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Re: Routing Table Jump caused by AS4151
- From: Simon Leinen
- Date: Thu Nov 10 13:19:17 2005
Christopher L Morrow writes:
> On Thu, 10 Nov 2005, Fredy Kuenzler wrote:
>> I noticed a jump from some 171k to almost 175k in the last days, and
>> checked CIDR http://www.cidr-report.org/:
>>
>> > Top 20 Net Increased Routes per Originating AS
>> >
>> > Prefixes Change ASnum AS Description
>> > 3263 0->3263 AS4151 USDA-1 - USDA
>>
>> so I wonder what's wrong with them.
> they are leaking just about every /24 in several /16's? :( ATT worldnet is
> passing them on too, perhaps they can smackdown usda? :)
Indeed.
Network Path
[...hundreds of similar routes deleted...]
* 199.156.247.0 3549 7018 4152 13979 4151 ?
* 199.156.249.0 3549 7018 4152 13979 4151 i
* 199.156.250.0 3549 7018 4152 13979 4151 i
* 199.156.252.0 3549 7018 4152 13979 4151 i
* 199.156.254.0 3549 7018 4152 13979 4151 ?
* 199.156.255.0 3549 7018 4152 13979 4151 ?
* 199.157.1.0 3549 7018 4152 13979 4151 ?
* 199.157.2.0 3549 7018 4152 13979 4151 ?
* 199.157.3.0 3549 7018 4152 13979 4151 ?
* 199.157.5.0 3549 7018 4152 13979 4151 i
* 199.157.7.0 3549 7018 4152 13979 4151 ?
* 199.157.8.0 3549 7018 4152 13979 4151 ?
[...hundreds of similar routes deleted...]
This looks more like configuration error than like anything more evil
(such as fine-grained traffic engineering).
AS4151, could you please stop this?
Thanks & regards,
--
Simon Leinen.
SWITCH
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