Subnet Calculator

Calculates subnets for a given ip and subnetmask. Populates each created subnets with the subnet address, broadcast address, and list all assignable IP addresses. All output is written and saved in a user specified destination txt file.

Handles Class A, B, C networks.

• Python 3 needs to be installed and added to Path

• Using CLI, navigate to the folder you wish to download the application and run:

  git clone https://github.com/Node0o1/ipv4_subnet_calc.git

• after downloading, use the CLI to navigate into the directory
  • No dependancies.

• From within the calc_ipv4_subnet directory using CLI:

  • python file.py param1 param2 param3 param4
  • params=(starting ip, subnetmsk, num of borrowed bits, output_file)
  • example:

    python ipv4_subnet_calc.py 192.168.0.0 255.255.0.0 4 ./output_file.txt

• you may omit the parameters in CLI and be prompted for each param individually.

  • example:

    python ipv4_subnet_calc.py

With parameters:

Or without parameters:

File contents: