const os = require('os');

​

// Get network interfaces information

const networkInterfaces = os.networkInterfaces();

​

console.log('Network Interfaces:');

​

// Iterate over each network interface

Object.entries(networkInterfaces).forEach(([name, addresses]) => {

  console.log(`\nInterface: ${name}`);

  addresses.forEach((address) => {

    console.log(`- Family: ${address.family}`);

    console.log(` Address: ${address.address}`);

    console.log(` Netmask: ${address.netmask}`);

    console.log(` MAC: ${address.mac || 'N/A'}`);

    console.log(` Internal: ${address.internal}`);

  });

});

​

// Example: Find the first non-internal IPv4 address

function getLocalIpAddress() {

  const interfaces = os.networkInterfaces();

  for (const name of Object.keys(interfaces)) {

    for (const iface of interfaces[name]) {

      if (iface.family === 'IPv4' && !iface.internal) {

        return iface.address;

      }

    }

  }

  return '127.0.0.1'; // Fallback to localhost

}

​

const localIp = getLocalIpAddress();

console.log(`\nLocal IP Address: ${localIp}`);

​