nanog mailing list archives

Re: AS path question.


From: "Scott Weeks" <surfer () mauigateway com>
Date: Wed, 10 Nov 2010 17:25:46 -0800



--- jbates () brightok net wrote:
From: Jack Bates <jbates () brightok net>

On 11/10/2010 5:44 PM, Scott Weeks wrote:
Do you think (or is there evidence) that very many ASs use maxas-limit type commands?  I have never used it and never 
had any problems...

: ...but just to be safe I added it to all my routers. I 
: don't know where I came up with the magical 75 number, 
: but it definitely seems reasonable that anything with 
: 75+ ASNs in the path probably don't deserve to be in 
: my table.
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Why did that make you feel safe?  Other than a bug, and ignorance of BGP, what is unsafe about a lotta prepends?

scott


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