Ping IP Addresses using C#

Ping.cs

public bool Ping (string host, int attempts, int timeout)
   {
      System.Net.NetworkInformation.Ping  ping = 
                                       new System.Net.NetworkInformation.Ping ();

      System.Net.NetworkInformation.PingReply  pingReply;

      for (int i = 0; i < attempts; i++)
      {
         try
         {
            pingReply = ping.Send (host, timeout); 

            // If there is a successful ping then return true.
            if (pingReply != null &&
                pingReply.Status == System.Net.NetworkInformation.IPStatus.Success)
               return true;
         }
         catch
         {
            // Do nothing and let it try again until the attempts are exausted.
            // Exceptions are thrown for normal ping failurs like address lookup
            // failed.  For this reason we are supressing errors.
         }
      }

      // Return false if we can't successfully ping the server after several attempts.
      return false;
   }