Subnetting

Question 1

What does CIDR stand for?

Answer 1

Classless Inter-Domain Routing

Question 2

What does CIDR notation represent?

Answer 2

It represents how many bits in an IP address are used for the network part.

Question 3

What is the CIDR notation for a subnet mask of 0.0.0.0?

Answer 3

/0

Question 4

What is the binary mask for CIDR notation /0?

Answer 4

00000000.00000000.00000000.00000000

Question 5

What is the CIDR notation for a subnet mask of 128.0.0.0?

Answer 5

/1

Question 6

What is the binary mask for CIDR notation /1?

Answer 6

10000000.00000000.00000000.00000000

Question 7

What is the CIDR notation for a subnet mask of 192.0.0.0?

Answer 7

/2

Question 8

What is the binary mask for CIDR notation /2?

Answer 8

11000000.00000000.00000000.00000000

Question 9

What is the CIDR notation for a subnet mask of 255.0.0.0?

Answer 9

/8

Question 10

What is the binary mask for CIDR notation /8?

Answer 10

11111111.00000000.00000000.00000000

Question 11

What is the CIDR notation for a subnet mask of 255.255.255.0?

Answer 11

/24

Question 12

What is the binary mask for CIDR notation /24?

Answer 12

11111111.11111111.11111111.00000000

Question 13

How many network bits are in /24?

Answer 13

24 network bits

Question 14

How many host bits are in /24?

Answer 14

8 host bits

Question 15

What does each ‘1’ in the binary mask represent?

Answer 15

A network bit

Question 16

What does each ‘0’ in the binary mask represent?

Answer 16

A host bit

Question 17

Answer 17