[110068] in North American Network Operators' Group

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RE: What is the most standard subnet length on internet

daemon@ATHENA.MIT.EDU (Skywing)
Mon Dec 22 22:08:02 2008

From: Skywing <Skywing@valhallalegends.com>
To: "Valdis.Kletnieks@vt.edu" <Valdis.Kletnieks@vt.edu>, Nathan Ward
	<nanog@daork.net>
Date: Mon, 22 Dec 2008 21:07:51 -0600
In-Reply-To: <27181.1230001476@turing-police.cc.vt.edu>
Cc: nanog list <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org

Snarky replies aside, it might be interesting to hear if there are any real=
 examples of this being done intentionally and not out of not knowing bette=
r or otherwise configuration error.  For example, Tomas Byrnes's suggestion=
 re: hijacking; although, I suspect that in that case, he's speaking of som=
eone doing this filtering on a one-off basis and not on all /24's in the DF=
Z.

- S

-----Original Message-----
From: Valdis.Kletnieks@vt.edu [mailto:Valdis.Kletnieks@vt.edu]=20
Sent: Monday, December 22, 2008 10:05 PM
To: Nathan Ward
Cc: nanog list
Subject: Re: What is the most standard subnet length on internet

On Tue, 23 Dec 2008 14:44:46 +1300, Nathan Ward said:

> Why are people doing this? Are they lacking clue, or, is there some=20
> reasonable purpose?

The total number of routing cluons is apparently a fixed quantity.  The num=
ber of AS's is known to be increasing. Do the math.



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