reachability problems Europe->US?

Thu Oct 7 13:50:15 UTC 2010

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 packets
> 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 99.019 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. Looks
like there is an issue in the path GBLX - Qwest - ?

   Thomas

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