[76247] in North American Network Operators' Group
Re: 16-bit ASN kludge
daemon@ATHENA.MIT.EDU (Valdis.Kletnieks@vt.edu)
Fri Dec 3 18:10:20 2004
To: John Dupuy <jdupuy-list@socket.net>
Cc: nanog@merit.edu
In-Reply-To: Your message of "Fri, 03 Dec 2004 16:36:39 CST."
<6.0.3.0.2.20041203162015.053959b8@mail.socket.net>
From: Valdis.Kletnieks@vt.edu
Date: Fri, 03 Dec 2004 18:08:33 -0500
Errors-To: owner-nanog-outgoing@merit.edu
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On Fri, 03 Dec 2004 16:36:39 CST, 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.
So given the lack of trouble with NAT sites leaking rfc1918 addresses, you
foresee no problems with sites accidentally leaking the non-public ASN's, right?
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