To: William Herrin
Cc: North American Network Operators' Group
Subject: Re: valley free routing?
once upon a time, provider A and provider P were having a peering war, and
provider V provided valley transit for P's prefixes to A. it was not meant to
be seen publicly, but the traceroutes were posted
On Fri, Mar 7, 2014 at 11:18 AM, Siegel, David david.sie...@level3.com wrote:
Having been employed by a provider V in one such example of the below,
I viewed it as a temporary, partial transit relationship. Does such a
situation meet Bill's original definition?
Hi David,
I think you have the
I think you have the right of it. That the recipient elects only to
use the link for a limited set of destinations is an ordinary part of
transit service. In Randy's example, a peering link was converted to a
transit link on a short term basis.
you know the term?
On Fri, Mar 7, 2014 at 12:52 PM, Randy Bush ra...@psg.com wrote:
I think you have the right of it. That the recipient elects only to
use the link for a limited set of destinations is an ordinary part of
transit service. In Randy's example, a peering link was converted to a
transit link on a
It's that business deal I want to hear about. When A-B and B-C are
free peering but the traffic goes A-B-C for some reason other than a
misconfiguration or deliberate abuse. On or off list, I'd like to know
about real-life use cases where folks do this on purpose.
As far as I understand some
On 6 mrt. 2014, at 02:18, Joel Maslak jmas...@antelope.net wrote:
I have never heard the term valley free. Where does it come from?
This paper, which is a must-read for anyone interested in BGP:
Stable internet routing without global coordination
By Lixin Gao and Jennifer Rexford
once upon a time, provider A and provider P were having a peering war,
and provider V provided valley transit for P's prefixes to A. it was
not meant to be seen publicly, but the traceroutes were posted to nanog,
or maybe it was com-priv at the time.
this is far from the only time this has
On Wed, Mar 5, 2014 at 12:23 PM, William Herrin b...@herrin.us wrote:
Hi folks,
Can anyone tell me about a situation in which a route which was not
valley free was not a result of a misconfiguration or a bad actor? For
those who don't recall the terminology, a network path is valley free
if
On Thu, Mar 6, 2014 at 9:23 PM, Matthew Petach mpet...@netflight.com wrote:
On Wed, Mar 5, 2014 at 12:23 PM, William Herrin b...@herrin.us wrote:
Can anyone tell me about a situation in which a route which was not
valley free was not a result of a misconfiguration or a bad actor? For
those who
On Wed, 05 Mar 2014 15:23:55 -0500, William Herrin said:
Hi folks,
Can anyone tell me about a situation in which a route which was not
valley free was not a result of a misconfiguration or a bad actor? For
those who don't recall the terminology, a network path is valley free
if it crosses
On Wed, Mar 5, 2014 at 4:00 PM, valdis.kletni...@vt.edu wrote:
On Wed, 05 Mar 2014 15:23:55 -0500, William Herrin said:
Can anyone tell me about a situation in which a route which was not
valley free was not a result of a misconfiguration or a bad actor? For
those who don't recall the
To: Valdis Kletnieks
Cc: nanog@nanog.org
Subject: Re: valley free routing?
On Wed, Mar 5, 2014 at 4:00 PM, valdis.kletni...@vt.edu wrote:
On Wed, 05 Mar 2014 15:23:55 -0500, William Herrin said:
Can anyone tell me about a situation in which a route which was not
valley free was not a result
On Wed, 05 Mar 2014 21:48:26 +, Siegel, David said:
I can't think of any circumstances where the business B would be content
transit traffic between A and C without some form of compensation. That
compensation may not involve payment for bits, however.
If ASN B is a cooperative venture
I have worked for the middle network when I was responsible for a
government network - typically we were the middle network. Logic was it
was good for citizens for us to essentially act like a peering exchange for
certain types of entity (who also typically were government affiliated).
One I can
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