a. How do the Version Number Fields in IPv4 and IPv6 differ?

22a.) The version number field in IPv6 has the value ______.

a. 0001

b. 0100

c. 0101

d. 0110

b. What is the general purpose of the DiffServ sub-field?

22b.) The Diffsderv field in IPv4 is for ______.

a. Congestion

b. Compression

c. Quality of service

d. Options

c. Of the Flow Label Field?

22c.) The packets in an IPv6 flow are handed ______.

a. Sequentially

b. In parallel

c. In ripples

d. Identically

d. In IPv6, how can the receiver tell the length of packet?

22d.) IPv6 uses ______ to know the packet length.

a. Header length field

b. Total length field

c. Payload length

d. Hop limit

e. Does the Payload Length Field include the lengths of any extension headers in the packet?

22e.) In IPv6, the payload length gives the number of octets in the ______.

a. Entire packet

b. Entire packet minus the main header

c. Entire packet minus the main and extension headers

d. Entire packet minus the extension headers

f. How is the Hop Limit Field used?

22f.) The hop limit field in IPv6 corresponds to the ______ field in IPv4

a. Header checksum

b. Protocol

c. Length

d. None of the above

g. Does IPv6 have a header checksum field?

22g.) Which of the following checks for errors in the packet header?

a. IPv4

b. IPv6

c. Both A and B

d. Neither A nor B

h. What is the consequence of this?

22h.) Using a header checksum field to check for errors ______.

a. Increases routing time

b. Decreases routing time

c. Makes the protocol reliable

d. Checks the entire packet to look for errors