Addressing On Networks

Question 1

What is a gateway address?

Answer 1

A computer, router, or other device that a host uses to access another network

Question 2

What is a subnet mask?

Answer 2

32-bit number that helps one computer find another. It’s used to indicate what portion ofan ip address is the network portion

Question 3

What is a public ip address?

Answer 3

Are available for use on the internet

Question 4

What is a private IP address?

Answer 4

Used on private networks; do not have connection to the internet. Used to conserve public ip addresses.

Question 5

What are the ranges for private ip addresses?

Answer 5

10.0.0.0 thru 10.255.255.255
172.16.0.0 thru 172.31.255.255
192.168,0.0 thru 192.168.255.255

Question 6

What is the range for Class A public ip addresses?

Answer 6

1.x.y.z to 126.x.y.z
With approx. Number of possible networks = 126
Approx. Number of possible ip addresses in each network = 16 million

Question 7

What is the range for Class B ip addresses?

Answer 7

128.0.x.y to 191.255.x.y
Approx, number of possible networks = 16,000
Approx, number of possible ip addresses in each network= 65,000

Question 8

What is the range of class C ip addresses?

Answer 8

192.0.0.x to 223.255.255.x
Approx. Number of possible networks = 2 million
Approx. Number of possible ip addresses in each networks = 254