Practice–Cisco IPv4 and IPv6 Address Management

The following activities provide practice with the topics introduced in this chapter.

Labs

Lab—Identify IPv6 Addresses (10.4.7)

Packet Tracer Activities

Packet Tracer—Examine NAT on a Wireless Router (10.2.3)

Check Your Understanding Questions

Complete all the review questions listed here to test your understanding of the topics and concepts in this chapter. Appendix A, “Answers to the ‘Check Your Understanding‛ Questions,” lists the answers.

1. Which statements are correct about IPv4 and IPv6 addresses? (Choose two.)

1. IPv6 addresses are 32 bits in length.
2. IPv6 addresses are represented by hexadecimal numbers.
3. IPv6 addresses are 64 bits in length.
4. IPv4 addresses are 128 bits in length.
5. IPv4 addresses are 32 bits in length.
6. IPv4 addresses are represented by hexadecimal numbers.

2. Which network technology refers to devices that can communicate using both IPv4 and IPv6 addressing at the same time?

1. Tunneling
2. SLAAC
3. NAT64
4. Dual stack

3. What is an advantage of using IPv6?

1. More addresses for networks and hosts
2. More frequencies
3. Higher bandwidth
4. Faster connectivity

4. Which characteristic describes the IPv6 default gateway of a host computer?

1. The physical address of the router interface on the same network as the host computer
2. The logical IPv6 address of the router interface on the same network as the host computer
3. The physical address of the switch interface connected to the host computer
4. The logical IPv6 address assigned to the switch interface connected to the router

5. Which number grouping is a valid IPv6 address?

1. 2001:0db8:3c55:0015:1010::abcd:ff13
2. 2001:0db8::1200::129b
3. 2001:0db8::2001::2900::ab11::1102::0000:2900
4. 2001:0db8::1238::1299:1000::

6. Which method of IPv6 prefix assignment relies on the prefix contained in RA messages?

1. EUI-64
2. Stateful DHCPv6
3. Static
4. SLAAC

7. Which IPv6 address notation is valid?

1. 2001:db8:a:1111::200
2. 2001:db8:a::1111::200
3. 2001:db8:a:1111:200
4. 2001:db8::::

8. Typically, which network device would be used to perform NAT for a corporate environment?

1. DHCP server
2. Router
3. Switch
4. Host device
5. Server

9. What type of IPv6 address is fe80::1?

1. Multicast
2. Global unicast
3. Link-local
4. Loopback

10. Which network migration technique encapsulates IPv6 packets inside IPv4 packets to carry them over IPv4 network infrastructures?

1. Encapsulation
2. Tunneling
3. Translation
4. Dual stack