haileylian / ipv4subnetcalculator

A Java application that calculates subnet details based on an IPv4 address and subnet mask provided by the user.

IPv4 Subnet Calculator

The IPv4 Subnet Calculator is a Java application that allows users to calculate subnet details based on an IPv4 address and subnet mask provided in CIDR notation. The application features a graphical user interface (GUI) for ease of use and provides essential subnet information, including the network address, broadcast address, number of hosts, and IP class.

Features

• IPv4 Address Validation: Ensures that the provided IP address is valid.
• Subnet Mask Validation: Ensures that the provided subnet mask is valid.
• Subnet Calculation: Calculates network address, broadcast address, first and last host addresses, and the number of usable hosts per subnet.
• IP Class Identification: Determines and displays the IP class (A, B, C, D, E).
• Graphical User Interface (GUI): Built using Swing for a user-friendly interface.
• CIDR Notation Support: Accepts input in CIDR notation (e.g., 192.168.1.1/24).

Usage

1. Launch the application.
2. Enter an IPv4 address with CIDR notation (e.g., 192.168.1.1/24).
3. Click the Calculate button to display subnet details.
4. Click the Clear button to reset the input and results.