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Re: Quanta LB4M

daemon@ATHENA.MIT.EDU (Mike Hammett)
Sun Aug 23 16:57:51 2015

X-Original-To: nanog@nanog.org
Date: Sun, 23 Aug 2015 15:57:44 -0500 (CDT)
From: Mike Hammett <nanog@ics-il.net>
Cc: NANOG <nanog@nanog.org>
In-Reply-To: <1457DAD1-A34C-41F5-B02C-6D992819FA2B@puck.nether.net>
Errors-To: nanog-bounces@nanog.org

I noticed that one I have already has the 1.1.0.8 firmware. Upon switching =
to it, I noticed that I gained SSH, but lost HTTP. Has anyone else seen tha=
t?=20




-----=20
Mike Hammett=20
Intelligent Computing Solutions=20
http://www.ics-il.com=20



Midwest Internet Exchange=20
http://www.midwest-ix.com=20


----- Original Message -----

From: "Jared Mauch" <jared@puck.nether.net>=20
To: "Mike Hammett" <nanog@ics-il.net>=20
Cc: "NANOG" <nanog@nanog.org>=20
Sent: Sunday, June 28, 2015 2:56:17 PM=20
Subject: Re: Quanta LB4M=20


> On Jun 28, 2015, at 2:50 PM, Mike Hammett <nanog@ics-il.net> wrote:=20
>=20
> Has anyone gotten a "non-factory" firmware to go onto these guys? There a=
re a couple threads on Google that are inconclusive. There are rumors that =
it's the same as a Dell something or an HP something else, but no one has o=
utright said, "I loaded a Dell XXXX firmware onto it and solved all of the =
random ass bugs."=20

I managed to brick one of these by loading the wrong firmware, or doing it =
at the wrong layer.=20

I have gotten a few more and these are great switches for home or environme=
nt where you have a spare on hand. You can usually get them for around $100=
 on eBay.=20

The firmware is *really* not designed for anything fancy but I=E2=80=99ve b=
een able to drop in a variety of optics and have it work without issues in =
the 10G ports.=20

Check the flash on them as there is a primary/secondary flash once you=E2=
=80=99re past the boot image. (Don=E2=80=99t try to flash it from that leve=
l, that=E2=80=99s how I killed it at least).=20

I tossed a few different firmware versions I extracted here, as well as the=
 flash0/flash1 images and the doc i found for it.=20

http://puck.nether.net/~jared/lb4m/=20

- Jared=20

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