[157751] in North American Network Operators' Group
Re: dhcpy6d - a MAC address aware DHCPv6 server
daemon@ATHENA.MIT.EDU (Henri Wahl)
Tue Nov 6 13:50:07 2012
Date: Tue, 06 Nov 2012 15:11:25 +0100
From: Henri Wahl <h.wahl@ifw-dresden.de>
To: Owen DeLong <owen@delong.com>
In-Reply-To: <ABEB68A0-89DD-470A-B99E-C9E8C2344C64@delong.com>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
Dies ist eine kryptografisch unterzeichnete Nachricht im MIME-Format.
--------------ms050406000502080104000109
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: quoted-printable
Hi,
> If you're on local subnet, why not pull the MAC address out of the
> received packet?
>=20
The used SocketServer module of Python has no support for raw sockets,
as far as I see. Let me know if there is a way to get the MAC in a
cleaner way.
> Further, what happens to this when IPv4 goes away?
>=20
Will that day ever come? :-) I think until this day a lot of RFCs will
be written. This server here just allows to make transistion easier.
And, it also allows the use of DUIDs, so it might work in an IPv6-only
world.
Regards
Henri
--=20
Henri Wahl
IT Department
Leibniz-Institut f=FCr Festk=F6rper- u.
Werkstoffforschung Dresden
tel. (03 51) 46 59 - 797
email: h.wahl@ifw-dresden.de
http://www.ifw-dresden.de
http://nagstamon.ifw-dresden.de
http://dhcpy6d.ifw-dresden.de
IFW Dresden e.V., Helmholtzstra=DFe 20, D-01069 Dresden
VR Dresden Nr. 1369
Vorstand: Prof. Dr. Ludwig Schultz, Dr. h.c. Dipl.-Finw. Rolf Pfrengle
--------------ms050406000502080104000109
Content-Type: application/pkcs7-signature; name="smime.p7s"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="smime.p7s"
Content-Description: S/MIME Kryptografische Unterschrift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--------------ms050406000502080104000109--