[Asterisk-Dev] UK Caller ID and cable company PSTN lines

[Chris Stenton]

send the diff to bug 0001719 its bound to come up again

Chris


On Tue, 2004-08-10 at 15:57, David Gurr wrote:
> Hacked it myself ... it's a simple hack, and I'll be happy to share it with
> anyone who's interested.
> 
> --
> David Gurr
> Congruity Ltd.
> Hemel Hempstead, UK
> 
> > -----Original Message-----
> > From: asterisk-dev-admin at lists.digium.com
> > [mailto:asterisk-dev-admin at lists.digium.com]On Behalf Of David Gurr
> > Sent: 09 August 2004 19:57
> > To: asterisk-dev at lists.digium.com
> > Subject: [Asterisk-Dev] UK Caller ID and cable company PSTN lines
> >
> >
> > I have a phone line from UK cable company NTL. Whilst I can
> > receive callerid
> > just fine on a Panasonic DECT phone attached to the NTL line, I can't
> > receive any callerid info with an Asterisk system attached. I'm
> > attaching to
> > the line using an X100P.
> >
> > I'm using the latest CVS version of Asterisk and the Zaptel
> > driver, with the
> > UK callerid patches applied.
> >
> > With the relevant debugging turned on, I can see that Asterisk is looking
> > for UK-style callerid, but it's just not finding it.
> >
> > Reading the pages the wiki links to for further reading on UK callerid, I
> > see that the UK cable companies use a slightly different standard
> > to BT ...
> > it seems this involves using *either* the BT V.23 tones *or* the
> > US Bell 202
> > tones, and that they're sent after a short first ring (unlike the BT tones
> > which are sent before the first ring).
> >
> > Before I start hacking around, has anyone else done any work on this?
> >
> > Thanks
> >
> > --
> > David Gurr
> > Congruity Ltd.
> > Hemel Hempstead, UK
> >
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