[154210] in North American Network Operators' Group

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Re: Question about Martians on Vyatta

daemon@ATHENA.MIT.EDU (William Pitcock)
Thu Jun 28 11:46:50 2012

From: William Pitcock <nenolod@systeminplace.net>
In-Reply-To: <6244CA0E5130B349820CA2E8B24DC262537F1B40@VA3DIAXVSC31.RED001.local>
Date: Thu, 28 Jun 2012 10:45:24 -0500
To: Eric Germann <egermann@limanews.com>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org


On Jun 28, 2012, at 10:42 AM, Eric Germann <egermann@limanews.com> =
wrote:

> All,
>=20
> I'm trying to understand why a Vyatta 6.4 collection of routers is =
carping about the following as martian routes:
>=20
> 113.107.174.14
> 27.73.1.159
> 94.248.215.60
> 95.26.105.161
>=20
> They don't look like they fall in the traditional martian space.    I =
also wondered if they were addresses without a reverse route, but they =
have reverse paths in our routing tables (full routes from AS 10796 and =
11530).
>=20
> Any thoughts?
>=20
> EKG
>=20

Do you have routing-table entries which cover those IPs?  Try "ip route =
show <ip>" as root.

Linux NET/4 stack considers (as far as IPv4/IPv6 go) anything that is =
not in the routing table or an immediate neighbour as "martian."

William=


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