[LINK] Re: RFI: P2P's Share of Internet Bandwidth
Roger.Clarke at xamax.com.au
Tue Aug 8 08:05:36 EST 2006
Andrew Odlyzko replied:
>Unfortunately I don't have any real hard data, just rumors. But the
>Telegeography quote is definitely correct, P2P fraction of traffic
>varies tremendously among all the different networks.
>A key problem is that much of P2P traffic is now hidden, sent in
>forms that are not immediately recognizable as P2P. And of course we
>have to remember that there is rapid growth in totally legitimate
> Roger's Notes below.
> Cachelogic says P2P is verrrrry big:
> Glasner talks that up:
> Sevcik is sceptical (and cites you):
> "My review of the data in Odlyzko's presentation indicates that
> peer-to-peer represented 10 to 20 percent of the traffic handled.
> This is the same year that CacheLogic started to see 60 percent
> peer-to-peer traffic"
> Telegeography (undated):
> says "On some backbones, peer-to-peer (P2P) file sharing accounts for
> a huge proportion of traffic, while on others P2P plays little role
> at all. One thing is clear-at least for now, Web traffic still
> accounts for the largest share of traffic on most networks"
> Gong discusses recognition techniques:
> Yang et al. provide an analysis (which I've not examined yet):
Roger Clarke http://www.anu.edu.au/people/Roger.Clarke/
Xamax Consultancy Pty Ltd 78 Sidaway St, Chapman ACT 2611 AUSTRALIA
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mailto:Roger.Clarke at xamax.com.au http://www.xamax.com.au/
Visiting Professor in Info Science & Eng Australian National University
Visiting Professor in the eCommerce Program University of Hong Kong
Visiting Professor in the Cyberspace Law & Policy Centre Uni of NSW
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