private void MainTimer_Tick(object sender, EventArgs e)
{
enableButton.Enabled = true;
disableButton.Enabled = true;
UpdateList.Enabled = true;
exitButton.Enabled = true;
onEthernetDownButton.Enabled = true;
onEthernetDownTextBox.Enabled = true;
offEthernetDownButton.Enabled = true;
offEthernetDownTextBox.Enabled = true;
onEthernetDownTextBox.Clear();
offEthernetDownTextBox.Clear();
UpdateList.PerformClick();
MainTimer.Stop();
}