[CLUE-Tech] Qwest, DSL and Linux/BSD?

Frank Whiteley techzone at greeleynet.com
Mon Jul 1 00:51:50 MDT 2002


----- Original Message -----
From: "Matt Gushee" <mgushee at havenrock.com>
To: <clue-tech at clue.denver.co.us>
Sent: Monday, July 01, 2002 12:17 AM
Subject: Re: [CLUE-Tech] Qwest, DSL and Linux/BSD?


> On Sun, Jun 30, 2002 at 11:51:36PM -0600, Timothy C. Klein wrote:
>
> > > The 678 is basically an updated version of the 675. It has a web
> > > interface, but you're strongly urged to disable it for security
reasons.
> > > Maybe it would be alright to use that just for the initial setup,
> > > though.
> > >
> >
> > Aside from some minor software upgrades, there is actually one crucial
> > difference between the Cisco 675 and 678:  the 675 uses CAP line
> > encoding, and the 678 uses DMT.
>
> Almost. To be more precise, the 675 can only use CAP, while the 678 can
> use either CAP or DMT, depending on the firmware. I found that out last
> year when Qwest sent me one with the wrong firmware installed. That's
> why it took 6 weeks to get set up.
>
> > That is how the DSL signal is stuffed
> > onto the wire.  It would be mostly academic, *except*, Qwest no longer
> > deploys the CAP encoded lines.  All new DSL is DMT.  So, in short,
> > unless your service in grandfathered, you have to now use the 678.  So
> > if you look for one used, you have to get the 678 for new service.
>
> ... and make sure it has DMT firmware. You can find out by telnetting in
> to it and entering the command 'show version'. For example:
>
>   cbos>show version
>
>   Cisco Broadband Operating System
>   CBOS (tm) 678 Software (C678-I-M), Version v2.4.1 - Release Software
>   Copyright (c) 1986-2000 by cisco Systems, Inc.
>   Compiled Dec  8 2000 09:45:11
>   DMT FULL firmware version G96
>   NVRAM image at 0x1030a9a0
>
>   cbos>
>
> If you have the wrong version, you should be able to download an upgrade
> from Qwest (hmm ... I should probably do that too ... I think CBOS is up
> to version 2.4.3 or so by now).
>
Thought I saw 2.4.5 available, but I haven't found anyone who's used it.

Frank




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