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

[Tzafrir Cohen]

On Mon, Dec 14, 2009 at 05:52:40PM +0100, Christian Theune wrote:
> 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) can not 
> transfer calls by pressing "#". SIP phones can.
> 
> I'm at a point where I can't even get *any* output to debug. 

Is overlap dialing used?

Wher ecan we see your pri debug trace?

> 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)

-- 
               Tzafrir Cohen
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