Cisco CCNA IPv4 and IPv6 Addressing Questions and Answers

Question 1

A network is configured with the address 192.168.100.0/28. How many usable host IP addresses are available on this network?

Accepted Answer

14

Answer

30

Answer

16

Answer

32

Question 2

Which of the following is the correct compressed version of the IPv6 address FE80:0000:0000:0000:02AA:00FF:FE9A:4CA2?

Accepted Answer

FE80::2AA:FF:FE9A:4CA2

Answer

FE80:0:0:0:2AA:FF:FE9A:4CA2

Answer

FE8::2AA:FF:FE9A:4CA2

Answer

FE80::02AA:00FF:FE9A:4CA2

Question 3

A network technician is reviewing IP configurations on a local area network. Which of the following IP addresses is a valid RFC 1918 private address?

Accepted Answer

10.1.1.25

Answer

172.32.10.5

Answer

169.254.50.100

Answer

192.169.1.1

Question 4

A network interface card has the MAC address A8:BB:C1:12:34:56. If this interface autoconfigures its IPv6 interface ID using the EUI-64 process, what will the resulting interface ID be?

Accepted Answer

AABB:C1FF:FE12:3456

Answer

A8BB:C1FF:FE12:3456

Answer

AABB:C112:34FF:FE56

Answer

A8BB:C1FE:FF12:3456

Question 5

A network administrator is configuring a new web server. The network address is 172.16.32.0/22. Which of the following IP addresses can be validly assigned to the server?

Accepted Answer

172.16.35.100

Answer

172.16.31.255

Answer

172.16.32.0

Answer

172.16.35.255

Question 6

What type of IPv6 address is FE80::200:5EFF:FE00:53A1?

Accepted Answer

Link-Local

Answer

Global Unicast

Answer

Unique Local

Answer

Multicast