Re: Overall Netflix bandwidth usage numbers on a network?

[Paul Stewart <paul () paulstewart org>]

I'll take a guess they are back logged - they have been working on our traffic stats since a week before that posting 
made it to nanog list

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On 2011-12-16, at 9:16 AM, "Dennis Burgess" <dmburgess () linktechs net> wrote:

> Same here.
>
> -----------------------------------------------------------
> Dennis Burgess, Mikrotik Certified Trainer 
> Link Technologies, Inc -- Mikrotik & WISP Support Services
> Office: 314-735-0270 Website: http://www.linktechs.net
> LIVE On-Line Mikrotik Training - Author of "Learn RouterOS"
>
>
> > -----Original Message-----
> > From: Blake Hudson [mailto:blake () ispn net]
> > Sent: Friday, December 16, 2011 8:11 AM
> > To: Dave Temkin
> > Cc: nanog () nanog org
> > Subject: Re: Overall Netflix bandwidth usage numbers on a network?
> >
> > Requests to this address appear to go unanswered?
> >
> > Dave Temkin wrote the following on 12/11/2011 6:29 PM:
> > > Feel free to contact peering@netflix<dot>com - we're happy to provide
> > > you with delivery statistics for traffic terminating on your network.
> > >
> > > Regards,
> > > -Dave Temkin
> > > Netflix
> > >
> > > On 12/7/11 8:57 AM, Blake Hudson wrote:
> > > > Yeah, that's an interesting one. We currently utilize netflow for
> > > > this, but you also need to consider that netflix streaming is just
> > > > port 80 www traffic. Because netflix uses CDNs, its difficult to pin
> > > > down the traffic to specific hosts in the CDN and say that this
> > > > traffic was netflix, while this traffic was the latest windows update
> > > > (remember this is often a shared hosting platform). We've done our
> > > > own testing and have come to a good solution which uses a combination
> > > > of nbar, packet marking, and netflow to come to a conclusion. On a
> > > > ~160Mbps link, netflix peaks out between 30-50Mbps around 8-10PM
> > each
> > > > evening. The rest of the traffic is predominantly other forms of HTTP
> > > > traffic (including other video streaming services).
> > > >
> > > >
> > > > Martin Hepworth wrote the following on 12/3/2011 2:36 AM:
> > > > > Also checkout Adrian Cockcroft presentations on their architecture
> > > > > which describes how they use aws and CDns etc
> > > > >
> > > > > Martin