[154975] in North American Network Operators' Group
Re: using "reserved" IPv6 space
daemon@ATHENA.MIT.EDU (valdis.kletnieks@vt.edu)
Wed Jul 18 09:12:19 2012
To: Saku Ytti <saku@ytti.fi>
In-Reply-To: Your message of "Wed, 18 Jul 2012 10:04:05 +0300."
<20120718070405.GA10591@pob.ytti.fi>
From: valdis.kletnieks@vt.edu
Date: Wed, 18 Jul 2012 09:10:33 -0400
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
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On Wed, 18 Jul 2012 10:04:05 +0300, Saku Ytti said:
> However I'm not sure what would be good seed? ISO3166 alpha2 +
> domestic_business_id + 0..n (for nth block you needed)
You want to roll in at some entropy by adding in the current date or
something, so two "Joes' Burritos and Internet" in 2 different states don't
generate the same value. There's a reason that 4193 recommends
a 64bit timestamp and an EUI64.
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