Subnet Mask Review (Page 3 of 3) in pdf

Subnet Mask Review Page 3

TCP/IP Subnet Mask Review

Thomas Jerry Scott

Page 3 of 3

Quiz 3: Network Design Problems

1. You have the address 165.56.0.0. You need to subdivide

your network into 80 networks.

A. WHAT “class” is this network?

____________

B. What is the default mask? __________________

C. How many bits are for the network? _________

D. How many bits do you need for 80 subnets? _____

E. What is your new subnet mask? _________________

F. List the first three networks.

2. You have the network 165.56.0.0. You need to subdivide

your network so that it has at least 400 hosts per network.

A. What is the normal subnet mask? _______________

B. How many bits do you need for 400 hosts per network? _

C. What is you net subnet mask? _________________

D. List the complete range of addresses for the first network.

E. List the next two networks you will have.

3. You have the network 200.1.2.0/24 and need to divide it into

subnetworks with at least 20 hosts per subnet.

A. What is the normal mask? _________________

B. How many bits do you need for 20 hosts per subnetwork?

____

C. What is your new mask? _______________

D. List the complete set of addresses for the first subnetwork

you will have.

Subnet Mask Review Page 3