a. How does IP sec provide a great deal of protection?

14a.) IP sec protects ______ layer content.

a. data link

b. application

c. Both A and B

d. Neither A nor B

b. Why do we focus on ESP and not on AH?

14b.) Which of the following is more widely used?

a. ESP

b. AH

c. Both are about equally widely used.

c. What is tunneling?

d. Which protects more of the original IP packet, transport mode or tunnel mode? Explain how much more protection tunnel mode provides.

14d.) Which protects more of the original IP packet?

a. Transport mode

b. Tunnel mode

c. Both provide the same protection to the IP packet.