Raises the ListenerStarted event.
            
| C# | Visual Basic | Visual C++ | 
protected virtual void OnListenerStarted()
Protected Overridable Sub OnListenerStarted
protected: virtual void OnListenerStarted()
| C# | Visual Basic | Visual C++ | 
protected virtual void OnListenerStarted()
Protected Overridable Sub OnListenerStarted
protected: virtual void OnListenerStarted()