The question is.... What _CAN_ someone buy from Telecom to run xDSL over? a
"MegaLink"? (its the same as a A1 but its tested for Errors?). But thats
only rated at 2M??

Thanks
Craig Whitmore

----- Original Message -----
From: "Don Stokes" <don@daedalus.co.nz>
To: <adsl@unixathome.org>
Sent: Sunday, August 26, 2001 9:46 PM
Subject: Re: dry pairs?

>
> "Craig Whitmore" <lennon@orcon.net.nz> wrote:
> >Telecom call them 2 Wire A1 leased circuits as far as I know. The only
>
> Telecom defines an analogue (A1 or V1) circuit (according to my rather
> elderly copy of the Telecom List of Charges) as, "a 2-wire conditioned
> voice-grade circuit meeting ITU specification M.1040, operating between
> 300 and 3400 Hz."
>
> It happens that the cheapest way to deliver this service, at least if
> both ends terminate at the same exchange, is simply to patch the two tail
> circuits together, giving a hard-wired pair running from end to end.
> But that's not how the service is defined, and there's nothing saying
> Telecom can't or won't introduce digital or analogue multiplexing
> equipment (e.g. 1+1, 0+2), stick filters in it and so-on. Various
> outfits have tried doing DSL type things over A1 or V1 circuits, and a
> couple have come horribly unstuck.
>
> -- don
>
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>

This message is part of the NZ ADSL mailing list.
see http://unixathome.org/adsl/ for archives, FAQ,
and various documents.
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Received on Sun Aug 26 22:06:41 2001