[Freeswitch-users] Strange DTMF Tones On Inbound Calls
msc at freeswitch.org
Tue Apr 17 01:12:28 MSD 2012
I still suspect something in FreeTDM. From Nathan's perspective that would
be "inside" FreeSWITCH since that's the TDM stack we use. I highly
recommend you open a trouble ticket with Sangoma and have each person who
is experiencing the issue put a comment on the case and offer to supply
configs, logs, and/or access that Sangoma would need to do troubleshooting.
On Fri, Apr 13, 2012 at 12:35 AM, Daniel Knaggs <
Daniel.Knaggs at realitysolutions.co.uk> wrote:
> That's very interesting, Nathan.
> Now that makes three of us, two using the Digium cards and one using a
> It very much looks like something FreeSwitch is doing, perhaps the DTMF
> detection is far too sensitive? Are DTMF tones for an ISDN line inband or
> do they come in on the D-channel?
> Michael - any ideas what we can all do?
> From: Nathan Eisenberg [mailto:nathan at atlasnetworks.us]
> Sent: 13 April 2012 00:21
> To: Daniel Knaggs
> Subject: [Freeswitch-users] Strange DTMF Tones On Inbound Calls
> I'm having the exact issue you're describing, with the same card.
> However, what's interesting to me is that if I fire up Asterisk instead of
> freeswitch, the phantom DTMF problem disappears entirely.
> So it's *something* inside Freeswitch, at least for me. Would be
> interesting if you're able to do a similar test.
> Nathan Eisenberg
> Atlas Networks | Sr. Systems Administrator
> office: 206.577.3078 | www.atlasnetworks.us
> Daniel Knaggs
> Software Developer
> Reality Solutions Ltd
> 1 Global Business Park
> Hamburg Road
> Kingston upon Hull
> East Yorkshire, HU7 0AE
> Tel: 01482 373104
> Mobile: 07932 408313
> Email: mailto:Daniel.Knaggs at realitysolutions.co.uk
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> Official FreeSWITCH Sites
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
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