anyone else seeing very long AS paths?

Jason Kalai Arasu jasonlai at singtel.com
Mon Feb 16 23:03:59 CST 2009


I encountered it yesterday from AS47868.

-----Original Message-----
From: Paul Ferguson [mailto:fergdawgster at gmail.com] 
Sent: Tuesday, February 17, 2009 01:02 PM
To: nanog at nanog.org
Subject: Re: anyone else seeing very long AS paths?

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On Mon, Feb 16, 2009 at 8:51 PM, Michael Ulitskiy <mulitskiy at acedsl.com>
wrote:

> It hit my routers at 11:26:40, EST.
>
> Michael
>
> On Monday 16 February 2009 07:26:23 pm Adam Greene wrote:
>> Anyone have an estimate as to when these long announcements began? 
>> Seems like the first reports appeared just before noon, UTC-05.
>>
>> We noticed a significant dip in Internet traffic to AS11579 for a few

>> minutes last night (19:00 UTC-05) which we've been trying to hunt 
>> down the cause of. At first glance, the two events seem unrelated. 
>> Anyone else see anything similar?
>
>

Just as a follow-up -- and in case anyone hasn't read these yet:

http://www.renesys.com/blog/2009/02/the-flap-heard-around-the-worl.shtml
http://asert.arbornetworks.com/2009/02/ahh-the-ease-of-introducing-globa
l-r
outing-instability/

- - ferg

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--
"Fergie", a.k.a. Paul Ferguson
 Engineering Architecture for the Internet  fergdawgster(at)gmail.com
ferg's tech blog: http://fergdawg.blogspot.com/





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