[86447] in North American Network Operators' Group
Re: classful routes redux
daemon@ATHENA.MIT.EDU (Randy Bush)
Fri Nov 4 16:13:08 2005
From: Randy Bush <randy@psg.com>
Date: Fri, 4 Nov 2005 11:12:39 -1000
To: "Christopher L. Morrow" <christopher.morrow@mci.com>
Cc: nanog@merit.edu
Errors-To: owner-nanog@merit.edu
>>> Is AS reclaimation an option? We don't know how many 'dark'
>>> (unadvertised) AS numbers are used as VPN IDs in 2547 contexts.
>> do we care? i.e. does it affect the real public internet. are
>> these not like 1918?
> nope, they need to be unique... or they SHOULD BE unique (globally
> unique). As more folks interconnect internally (business mergers,
> partnerships, things such as this) there will be more clashes on 1918
> (raising the evil spectre that is NOT the AC-130, but in fact NAT) and ASN
> clashes resulting in fragile internal networks needing an ASN swap-out...
> which is devilishly hard so I've heard. (atleast on a large network)
we either believe in private ip/asn space or we don't. if we do,
then this asn usage falls under it.
>> and how much money will lawers make off the ensuing riot?
> lawYers will always make money.
sorry. typing while dealing with remote server messes.
> but I'm not sure that 'unadvertised' is the metric you want to
> use here. 'unpaid' might be better.
please see what we promised fnc when we formed arin, slide nine of
<http://rip.psg.com/~randy/970414.fncac.pdf>. i think this is
perceived as the social contract with the legacy community. and
some old legacy dogs are pretty adamant about this, hi jis.
and we have both a simple and a more complex compatible transition
path to four byte asns. it's ip addresses where we have no
compatible transition path. eye on doughnut and all that.
randy
