using System;
using System.Net;


public class AddressSample
{
    public static void Main()
    {
        IPAddress test1 = IPAddress.Parse("192.168.1.1");
        IPAddress test2 = IPAddress.Loopback;
        IPAddress test3 = IPAddress.Broadcast;
        IPAddress test4 = IPAddress.Any;
        IPAddress test5 = IPAddress.None;

        IPHostEntry ihe = Dns.GetHostByName(Dns.GetHostName());
        IPAddress myself = ihe.AddressList[0];

        if (IPAddress.IsLoopback(test2))
            Console.WriteLine("The Loopback address is: {0}", test2.ToString());
        else
            Console.WriteLine("Error obtaining the loopback address");

        Console.WriteLine("The Local IP address is: {0}
", myself.ToString());

        if (myself == test2)
            Console.WriteLine("The loopback address is the same as local address.
");
        else
            Console.WriteLine("The loopback address is not the local address.
");

        Console.WriteLine("The test address is: {0}", test1.ToString());
        Console.WriteLine("Broadcast address: {0}", test3.ToString());
        Console.WriteLine("The ANY address is: {0}", test4.ToString());
        Console.WriteLine("The NONE address is: {0}", test5.ToString());
    }
}