats such as aDoS attack