Sub Netting

Test No: 1

Name: Batch Timings:

SUBNETTING A. What is the last host-id of the last network? Given below arte the network id and the no of bits borrowed Network id

No. of bits borrowed

1.130.140.0.0 2. 200.100.100.0 3. 10.0.0.0 4. 60.0.0.0 5. 23.0.0.0 6. 36.0.0.0

Answer

6 4 13 20 9 17

B. What is the broadcast IP address of the last network? Given below are the network ids and the new subnet mask. Network id

New Subnet Mask

1. 20.0.0.0 2. 136.146.0.0 3. 200.136.146.0 4. 86.0.0.0 5. 38.0.0.0 6. 204.90.0.0

255.252.0.0 255.255.255.192 255.255.255.252 255.255.255.128 255.255.254.0 255.255.255.248

Answer

C. What is the network-id and the last Host Id of the network to which the IP address belong to. Given are the IP address and the new subnet mask. IP Address

New subnet Mask

1. 29.56.78.91 2. 134.154.96.234 3. 201.202.203.68 4. 28.38.48.58 5. 39.0.89.203 6. 10.56.23.105

255.255.255.224 255.255.240.0 255.255.255.248 255.255.248.0 255.255.128.0 255.252.0.0

Network-id

Last Host-id

D. What is the first host-id and last host-id of the first network given are the network-id and no. of host in each subnet.

1. 2. 3. 4. 5. 6.

Network-id

No. of Hosts

56.0.0.0 148.234.0.0 23.0.0.0 156.166.0.0 29.0.0.0 157.90.0.0

75 200 27 500 3000 2

First Host-id

Last Host-id