[Asterisk-Users] i4l-modem dtmf detection

[Matthew Enger]

The correct URL is http://www.marko.net/asterisk/archives/0301/0849.html
for those who want it.

Regards,
	Matthew Enger
	menger at xi.com.au

On Thu, 2003-11-06 at 09:34, Matthew Enger wrote:
> Hello,
> 
> You need to apply two patches:
> 
> 1) Turns off DTMF detection in the linux kernel (i4l side)
> 2) Enables DTMF detection on the chan_modem driver.
> 
> You can find more information at
> http://www.marko.net/asterisk/archives/30301/0849.html
> 
> The kernel is detecting DTMF tones from your voice :)
> 
> I applied this yesterday and it is working great (kernel 2.4.22 and
> latest asterisk cvs)
> 
> Regards,
> 	Matthew Enger
> 	menger at xi.com.au
> 
> On Thu, 2003-11-06 at 05:34, Tomaz Izanc wrote:
> > hello!
> > 
> > I have active call from i4l modem to ZAP (FXS).When someone on i4l 
> > (telco side) speaks i hear DTMF tones on other side (ZAP).
> > How to turn off DTMF detection on  modem-i4l side ?
> > 
> > Is it possible to do that ??
> > 
> > status of active channels:
> > 
> > server*CLI> show channel Modem[i4l]/ttyi0
> >  -- General --
> >            Name: Modem[i4l]/ttyI0
> >            Type: Modem
> >        UniqueID: 1068056585.53
> >       Caller ID: 5
> >     DNID Digits: (N/A)
> >           State: Up (6)
> >           Rings: 0
> >    NativeFormat: 64
> >     WriteFormat: 64
> >      ReadFormat: 64
> > 1st File Descriptor: 8
> >       Frames in: 10914
> >      Frames out: 7514
> >  Time to Hangup: 0
> >  --   PBX   --
> >         Context: remote
> >       Extension: 0346546777
> >        Priority: 2
> >      Call Group: 0
> >    Pickup Group: 0
> >     Application: Dial
> >            Data: Zap/1/0346546777wwwww||r
> >           Stack: 0
> >     Blocking in: ast_waitfor_nandfds
> > 
> > ---------------------------------------------------------------------
> > server*CLI> show channel Zap/1-1
> >  -- General --
> >            Name: Zap/1-1
> >            Type: Zap
> >        UniqueID: 1068056588.54
> >       Caller ID: 5
> >     DNID Digits: (N/A)
> >           State: Up (6)
> >           Rings: 0
> >    NativeFormat: 68
> >     WriteFormat: 64
> >      ReadFormat: 64
> > 1st File Descriptor: 18
> >       Frames in: 5536
> >      Frames out: 6378
> >  Time to Hangup: 0
> >  --   PBX   --
> >         Context: nme
> >       Extension: s
> >        Priority: 1
> >      Call Group: 0
> >    Pickup Group: 0
> >     Application: Bridged Call
> >            Data: Modem[i4l]/ttyI0
> >           Stack: -1
> >     Blocking in: ast_waitfor_nandfds
> > 
> > 
> > ---------------------------------------------------------------------
> > server*CLI> zap show channel 1
> > Channel: 1>
> > File Descriptor: 18
> > Span: 1
> > Extension:
> > Context: nmt
> > Caller ID string:
> > Destroy: 0
> > Signalling Type: FXS Kewlstart
> > Owner: Zap/1-1
> > Real: Zap/1-1 (Linear)
> > Callwait: <None>
> > Threeway: <None>
> > Confno: -1
> > Propagated Conference: -1
> > Real in conference: 0
> > DSP: yes
> > Relax DTMF: no
> > Dialing/CallwaitCAS: 0/0
> > Default law: ulaw
> > Fax Handled: no
> > Pulse phone: no
> > Echo Cancellation: 128 taps, currently ON
> > Actual Confinfo: Num/0, Mode/0x0000
> > Actual Confmute: No
> > 
> > 
> > 
> > tnx.
> > Tomaz
> > 
> > _______________________________________________
> > Asterisk-Users mailing list
> > Asterisk-Users at lists.digium.com
> > http://lists.digium.com/mailman/listinfo/asterisk-users
-- 
Matthew Enger <menger at xi.com.au>
Xintegration