What type(s) of firewalls provide(s) the greatest degree of protection and control because both
firewall technologies inspect all seven OSI layers of network traffic?
A.
A first-generation packet-filtering firewall
B.
A circuit-level gateway
C.
An application-layer gateway, or proxy firewall, and stateful-inspection firewalls
D.
An application-layer gateway, or proxy firewall, but not stateful-inspection firewalls
Explanation:
An application-layer gateway, or proxy firewall, and stateful-inspection firewalls
provide the greatest degree of protection and control because both firewall technologies inspect all
seven OSI layers of network traffic.