[112850] in North American Network Operators' Group
Re: AS path weirdness
daemon@ATHENA.MIT.EDU (Christian Koch)
Sun Mar 22 13:20:01 2009
In-Reply-To: <49C65084.1020209@packetnexus.com>
Date: Sun, 22 Mar 2009 10:19:45 -0700
From: Christian Koch <christian@broknrobot.com>
To: Jason Lewis <jlewis@packetnexus.com>
Cc: NANOG list <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org
a private asn in (parentheses) indicates a bgp confederation, i would
tend to think that there is some sort of mis-config or software bug in
one of the routers in that path thats leaking it
On Sun, Mar 22, 2009 at 7:51 AM, Jason Lewis <jlewis@packetnexus.com> wrote=
:
> I was under the impression that MRT only used brackets for sets. =A0eg.
> [ASNUM]
>
> Thanks for taking a look.
>
> jas
>
> James Aldridge wrote:
>> Jason Lewis wrote:
>>> I'm not entirely sure what I'm looking at. The reserved AS, 65490
>>> appears in parentheses and I've never seen that in MRT formatted data
>>> and not sure why it's happening.
>>
>> That would be a single-element AS_SET, I guess.
>>
>
>
