[Gllug] BT "21st century network"

Chris Bell chrisbell at overview.demon.co.uk
Mon Sep 10 10:31:10 UTC 2007

On Mon 10 Sep, t.clarke wrote:
> Silly question maybe:-
> Is there any reason why a 'digital' phone of some sort should not work on
> a BT line powered solely from the line-pair (50Volts or otherwise), and thus
> immune to power-cuts ?
> Tim

   Do BT aim to continue to supply line volts on the copper pair? Obviously
not if it is replaced by fibre, but that could be well into the future. Are
sufficient line volts available on an ISDN line now?

Chris Bell

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