Modules 11 - 13: IP Addressing

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9. What three blocks of addresses are defined by RFC 1918 for private network use? (Choose three.)

10.0.0.0/8 172.16.0.0/12 192.168.0.0/16

45. What source IP address does a router use by default when the traceroute command is issued?

the IP address of the outbound interface

22. Which address is a valid IPv6 link-local unicast address?

wwFE80::1:4545:6578:ABC1

33. Which IPv6 prefix is reserved for communication between devices on the same link?

FE80::/10

24. A network administrator has received the IPv6 prefix 2001:DB8::/48 for subnetting. Assuming the administrator does not subnet into the interface ID portion of the address space, how many subnets can the administrator create from the /48 prefix?

65536

41. Which protocol is used by the traceroute command to send and receive echo-requests and echo-replies?

ICMP

42. Which ICMPv6 message is sent when the IPv6 hop limit field of a packet is decremented to zero and the packet cannot be forwarded?

time exceeded

30. What is the prefix for the host address 2001:DB8:BC15:A:12AB::1/64?

2001:DB8:BC15:A

60. Which is the compressed format of the IPv6 address 2001:0db8:0000:0000:0000:a0b0:0008:0001?

2001:db8::a0b0:8:1

65. Which is the compressed format of the IPv6 address 2001:0db8:0000:0000:0000:a0b0:0008:0001?

2001:db8::a0b0:8:1

7. How many host addresses are available on the 192.168.10.128/26 network?

62

37. Which protocol supports Stateless Address Autoconfiguration (SLAAC) for dynamic assignment of IPv6 addresses to a host?

ICMPv6

53. A host is transmitting a multicast. Which host or hosts will receive it?

a specially defined group of hosts

50. A host is transmitting a broadcast. Which host or hosts will receive it?

all hosts in the same subnet

39. A technician uses the ping 127.0.0.1 command. What is the technician testing?

the TCP/IP stack on a network host

6. How many bits must be borrowed from the host portion of an address to accommodate a router with five connected networks?

three

44. What is the purpose of ICMP messages?

to provide feedback of IP packet transmissions

20. A message is sent to all hosts on a remote network. Which type of message is it?

directed broadcast

12 Refer to the exhibit. Considering the addresses already used and having to remain within the 10.16.10.0/24 network range, which subnet address could be assigned to the network containing 25 hosts?10.16.10.64/27

10.16.10.64/27

61. Which is the compressed format of the IPv6 address fe80:09ea:0000:2200:0000:0000:0fe0:0290?

fe80:9ea:0:2200::fe0:290

66. Which is the compressed format of the IPv6 address fe80:0000:0000:0000:0220:0b3f:f0e0:0029?

fe80::220:b3f:f0e0:29

10.Refer to the exhibit. An administrator must send a message to everyone on the router A network. What is the broadcast address for network 172.16.16.0/22?

172.16.19.255

48. Which subnet would include the address 192.168.1.96 as a usable host address?

192.168.1.64/26

19. Which three addresses are valid public addresses? (Choose three.)

198.133.219.17 128.107.12.117 64.104.78.227

63. Which is the compressed format of the IPv6 address 2001:0db8:0000:0000:0ab8:0001:0000:1000?

2001:db8::ab8:1:0:1000

64. Which is the compressed format of the IPv6 address 2002:0420:00c4:1008:0025:0190:0000:0990?

2002:420:c4:1008:25:190::990

13.What is the usable number of host IP addresses on a network that has a /26 mask?

62

2.How many valid host addresses are available on an IPv4 subnet that is configured with a /26 mask?

62

35. What are two types of IPv6 unicast addresses? (Choose two.)

Loopback link-local

36. Which service provides dynamic global IPv6 addressing to end devices without using a server that keeps a record of available IPv6 addresses?

SLAAC

52. A user issues a ping 2001:db8:FACE:39::10 command and receives a response that includes a code of 3. What does this code represent?

address unreachable

72. A user issues a ping fe80:65ab:dcc1::100 command and receives a response that includes a code of 3. What does this code represent?

address unreachable

31. An IPv6 enabled device sends a data packet with the destination address of FF02::1. What is the target of this packet?​

all IPv6 enabled devices on the local link​ or network

34. Which type of IPv6 address refers to any unicast address that is assigned to multiple hosts?

anycast

70. A user issues a ping 2001:db8:FACE:39::10 command and receives a response that includes a code of 2 . What does this code represent?

beyond scope of the source address

77. A user issues a ping 2001:db8:FACE:39::10 command and receives a response that includes a code of 2. What does this code represent?

beyond scope of the source address

47. A user issues a ping 192.135.250.103 command and receives a response that includes a code of 1. What does this code represent?

host unreachable

71. A user issues a ping 192.135.250.103 command and receives a response that includes a code of 1 . What does this code represent?

host unreachable

27. What type of IPv6 address is FE80::1?

link-local

73. A user issues a ping 10.10.14.67 command and receives a response that includes a code of 0. What does this code represent?

network unreachable

51. A host is transmitting a unicast. Which host or hosts will receive it?

one specific host

74. A user issues a ping fe80:65ab:dcc1::100 command and receives a response that includes a code of 4. What does this code represent?

port unreachable

76. A user issues a ping 2001:db8:3040:114::88 command and receives a response that includes a code of 4 . What does this code represent?

port unreachable

5. An administrator wants to create four subnetworks from the network address 192.168.1.0/24. What is the network address and subnet mask of the second usable subnet?

subnetwork 192.168.1.64 subnet mask 255.255.255.192

29. What is used in the EUI-64 process to create an IPv6 interface ID on an IPv6 enabled interface?

the MAC address of the IPv6 enabled interface

43. A user executes a traceroute over IPv6. At what point would a router in the path to the destination device drop the packet?

when the value of the Hop Limit field reaches zero

11.A site administrator has been told that a particular network at the site must accommodate 126 hosts. Which subnet mask would be used that contains the required number of host bits?

255.255.255.128

1. What is the prefix length notation for the subnet mask 255.255.255.224?

/27

26. Consider the following range of addresses: 2001:0DB8:BC15:00A0:0000:: 2001:0DB8:BC15:00A1:0000:: 2001:0DB8:BC15:00A2:0000:: 2001:0DB8:BC15:00AF:0000:: The prefix-length for the range of addresses is

/60 .

8. How many host addresses are available on the network 172.16.128.0 with a subnet mask of 255.255.252.0?

1022

28. Refer to the exhibit. A company is deploying an IPv6 addressing scheme for its network. The company design document indicates that the subnet portion of the IPv6 addresses is used for the new hierarchical network design, with the site subsection to represent multiple geographical sites of the company, the sub-site section to represent multiple campuses at each site, and the subnet section to indicate each network segment separated by routers. With such a scheme, what is the maximum number of subnets achieved per sub-site?Refer to the exhibit. A company is deploying an IPv6 addressing scheme for its network. The company design document indicates that the subnet portion of the IPv6 addresses is used for the new hierarchical network design, with the s ite subsection to represent multiple geographical sites of the company, the s ub-site section to represent multiple campuses at each site, and the s ubnet section to indicate each network segment separated by routers. With such a scheme, what is the maximum number of subnets achieved per sub-site ?

16

21. A company has a network address of 192.168.1.64 with a subnet mask of 255.255.255.192. The company wants to create two subnetworks that would contain 10 hosts and 18 hosts respectively. Which two networks would achieve that? (Choose two.)

192.168.1.64/27 192.168.1.96/28

What are the three IPv6 addresses displayed when the route from PC1 to PC2 is traced? (Choose three.)

2001:DB8:1:1::1 2001:DB8:1:2::1 2001:DB8:1:3::2

25. Given IPv6 address prefix 2001:db8::/48, what will be the last subnet that is created if the subnet prefix is changed to /52?

2001:db8:0:f000::/52

67. Which is the compressed format of the IPv6 address 2001:0db8:0000:0000:0000:a0b0:0008:0001?

2001:db8::a0b0:8:1

62. Which is the compressed format of the IPv6 address 2002:0042:0010:c400:0000:0000:0000:0909?

2002:42:10:c400::909

68. Which is the compressed format of the IPv6 address 2002:0042:0010:c400:0000:0000:0000:0909?

2002:42:10:c400::909

14.Which address prefix range is reserved for IPv4 multicast?

224.0.0.0 - 239.255.255.255

3. Which subnet mask would be used if 5 host bits are available?

255.255.255.224​

23. Which of these addresses is the shortest abbreviation for the IP address: 3FFE:1044:0000:0000:00AB:0000:0000:0057?

3FFE:1044:0:0:AB::57

4. A network administrator subnets the 192.168.10.0/24 network into subnets with /26 masks. How many equal-sized subnets are created?

4

40. Refer to the exhibit. An administrator is trying to troubleshoot connectivity between PC1 and PC2 and uses the tracert command from PC1 to do it. Based on the displayed output, where should the administrator begin troubleshooting?

R1

18. A high school in New York (school A) is using videoconferencing technology to establish student interactions with another high school (school B) in Russia. The videoconferencing is conducted between two end devices through the Internet. The network administrator of school A configures the end device with the IP address 209.165.201.10. The administrator sends a request for the IP address for the end device in school B and the response is 192.168.25.10. Neither school is using a VPN. The administrator knows immediately that this IP will not work. Why?

This is a private IP address.

69. Which is the compressed format of the IPv6 address fe80:09ea:0000:2200:0000:0000:0fe0:0290?

fe80:9ea:0:2200::fe0:290

75. A user issues a ping 198.133.219.8 command and receives a response that includes a code of 0 . What does this code represent?

network unreachable


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