[130644] in North American Network Operators' Group
Re: reachability problems Europe->US?
daemon@ATHENA.MIT.EDU (Thomas Schmid)
Thu Oct 7 09:51:15 2010
Date: Thu, 07 Oct 2010 15:50:15 +0200
From: Thomas Schmid <schmid@dfn.de>
To: Heath Jones <hj1980@gmail.com>
In-Reply-To: <4CADC696.9020009@dfn.de>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
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an update:
On 07.10.2010 15:09, Thomas Schmid wrote:
> Hi,
>
> On 07.10.2010 14:35, Heath Jones wrote:
>>> Seems to be only source-prefix-based, but several ISPs in europe are
>>> affected.
>> Can you post source and destination IP's ?
>
> source: 131.220.0.0/16, 212.201.68.0/22, 212.201.72.0/21,
> destination: 65.122.178.73, 63.228.223.104
>
> traceroute to 65.122.178.73 (65.122.178.73), 30 hops max, 40 byte packe=
ts
> 1 er-rz-gig-3-3.stw-bonn.de (131.220.99.62) 1.792 ms 1.275 ms 1.125 ms
> 2 xr-bon1-te2-3.x-win.dfn.de (188.1.233.193) 0.705 ms 2.132 ms 0.755 ms=
> 3 xr-bir1-te2-3.x-win.dfn.de (188.1.144.9) 1.477 ms 1.936 ms 1.051 ms
> 4 zr-fra1-te0-7-0-5.x-win.dfn.de (188.1.145.46) 4.034 ms 3.734 ms 4.957=
ms
> 5 64.213.78.237 (64.213.78.237) 3.866 ms 3.295 ms 26.854 ms
> 6 jfk-brdr-04.inet.qwest.net (63.146.26.225) 119.511 ms 92.735 ms 99.01=
9 ms
> 7 * * *
>
> or quote from DE-CIX tech-list:
>
> [www.microsoft.com]
> -----------
> We also have some connectivity problems to ms, changing the bgp routing=
to
> another tier 1 carrier don t resolve the problem
> -----------
>
we shut down GBLX and routing now goes via Telia. Seems this helped. Look=
s
like there is an issue in the path GBLX - Qwest - ?
Thomas
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