Overall Netflix bandwidth usage numbers on a network?

Paul Stewart paul at paulstewart.org
Fri Dec 16 14:55:35 UTC 2011

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 at 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 at ispn.net]
>> Sent: Friday, December 16, 2011 8:11 AM
>> To: Dave Temkin
>> Cc: nanog at 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 at 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

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