Questions

Now it's time to check your knowledge. Select the best response, and then check your answers, which can be found in the Assessments appendix:

1. Class Selector 6 in the DiffServ field is used with _____.
   1. Signaling
   2. Broadcast video
   3. Network control
   4. Realtime
2. The 172.18.23.119 IP address is a:
   1. Class C IPv4 address
   2. Class B private IPv4 address
   3. Class E IPv4 address
   4. Class D private IPv6 address
3. An IPv6 address has _____ bits.
   1. 32
   2. 48
   3. 64
   4. 128
4. In IPv4, we use a Time to Live value that indicates the number of hops it can take when traveling through the network. In IPv6, this field value is called the _____.
   1. Router pass
   2. Class stop
   3. TTL
   4. Hop count
5. An IPv4 header has _____ flag(s).
   1. 1
   2. 2
   3. 3
   4. 4
6. The following figure shows an IPv6 header. What is the value of the flow label?

Figure 11.15 – An IPv6 header

1. 0X00
2. fc00
3. 0xfbb74
4. 136

7. In either an IPv4 or IPv6 header, the payload length cannot exceed _____ bytes.
   1. 65,535
   2. 1,111
   3. 256...