Quiz

Question 1

Which of the following are valid IPv6 addresses? (select three)

1. 2000:AB78:20:1BF:ED89::1

2. FE80:0000:0000:0000:0002:0000:0000:FBE8

3. AE89:2100:1AC:00G0::20F

4. 2001:DB8:8D00:1000:2:BC0:D07:99:1

5. 2001:0DB8::1000

6. 2001::0002::0099

Solution

1. 2000:AB78:20:1BF:ED89::1

1. FE80:0000:0000:0000:0002:0000:0000:FBE8

1. 2001:0DB8::1000

Question 2

Which of the following is a correctly-abbreviated version of the IPv6 address below?

• 2001:0DB8:0101:0B23:BA89:0020:0AB0:00C1

1. 2001:0DB8:0101:0B23:BA89:002:0AB:00C1

2. 2001:DB8:101:B23:BA89:2:0AB:C1

3. 21:DB8:11:B23:BA89:2:AB:C1

4. 2001:DB8:101:B23:BA89:20:AB0:C1

Solution

1. 2001:DB8:101:B23:BA89:20:AB0:C1

Question 3

Which of the following commands enables a router to perform IPv6 routing?

1. R1(config-if)# ipv6 unicast-routing

2. R1(config)# ipv6 unicast-routing

3. R1(config)# ipv6 routing

4. R1(config-if)# ipv6 routing

Solution

1. R1(config)# ipv6 unicast-routing

Question 4

R1's G0/1 interface has a MAC address of 0D2A.4FA3.00B1.

What will G0/1's IPv6 address be after issuing the following command?

R1(config-if)# ipv6 address 2001:db8:0:1::/64 eui-64

1. 2001:db8:0:1:0B2A:4FFF:FFA3:B1

2. 2001:db8:0:1:C2A:4FFF:FEA3:B1

3. 2001:db8:0:1:0F2A:4FFF:FFA3:B1

4. 2001:db8:0:1:F2A:4FFF:FEA3:B1

Solution

1. 2001:db8:0:1:F2A:4FFF:FEA3:B1

Question 5

Which portion of the IPv6 address below is the 'global ID'?

FD89:3B12:3794:0020:0000:0000:2347:0001/64

1. FD89:3B12:3794:0020:0000:0000:2347:0001/64

2. FD89:3B12:3794:0020:0000:0000:2347:0001/64

3. FD89:3B12:3794:0020:0000:0000:2347:0001/64

4. FD89:3B12:3794:0020:0000:0000:2347:0001/64

Solution

1. FD89:3B12:3794:0020:0000:0000:2347:0001/64

Question 6

R3 sent an IPv6 multicast message to all other routers on the local subnet. What was the destination IPv6 address of that message? (select the best answer).

1. FF01::1

2. FF01::2

3. FF02::1

4. FF02::2

Solution

1. FF02::2

Question 7

What kind of IPv6 address is automatically configured on an interface when the following command is used? (select the best answer)

R1(config-if)# ipv6 enable

1. Unique local

2. Node-local

3. Link-local

4. EUI-64

Solution

1. Link-local

Question 8

The diagrams on the right visualize different IPv6 message types. Match them with the correct message type.

Solution

Question 9

R2 sends a message to R1, to tell R1 about the MAC address on R2's G0/0 interface. What kind of message does R2 send to R1?

1. RA

2. NA

3. RS

4. NS

Solution

1. NA

Question 10

You configure an IPv6 address on R1's G0/0 interface. What kind of message will it send to perform DAD?

1. RA

2. NA

3. RS

4. NS

Solution

1. NS

Question 11

R1 sends an RA message to devices on the local link to inform them about R1's presence, the prefix of the network, etc. What IPv6 address does R1 send the message to?

1. FF01::1

2. FF01::2

3. FF02::1

4. FF02::2

Solution

1. FF02::1

Question 12

You configure the following IPv6 static route:

R1(config)# ipv6 route 2001:db8:0:1::/64 g0/0 fe80::ef8:22ff:fe36:8502

What kind of static route is this ? (select two)

1. Fully specified

2. Network

3. Host

4. Directly attached

5. Recursive

6. Default

Solution

1. Fully specified

2. Network

Question 13

Which of the following command configures a recursive host route?

1. R1(config)# ipv6 route 2001:db8:1:1::/64 s0/0

2. R1(config)# ipv6 route 2001:db8:1:1::1/128 g0/1 2001:db8::2

3. R1(config)# ipv6 route 2001:db8:1:1::1/128 2001:db8::2

4. R1(config)# ipv6 route 2001:db8:1:1::/64 2001:db8::2

Solution

3. R1(config)# ipv6 route 2001:db8:1:1::1/128 2001:db8::2