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Cisco Certification IP Address

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Answer 31 questions in 15 minutes.
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Match each statement with the correct term.
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1. What is 10.0.0.0 to 10.255.255.55 reserved for?
Private Use Class A
To send messages to all hosts on the network at the same time.
Class A (00000001--01111110 binary)
128-191 (10000000--10111111 binary)

2. What is the default subnet mask for a Class D IP Address?
Class B (10000000--10111111 binary)
The network address is first followed by 0's. examples: Class A network address: 115.0.0.0 - Class B network address: 154.90.0.0 - Class C network address: 221.65.244.0
N/a
255.255.255.0

3. What is the IP address range for Class E?
240-255 (11110000--11111111 binary)
Network address & Host address
224-239 (11100000--11101111 binary)
The range of IP addresses available to be assigned to network hosts.Example: Class A 115.0.0.0=host range 115.0.0.1 to 115.255.255.254. Class B 154.90.0.0=host range 154.90.0.1 to 154.90.255.254. Class C 221.65.244.0=host range 221.65.244.1 to 221.65

4. What are Class D addresses reserved for?
192-223 (11000000--11011111 binary)
Class C (11000000--11011111 binary)
Class A (00000001--01111110 binary)
Multicast groups

5. What is the default subnet mask for a Class B IP Address?
Routers connected to the Internet typically filter messages within these ranges and prevent them from being propagated to the Internet.
The range of IP addresses available to be assigned to network hosts.Example: Class A 115.0.0.0=host range 115.0.0.1 to 115.255.255.254. Class B 154.90.0.0=host range 154.90.0.1 to 154.90.255.254. Class C 221.65.244.0=host range 221.65.244.1 to 221.65
255.255.0.0
Class E (11110000--11111111 binary)

6. What is the default subnet mask for a Class E IP Address?
The range of IP addresses available to be assigned to network hosts.Example: Class A 115.0.0.0=host range 115.0.0.1 to 115.255.255.254. Class B 154.90.0.0=host range 154.90.0.1 to 154.90.255.254. Class C 221.65.244.0=host range 221.65.244.1 to 221.65
N/a
Class E (11110000--11111111 binary)
255.255.0.0

7. What is 127.0.0.0 reserved for?
Class B (10000000--10111111 binary)
Private Use Class C
Loopback
224-239 (11100000--11101111 binary)

8. What is the default subnet mask for a Class C IP Address?
Private Use Class A
Class E (11110000--11111111 binary)
255.255.255.0
Class B (10000000--10111111 binary)

9. If the first bit of the first octet is '0' what type of address is it?
1-126 (00000001--01111110 binary)
255.255.0.0
Class A (00000001--01111110 binary)
Setting the Network address to all 0s designation means 'the broadcast address for this network.' (0.0.255.255 ) - 255.255.255.255 indicates a broadcast message intended for all hosts on this network

10. What is the IP address range for Class C?
The Broadcast address for the associated network.
The range of IP addresses available to be assigned to network hosts.Example: Class A 115.0.0.0=host range 115.0.0.1 to 115.255.255.254. Class B 154.90.0.0=host range 154.90.0.1 to 154.90.255.254. Class C 221.65.244.0=host range 221.65.244.1 to 221.65
224-239 (11100000--11101111 binary)
192-223 (11000000--11011111 binary)

11. What is the IP address range for Class B?
Setting the Network address to all 0s designation means 'the broadcast address for this network.' (0.0.255.255 ) - 255.255.255.255 indicates a broadcast message intended for all hosts on this network
128-191 (10000000--10111111 binary)
Private Use Class C
192-223 (11000000--11011111 binary)

12. What is the characturistic of a network address?

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13. What is 192.168.0.0 to 192.168.255.255 reserved for? reserved for?
The Broadcast address for the associated network.
The Host address on the local network?
Private Use Class C
Loopback

14. How do routers generally handle Private use addresses?
Routers connected to the Internet typically filter messages within these ranges and prevent them from being propagated to the Internet.
The Host address on the local network?
1-126 (00000001--01111110 binary)
To send messages to all hosts on the network at the same time.

15. If the first bits of the first octet are '110' what type of address is it?
255.0.0.0
Class C (11000000--11011111 binary)
255.255.0.0
240-255 (11110000--11111111 binary)

16. What do you get when you set the Network portion of the address to 0s?
224-239 (11100000--11101111 binary)
255.0.0.0
The last octet is 255. (Verify)
The Host address on the local network?

17. If the first bits of the first octet are '10' what type of address is it?
255.255.255.0
Class B (10000000--10111111 binary)
The last octet is 255. (Verify)
The Host address on the local network?

18. In addition to setting the Host address to All 1s - what other formats/short cuts might you see for hosts on this network?

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19. What is the IP address range for Class D?
224-239 (11100000--11101111 binary)
255.0.0.0
Class E (11110000--11111111 binary)
N/a

20. If the first bits of the first octet are '1110' what type of address is it?
Class D (11100000--11101111 binary)
240-255 (11110000--11111111 binary)
The network address is first followed by 0's. examples: Class A network address: 115.0.0.0 - Class B network address: 154.90.0.0 - Class C network address: 221.65.244.0
Used by routers to specify the 'default' route. Generic value reduces the number of routing table entries. Some older routers use this address as a broadcast address.

21. What does the subnet mask and/or the address class specify?
Network address & Host address
Private Use Class A
Class A (00000001--01111110 binary)
The range of IP addresses available to be assigned to network hosts.Example: Class A 115.0.0.0=host range 115.0.0.1 to 115.255.255.254. Class B 154.90.0.0=host range 154.90.0.1 to 154.90.255.254. Class C 221.65.244.0=host range 221.65.244.1 to 221.65

22. What is an address of 0.0.0.0 used for?

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23. What is the IP address range for Class A?
224-239 (11100000--11101111 binary)
1-126 (00000001--01111110 binary)
128-191 (10000000--10111111 binary)
Class B (10000000--10111111 binary)

24. What is the default subnet mask for a Class A IP Address?
255.0.0.0
To send messages to all hosts on the network at the same time.
224-239 (11100000--11101111 binary)
Multicast groups

25. What is the Broadcast address used for?
240-255 (11110000--11111111 binary)
The Host address on the local network?
Setting the Network address to all 0s designation means 'the broadcast address for this network.' (0.0.255.255 ) - 255.255.255.255 indicates a broadcast message intended for all hosts on this network
To send messages to all hosts on the network at the same time.

26. What are Class E addresses reserved for?
Used by routers to specify the 'default' route. Generic value reduces the number of routing table entries. Some older routers use this address as a broadcast address.
Private Use Class C
Experimental Use
N/a

27. What do you get if you set the Host address to all one?
255.0.0.0
255.255.0.0
The Broadcast address for the associated network.
Used by routers to specify the 'default' route. Generic value reduces the number of routing table entries. Some older routers use this address as a broadcast address.

28. What do you see in a Broadcast address regardless of format?
255.0.0.0
The last octet is 255. (Verify)
128-191 (10000000--10111111 binary)
Class C (11000000--11011111 binary)

29. What is 127.16.0.0 to 127.31.255.255 reserved for?
Network address & Host address
Private Use Class B
Multicast groups
224-239 (11100000--11101111 binary)

30. If the first bits of the first octet are '1111' what type of address is it?
Network address & Host address
Private Use Class A
Class E (11110000--11111111 binary)
The range of IP addresses available to be assigned to network hosts.Example: Class A 115.0.0.0=host range 115.0.0.1 to 115.255.255.254. Class B 154.90.0.0=host range 154.90.0.1 to 154.90.255.254. Class C 221.65.244.0=host range 221.65.244.1 to 221.65

31. What are the two parts of an IP address?
To send messages to all hosts on the network at the same time.
Private Use Class A
Loopback
Network address & Host address