[outages] Fwd: AS3549 Level3/GBLX carrying routing for 10.0.0.0/8

[SRonan at eexchange.com]

Not seeing this on a AS3549 connection in the NY Metro.

Shane Ronan, Vice President ­ Technology Architect Consultant
State Street Global Exchange |  Trading & Clearing
1230 Avenue of the Americas, 18th Fl | New York, NY 10020
P  (212) 259-3023    |  M (347) 413-4503
sronan at eexchange.com







On 7/21/13 9:42 PM, "Jay Ashworth" <jra at baylink.com> wrote:

>From NANOG: If you're connected to AS3549, and you do *not* have
>inbound BGP filters (you really, really should), this might bite you
>or your customers.
>
>Cheers,
>-- jra
>
>----- Forwarded Message -----
>> From: "Yang Yu" <yang.yu.list at gmail.com>
>> To: "NANOG list" <nanog at nanog.org>
>> Sent: Sunday, July 21, 2013 12:26:20 AM
>> Subject: AS3549 Level3/GBLX carrying routing for 10.0.0.0/8
>> It appears AS3549 is announcing 10.0.0.0/8. I noticed it from an
>> AS3549 customer.
>>
>> From GBLX looking glass, ATL1
>>
>> traceroute
>> Protocol [ip]: ip
>> Target IP address: 10.0.0.1
>> Source address:
>> Numeric display [n]: n
>> Timeout in seconds [3]: 1
>> Probe count [3]: 2
>> Minimum Time to Live [1]: 1
>> Maximum Time to Live [30]: 30
>> Port Number [33434]:
>> Loose, Strict, Record, Timestamp, Verbose[none]:
>> Type escape sequence to abort.
>> Tracing the route to 10.0.0.1
>> VRF info: (vrf in name/id, vrf out name/id)
>> 1 te3-1-10G.par9.CTA1.GRU.gblx.net (67.16.142.26) 120 msec 124 msec
>> 2 122.5.125.189.static.impsat.net.br (189.125.5.122) 120 msec 120 msec
>> 3 10.0.0.1 [AS 262487] 124 msec 120 msec
>>
>> Apparently the customer didn't have proper inbound filter......
>> Reply from 10.0.0.1: bytes=32 time=132ms TTL=61
>
>--
>Jay R. Ashworth                  Baylink
>jra at baylink.com
>Designer                     The Things I Think                       RFC
>2100
>Ashworth & Associates     http://baylink.pitas.com         2000 Land
>Rover DII
>St Petersburg FL USA               #natog                      +1 727 647
>1274
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