a. Where are WAN optimization devices found?

18a.) WAN optimization devices are deployed ______.

a. At the ends of leased lines

b. By the telephone carrier

c. By the MPLS carrier

d. By the ISP

b. List the four mechanisms we discussed for optimizing transmission over a transmission link.

18b.) Which of the following reduces traffic?

a. Compression

b. Traffic shaping

c. Both A and B

d. Neither A nor B

c. How does compression reduce traffic?

18c.) Compression reduces traffic by ______.

a. Reducing redundancy in the data

b. Preventing undesirable traffic from entering the network

c. Both A and B

d. Neither A nor B

d. How does caching reduce traffic?

18d.) Which reduces traffic more when sending long files?

a. Compression

b. Caching

c. Both A and B

d. Neither A nor B

e. Explain traffic shaping.

18e.) Traffic shaping reduces traffic by ______.

a. Preventing certain undesirable traffic from entering the network

b. limiting the amount of certain undesirable traffic entering the network

c. Both A and B

d. Neither A nor B

f. How does traffic shaping reduce traffic?

18f.) Traffic shaping reduces traffic by ______.

a. Compression

b. Preventing or limiting undesirable traffic from entering the network

c. Both A and B

g. What is the main benefit of application and network protocol acceleration?

18g.) Which of the following can sometimes be accelerated by changing their operation.

a. Application protocols

b. Network protocols

c. Both A and B

d. Neither A nor B