nanog mailing list archives

Re: Peering and Network Cost


From: Dave Taht <dave.taht () gmail com>
Date: Thu, 21 May 2015 09:59:09 -0700

On Wed, Apr 15, 2015 at 10:50 AM, Max Tulyev <maxtul () netassist ua> wrote:
Hi Roderick,

transit cost is lowering close to peering cost, so it is doubghtful
economy on small channels. If you don't live in
Amsterdam/Frankfurt/London - add the DWDM cost from you to one of major
IX. That's the magic.

In large scale peering is still efficient. It is efficient on local
traffic which is often huge.

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.


On 04/15/15 17:28, Rod Beck wrote:
Hi,


As you all know, transit costs in the wholesale market today a few percent of what it did in 2000. I assume that 
most of that decline is due to a modified version of Moore's Law (I don't believe optics costs decline 50% every 18 
months) and the advent of maverick players like Cogent that broker cozy oligopoly pricing.


But I also wondering whether the advent of widespread peering (promiscuous?) among the Tier 2 players (buy transit 
and peer) has played a role. In 2000 peering was still an exclusive club and in contrast today Tier 2 players often 
have hundreds of peers. Peering should reduce costs and also demand in the wholesale IP market. Supply increases and 
demand falls.


I thank you in advance for any insights.


Regards,


- R.


Roderick Beck
Sales Director/Europe and the Americas
Hibernia Networks

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-- 
Dave Täht
Open Networking needs **Open Source Hardware**

https://plus.google.com/u/0/+EricRaymond/posts/JqxCe2pFr67


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