Re: bittorrent slow

[Guy Fraser <guy incentre net>]

On Tue, 2006-21-03 at 11:20 -0800, Kenneth Porter wrote:
> On Tuesday, March 21, 2006 1:08 PM -0500 "Alex F. Evonosky" 
> <alex alexevon org> wrote:
> 
> > Also be aware that many MSO's and ISP's are deploying mitigation
> > appliances (e.g. Sandvine) in their networks to mitigate P2P to a
> > substantial rate decrease.  Also, Sandvines can limit the number seeds
> > per client, just an FYI.
> 
> How smart are they? Are they port-based? I configure non-standard ports for 
> my BT client. Some of the newer BT clients can even encrypt the stream with 
> peers so that content analysis is stymied. That leaves traffic behavior as 
> the remaining method to identify P2P.
No they are Layer 4 {Application Layer}.

The system looks at the data in the packet, to determine what 
kind of traffic it is.

The latest Azureus, supports Transport Encryption that foils 
this method.