// pinger delegate callbacks
private void OnStarted(object sender, SimplePingStartedEventArgs e)
{
statusLabel.Text = "pinging " + GetDisplayAddress(e.EndPoint);
// Send the first ping straight away.
pinger?.SendPing(null);
}
/// <summary>
/// Sends a ping.
///
/// Called to send a ping, both directly (as soon as the SimplePing object starts up) and
/// via a timer (to continue sending pings periodically).
/// </summary>
public void SendPing()
{
pinger?.SendPing(null);
}