AS path fugliness?

Marshall Eubanks tme at multicasttech.com
Wed Jul 3 16:37:18 UTC 2002


I see the same from AS 16517 -

*> 205.139.72.0     216.177.55.5                         500 15076 701 
3561 23037 {80,109,122,...

Note that our paths diverge after AS 23037
Could IMC Internet (ASN-IMC-BGP) be the source of the problem.

Regards
Marshall Eubanks


Mike Lewinski wrote:

> Of course it would be towards the end of the table.
> 
> Here's a sample of the more detailed log at http://www.rockynet.com/wtf.html
> 
> *>i205.139.72.0     a.b.c.d                 101      0 3561 23037
> {1239,1785,2379,4323,4513,4546,4969,5006,5676,5778,6181,6253,6347,6395,6453,
> 6580,6993,7132,7795,10242,10346,10492,10625,10674,10726,10851,10910,10937,10
> 957,11101,11134,11169,11589,11657,11853,12094,12156,12163,12175,12221,13350,
> 13371,13443,13488,13568,13576,13578,13641,13790,13815,13882,14021,14130,1428
> 9,14359,14381,14452,14549,14564,14677,14685,14929,14990,15062,15150,15214,15
> 215,16477,16504,16554,16597,16631,16640,16707,16782,16852,16980,17033,17060,
> 17253,17304,18480,18548,18565,18618,18862,18866,18903,18957,19019,19024,1954
> 1,19746,19893,20045,20303,20316,20357,20458,21536,21591,21715,21822,21853,22
> 191,22219,22242,22299,22319,22389,22406,22476,22728,22764,22912,22960,23195,
> 23269,23306,23365,25639,25707,25905,26004} ?
> 
> * i                 a.b.c.d                 101      0 3561 23037
> {1239,1785,2379,4323,4513,4546,4969,5006,5676,5778,6181,6253,6347,6395,6453,
> 6580,6993,7132,7795,10242,10346,10492,10625,10674,10726,10851,10910,10937,10
> 957,11101,11134,11169,11589,11657,11853,12094,12156,12163,12175,12221,13350,
> 13371,13443,13488,13568,13576,13578,13641,13790,13815,13882,14021,14130,1428
> 9,14359,14381,14452,14549,14564,14677,14685,14929,14990,15062,15150,15214,15
> 215,16477,16504,16554,16597,16631,16640,16707,16782,16852,16980,17033,17060,
> 17253,17304,18480,18548,18565,18618,18862,18866,18903,18957,19019,19024,1954
> 1,19746,19893,20045,20303,20316,20357,20458,21536,21591,21715,21822,21853,22
> 191,22219,22242,22299,22319,22389,22406,22476,22728,22764,22912,22960,23195,
> 23269,23306,23365,25639,25707,25905,26004} ?
> 
> 
> *                   e.f.g.h                 25      0 701 3561 23037
> {1239,1785,2379,4323,4513,4546,4969,5006,5676,5778,6181,6253,6347,6395,6453,
> 6580,6993,7132,7795,10242,10346,10492,10625,10674,10726,10851,10910,10937,10
> 957,11101,11134,11169,11589,11657,11853,12094,12156,12163,12175,12221,13350,
> 13371,13443,13488,13568,13576,13578,13641,13790,13815,13882,14021,14130,1428
> 9,14359,14381,14452,14549,14564,14677,14685,14929,14990,15062,15150,15214,15
> 215,16477,16504,16554,16597,16631,16640,16707,16782,16852,16980,17033,17060,
> 17253,17304,18480,18548,18565,18618,18862,18866,18903,18957,19019,19024,1954
> 1,19746,19893,20045,20303,20316,20357,20458,21536,21591,21715,21822,21853,22
> 191,22219,22242,22299,22319,22389,22406,22476,22728,22764,22912,22960,23195,
> 23269,23306,23365,25639,25707,25905,26004} ?
> 
> 
> neighbor ids's are munged, otherwise it's a straight dump of what we're
> getting. I've gotten two other confirmations as well.
> 
> Mike
> 
> 
> ----- Original Message -----
> From: "Mike Lewinski" <mike at rockynet.com>
> To: <nanog at merit.edu>
> Sent: Wednesday, July 03, 2002 9:46 AM
> Subject: AS path fugliness?
> 
> 
> 
>>Anyone else receiving huge as-path (more than 125) causing these:
>>
>>Jul  3 08:23:06 MDT: %BGP-3-INSUFCHUNKS: Insufficient chunk pools for
>>aspath, requested size 268
>>Jul  3 08:23:46 MDT: %BGP-3-INSUFCHUNKS: Insufficient chunk pools for
>>aspath, requested size 270
>>Jul  3 08:27:45 MDT: %BGP-3-INSUFCHUNKS: Insufficient chunk pools for
>>aspath, requested size 274
>>Jul  3 08:31:59 MDT: %BGP-3-INSUFCHUNKS: Insufficient chunk pools for
>>aspath, requested size 268
>>Jul  3 08:41:02 MDT: %BGP-3-INSUFCHUNKS: Insufficient chunk pools for
>>aspath, requested size 268
>>Jul  3 08:41:43 MDT: %BGP-3-INSUFCHUNKS: Insufficient chunk pools for
>>aspath, requested size 270
>>Jul  3 08:57:56 MDT: %BGP-3-INSUFCHUNKS: Insufficient chunk pools for
>>aspath, requested size 268
>>Jul  3 09:04:04 MDT: %BGP-3-INSUFCHUNKS: Insufficient chunk pools for
>>aspath, requested size 268
>>Jul  3 09:10:01 MDT: %BGP-3-INSUFCHUNKS: Insufficient chunk pools for
>>aspath, requested size 268
>>Jul  3 09:10:52 MDT: %BGP-3-INSUFCHUNKS: Insufficient chunk pools for
>>aspath, requested size 270
>>Jul  3 09:17:40 MDT: %BGP-3-INSUFCHUNKS: Insufficient chunk pools for
>>aspath, requested size 268
>>
>>(per http://www.cisco.com/warp/public/459/35.shtml )
>>
>>It started just after local Qwest routes apparently recovered from some
>>
> kind
> 
>>of nose-dive. We're still sorting through the tables trying to find out
>>
> who,
> 
>>thus far longest I've found is about 20.
>>
>>Mike
>>
>>
>>
>>
> 


-- 
                                  Regards
                                  Marshall Eubanks

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T.M. Eubanks
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