using System;
using System.Net.NetworkInformation;
public class Program {
   public static void Main() {
      NetworkInterface[] nis=NetworkInterface.GetAllNetworkInterfaces();
      foreach ( NetworkInterface ni in nis ) {
         Console.WriteLine( "Name: " + ni.Name );
         Console.WriteLine( "Description: " + ni.Description );
         Console.WriteLine( "Status: "+ni.OperationalStatus.ToString() );
         Console.WriteLine( "Speed: {0} Kb", ni.Speed / 1024 );
         Console.WriteLine( "Media Acess Control (MAC):" + 
                               ni.GetPhysicalAddress().ToString() );
         Console.WriteLine( "---------------------------------" );
      }
   }
}