bittorrent port range?

[Fulko.Hew at sita.aero]

fedora-test-list-bounces at redhat.com wrote on 09/14/2006 03:00:10 PM:

> G.Wolfe Woodbury wrote:
> > I could have sworn that I saw a notice of what range of ports
> > bittorrent wants opened
> > to optimize performance, but reviewing the archive I can't find
> > the numbers right now.
> >
> > Could someone give me a clue of what ports to forward to the
> > torrent box from my router?
> >
> bt can use 6881 - 6999

Since I've had some issues (in the past) regarding running BT at a
respectable data rate even though I have the ports open and the
firewall forwarding...

I'm wondering if some ISPs aren't blocking BT ports now
to prevent RIAA and MPAA 'theft'?

Any comments?