Hello , guys I have been looking some stp / rstp implementation example but , could not find any.
Would you please point any link about it?

Maybe here http://www.helenturvey.com/perbedaan-ka ... kabel-stp/

It's fairly straight-forward to configure. After a Google search, I found this video which walks you through a basic implementation:
https://www.youtube.com/watch?v=JP8D9tlhX88

You'll probably want to read up a little more on how it works so you can understand what all the values mean and accomplish.