chapter 7: ip addressing

Question 1

What designates the local host and allows that host to send a test packet to itself without generating network traffic?P210

Answer 1

Network 127.0.0.1

Question 2

What interpreted to mean”network address” or any host on a specified network?P210

Answer 2

Host address of all 0s

Question 3

What is the function of all 1s?P210

Answer 3

All hosts on a network 126 (class A address)

Question 4

What is the function of an entire IP address set to all 0s?P210

Answer 4

Used by CIsco routers to designate the defalt rout. Could also mean “any network”.

Question 5

How many unique combinations for a class A address that has 3 bytesfor the host address machine?P210

Answer 5

16,777,216

Question 6

How do you figure out the valid host IDs in a Class A network address?P210

Answer 6

All host bits off is the network address 10.0.0.0,and all hosts bits on is the broadcast address: 10.255.255.255.

Question 7

A Class B network is defined?p211

Answer 7

Is when the first byte is configured from 128 to 19.

Question 8

The first 3 bytes of a Class C network address are dedicated to what?P211

Answer 8

The network portion of the address with only 1 measly byte remaining for the host address.

Question 9

What is an example of a Class C network?P211

Answer 9

bits turned off:192.168.100.0, bits turned on: 192.168.100.255

Question 10

How many possibilities for a Clacc C network?P211

Answer 10

2,097,152

Question 11

What address space is for a class A?P212

Answer 11

10.0.0.0 through 10.255.255.255

Question 12

What address space is for a Class B?P212

Answer 12

172.16.0.0 through 172.31.255.255

Question 13

What address space is for a Class C?P212

Answer 13

192.168.0.0 through 192.168.255.255

Question 14

Address with the first octet of 224 to 255 are reserved for what?p212

Answer 14

A Class D and E networks.

Question 15

Private IP addresses are routable through the internet?P212 Y/N

Answer 15

NO