[171656] in North American Network Operators' Group

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Re: bgp convergence problem

daemon@ATHENA.MIT.EDU (Christopher Morrow)
Thu May 8 10:41:30 2014

X-Original-To: nanog@nanog.org
In-Reply-To: <201405080751.13601.mark.tinka@seacom.mu>
Date: Thu, 8 May 2014 10:41:21 -0400
From: Christopher Morrow <morrowc.lists@gmail.com>
To: mark.tinka@seacom.mu
Cc: nanog list <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org

On Thu, May 8, 2014 at 1:51 AM, Mark Tinka <mark.tinka@seacom.mu> wrote:
> On Wednesday, May 07, 2014 07:28:46 PM Peter Rubenstein
> wrote:
>
>> Operationally speaking, AS1 should not be leaking routes
>> from one upstream to the other.  Bad route policy.

ideally it'd be nice to be valley-free... so to speak.

>> Also, AS3 should not accept routes from AS1 that don't
>> belong to it.  Customer router filtering would prevent
>> this.

always with the route filtering... routes want to be free man, free!

> How I wish this happened in real life.
>
> We are chasing route leaks several AS's down the path that
> are not even remotely connected to us on a weekly basis. But
> I guess that's what they pay us for :-(.

if only there were some technology that could be used to thwart such things.

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