Lesson 2

Question 1

Packet Filter firewalls reside at which layers of the OSI stack?

Answer 1

Layers 3 & 4

Question 2

What is the primary difference between Packet firewalls and Stateful firewalls?

Answer 2

Packet firewalls don’t look at the connection table

Question 3

What information does a next-generation firewall use to filter packets?

Answer 3

Information at the application level

Question 4

By default all ICMP packets through the appliance are?

Answer 4

denied