Re: Peering and Network Cost

[joel jaeggli <joelja () bogus com>]

On 5/23/15 10:23 AM, Jay Ashworth wrote:
> ----- Original Message -----
> > From: "Dave Taht" <dave.taht () gmail com>
>
> > Two things I am curious about are 1) What is the measured benefit of
> > moving a netflix server into your local ISP network
> >
> > and 2) does anyone measure "cross town latency". If we lived in a
> > world where skype/voip/etc transited the local town only,
> > what sort of latencies would be see within an ISP and within a
> > cross-connect from, say a gfiber to a comcast?
> >
> > Once upon a time I'd heard that most phone calls were within 6 miles
> > of the person's home, but I don't remember the breakdown of those call
> > percentages (?), and certainly the old-style phone system was
> > achieving very low latencies for those kinds of traffic.
>
> The lack of decent geographic locality of reference on the Internet has
> bothered me for some time; it's often presented as an *effect* of the 
> eyeballs/servers nature of the net, but I'm not at all sure it's not more
> a cause of it -- at least at this late date.

if you're using DNS based GTM to localize access to an application
service  or CDN it's going to be localized to the resolver being
employed. short of something like:

https://tools.ietf.org/html/draft-ietf-dnsop-edns-client-subnet-00

> The problem, of course, is that carriers make money off transit; it's not in
> their commercial best interest to unload those links; it's very similar to
> the reason my best friend's second semester pre-law textbooks cost her nearly 
> $1000; the people selecting them have no interest in the price, since they
> don't pay it.
>
> Cheers,
> -- jra

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