[76329] in North American Network Operators' Group
Re: 16-bit ASN kludge
daemon@ATHENA.MIT.EDU (Owen DeLong)
Mon Dec 6 13:42:08 2004
Date: Mon, 06 Dec 2004 10:41:38 -0800
From: Owen DeLong <owen@delong.com>
To: Valdis.Kletnieks@vt.edu
Cc: John Dupuy <jdupuy-list@socket.net>, nanog@merit.edu
In-Reply-To: <200412061832.iB6IWEZ5028925@turing-police.cc.vt.edu>
Errors-To: owner-nanog-outgoing@merit.edu
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Sorry... I was talking about Eds proposal... I hadn't noticed the shift
to an entirely different proposal by John.
I think Eds proposal (which I proposed some modification to) has merit.
I think Johns alternative is far less desirable and agree with your =
concerns
about it.
Owen
--On Monday, December 6, 2004 1:32 PM -0500 Valdis.Kletnieks@vt.edu wrote:
> On Mon, 06 Dec 2004 10:14:12 PST, Owen DeLong said:
>> The proposal wasn't for "parallel" ASN space. The proposal was to have
>> a range of ASNs for leaf-networks and a range for transit networks,
>> allowing transit networks to make more rational (possibly automated)
>> decisions about route aggregation.
>
> That may be sane, but that's not how I read John's actual proposal:
>
> On Fri, 03 Dec 2004 16:36:39 -0600, John Dupuy said:
>> Along these lines, one could leave the transit AS networks alone if a
>> parallel 16 bit ASN space were created. Essentially, any non-transit
>> network would have it's non-public ASN retranslated NAT-style by
>> upstream transit network border routers. Only the border routers would
>> have to be changed. They would have to differentiate between public ASN
>> X and non-public ASN X (same number) based on the which side of the
>> router the ASN was learned from.
>
> I don't see anything about ranges, but an entire parallel 16 bit space.
> And John's definitely talking about them possibly having a 1312 on both
> sides, because it matters which side you hear about it from.
>
> Conversely, if it matters which side you hear about it from, it also
> matters which side you announce it on.. which was my point.
--=20
If it wasn't crypto-signed, it probably didn't come from me.
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