Sub netting Worksheet
Use the following tables as references for the remainder of the document.
Computer Science Homework Help
| IP Address Classes | ||||
| Class A | 1-127 | Leading bit pattern | 0 | Network.Host.Host.Host |
| Class B | 128-191 | Leading bit pattern | 10 | Network.Network.Host.Host |
| Class C | 224-239 | Leading bit pattern | 110 | Network.Network.Network.Host |
| Class D | 224-230 | Reserved for multicast | ||
| Class E | 240-255 | Reserved for experimental, used for research. |
| Private Addresses | |
| Class A | 10.0.0.0 – 10.255.255.255 |
| Class B | 172.16.0.0 – 172.31.255.255 |
| Class C | 192.168.0.0 – 192.168.255.255 |
| APIPA | 169.254.0.1 – 169.254.255.254 |
Binary to Decimal Conversion
| 128 | 64 | 32 | 16 | 8 | 4 | 2 | 1 | Answers |
| 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1 | |
| 0 | 0 | 1 | 1 | 1 | 0 | 1 | 1 | |
| 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | |
| 0 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | |
| 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | |
| 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | |
| 0 | 1 | 1 | 0 | 1 | 1 | 0 | 1 | |
| 1 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | |
| 1 | 1 | 0 | 1 | 0 | 1 | 1 | 0 |
Decimal to Binary Conversion
| 128 | 64 | 32 | 16 | 8 | 4 | 2 | 1 | Problem |
| 200 | ||||||||
| 255 | ||||||||
| 107 | ||||||||
| 224 | ||||||||
| 192 | ||||||||
| 98 | ||||||||
| 242 | ||||||||
| 224 | ||||||||
| 172 | ||||||||
| 100 |
Address Classes
| Address | Class |
| 148.17.9.1 | |
| 220.200.23.1 | |
| 177.100.15.4 | |
| 249.241.80.78 | |
| 198.155.72.56 | |
| 10.0.0.1 | |
| 192.168.123.42 | |
| 123.231.132.9 | |
| 42.42.42.42 | |
| 242.81.64.3 |
Network Identification
Highlight the Network Portion:
|
Highlight the Host Portion
|
Network Addressing
Write the network addresses for the provided IP address/subnet mask.
| 10.10.48.80 255.255.255.0 | |
| 10.10.10.10 255.0.0.0 | |
| 27.125.200.151 255.0.0.0 | |
| 199.203.32.91 255.255.255.0 | |
| 186.31.32.110 255.255.0.0 | |
| 192.168.24.19 255.255.0.0 | |
| 15.30.20.20 255.255.255.0 | |
| 27.0.2.1 255.0.0.0 | |
| 164.42.3.4 255.255.255.0 | |
| 25.25.142.8 255.0.0.0 |
Host Addresses
Using the IP address and subnet mask shown, write the host address
| 10.10.48.80 255.255.255.0 | |
| 10.10.10.10 255.0.0.0 | |
| 27.125.200.151 255.0.0.0 | |
| 199.203.32.91 255.255.255.0 | |
| 186.31.32.110 255.255.0.0 | |
| 192.168.24.19 255.255.0.0 | |
| 15.30.20.20 255.255.255.0 | |
| 27.0.2.1 255.0.0.0 | |
| 164.42.3.4 255.255.255.0 | |
| 25.25.142.8 255.0.0.0 |
Default Subnet Mask
Write the correct default subnet mask for each
| 10.10.48.80 255.255.255.0 | |
| 10.10.10.10 255.0.0.0 | |
| 27.125.200.151 255.0.0.0 | |
| 199.203.32.91 255.255.255.0 | |
| 186.31.32.110 255.255.0.0 | |
| 192.168.24.19 255.255.0.0 | |
| 15.30.20.20 255.255.255.0 | |
| 27.0.2.1 255.0.0.0 | |
| 164.42.3.4 255.255.255.0 | |
| 25.25.142.8 255.0.0.0 |
Custom Subnet Masks
Fill in the blanks
| Required Subnets | 14 |
| Required Hosts | 14 |
| Network Address | 192.10.10.0 |
| Address Class | |
| Default Subnet Mask | |
| Custom Subnet Mask | |
| Total Number of Subnets | |
| Total Number of Host Addresses | |
| Number of Usable Addresses | |
| Number of Bits Borrowed | |
| What is the 10th Subnet Range? | |
| What is the subnet number for the 2nd Subnet? | |
| What is the broadcast address for the 12th Subnet? | |
| What are the usable addresses for the 10th Subnet? |
| Required Subnets | 1000 |
| Required Hosts | 60 |
| Network Address | 156.100.0.0 |
| Address Class | |
| Default Subnet Mask | |
| Custom Subnet Mask | |
| Total Number of Subnets | |
| Total Number of Host Addresses | |
| Number of Usable Addresses | |
| Number of Bits Borrowed | |
| What is the 10th Subnet Range? | |
| What is the subnet number for the 2nd Subnet? | |
| What is the broadcast address for the 12th Subnet? | |
| What are the usable addresses for the 100th Subnet? |
| Required Subnets | 6 |
| Required Hosts | 28 |
| Network Address | 182.86.7.0 |
| Address Class | |
| Default Subnet Mask | |
| Custom Subnet Mask | |
| Total Number of Subnets | |
| Total Number of Host Addresses | |
| Number of Usable Addresses | |
| Number of Bits Borrowed | |
| What is the 3rd Subnet Range? | |
| What is the subnet number for the 2nd Subnet? | |
| What is the broadcast address for the 1st Subnet? | |
| What are the usable addresses for the 6th Subnet? |
| Required Subnets | 2000 |
| Required Hosts | 15 |
| Network Address | 187.112.0.0 |
| Address Class | |
| Default Subnet Mask | |
| Custom Subnet Mask | |
| Total Number of Subnets | |
| Total Number of Host Addresses | |
| Number of Usable Addresses | |
| Number of Bits Borrowed | |
| What is the 100th Subnet Range? | |
| What is the subnet number for the 200th Subnet? | |
| What is the broadcast address for the 42nd Subnet? | |
| What are the usable addresses for the 10th Subnet? |
| Required Subnets | 412 |
| Required Hosts | 1000 |
| Network Address | 128.47.0.0 |
| Address Class | |
| Default Subnet Mask | |
| Custom Subnet Mask | |
| Total Number of Subnets | |
| Total Number of Host Addresses | |
| Number of Usable Addresses | |
| Number of Bits Borrowed | |
| What is the 10th Subnet Range? | |
| What is the subnet number for the 42nd Subnet? | |
| What is the broadcast address for the 300th Subnet? | |
| What are the usable addresses for the 12th Subnet? |
Create the subnetting table for each subnet required for your corporate network.
| Required Subnets | |
| Required Hosts | |
| Network Address | |
| Address Class | |
| Default Subnet Mask | |
| Custom Subnet Mask | |
| Total Number of Subnets | |
| Total Number of Host Addresses | |
| Number of Usable Addresses | |
| Number of Bits Borrowed | |
| What are the usable addresses for the 1st Subnet? | |
| What are the usable addresses for the 2nd Subnet? | |
| What are the usable addresses for the 3rd Subnet? | |
| What are the usable addresses for the 4th Subnet? | |
| What are the usable addresses for the 5th Subnet? |