What is the difference & features?

[!]

BanPlayer( player );
player.Ban();

And what are their features
I mean protection level etc or how the server heck players banned by these two functions?

[DizzasTeR]

I don't recall there being any significance of one over another, they're the same

[Sebastian]

don't know for sure, but one of them might actually call onPlayerPart too, while the other one doesn't.
If what I said is true, the "fixed" function was done by Gudio