public void Shutdown()
 {
     if (helper.IsConnected(clientSocket))
     {
         helper.ShutdownSocket(clientSocket);
     }
     helper.CloseSocket(clientSocket);
 }
 public void Shutdown()
 {
     if (helper.IsConnected(serverSocket))
     {
         helper.ShutdownSocket(serverSocket);
     }
     helper.CloseSocket(serverSocket);
 }