[asterisk-users] ISDN: Inband DTMF doesn't trigger transfer feature

[Olivier]

2009/12/14 Christian Theune <ct at gocept.com>

> Hi there,
>
> I just upgraded a relatively old Asterisk installation (1.2) in our
> office to a relatively new version (1.6svn from last wednesday) which
> runs a Junghans QuadBRI card [1].
>
> To get this flying I got dahdi-linux, dahdi-tools and libpri from SVN as
> well.
>
> After a while of juggling it "works".
>
> What doesn't work: connected ISDN devices (Gigaset phones connected to
> QuadBRI with a port in NT mode, signalling via bri_net_ptmp)


I would be very pleased to be corrected but I don't think NT/ptmp mode is
supported now (I think this is an ongoing work but it's not complete)
through Dahdi.




> can not
> transfer calls by pressing "#". SIP phones can.
>
> I'm at a point where I can't even get *any* output to debug. I went
> through the relevant configs as good as I can a couple of times but am
> out of ideas. I'm guessing that this is somehow related to either
> Asterisk not being able to monitor the call for inband DTMF (which I can
> prove how?) or something in the relatively new bri_net_ptmp code that
> breaks it (which I can't prove either).
>
> A pointer how to debug this further would be very appreciated.
>
> Best regards,
> Christian
>
> [1] lspci output of QuadBRI
>
> 02:0c.0 ISDN controller: Cologne Chip Designs GmbH ISDN network
> Controller [HFC-4S] (rev 01)
>
> --
> Christian Theune · ct at gocept.com
> gocept gmbh & co. kg · forsterstraße 29 · 06112 halle (saale) · germany
> http://gocept.com · tel +49 345 1229889 0 · fax +49 345 1229889 1
> Zope and Plone consulting and development
>
>
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