NetworkInterface:NetworkAddressChanged event

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using System;
using System.Net.NetworkInformation;
class MainClass {
    private static void NetworkAddressChanged(object sender, EventArgs e) {
        Console.WriteLine("Current IP Addresses:");
        foreach (NetworkInterface ni in NetworkInterface.GetAllNetworkInterfaces()) {
            foreach (UnicastIPAddressInformation addr in ni.GetIPProperties().UnicastAddresses) {
                Console.WriteLine("    - {0} (lease expires {1})", addr.Address, DateTime.Now + new TimeSpan(0, 0, (int)addr.DhcpLeaseLifetime));
            }
        }
    }
    static void Main(string[] args) {
        NetworkChange.NetworkAddressChanged += NetworkAddressChanged;
    }
}

    


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