Packet-filtering firewalls ________.
A) can filter both inbound and outbound traffic
B) examine the destination address but not the source address
C) are the most complex type of firewall
D) seldom examine the data or the addresses of the message
E) can examine the contents of VPN packets

Question

Quizplus · Accepted Answer

Packet-filtering firewalls can filter both inbound and outbound traffic by examining the source and destination IP addresses, protocols, and ports. They are simpler than other types of firewalls and typically do not examine the contents of the messages. However, some advanced packet-filtering firewalls can also inspect VPN packets.

Packet-Filtering Firewalls ________