[Freeswitch-users] DTMF missing digits

[Brian West]

The rubix cube of rtp_bugs may help, I can almost bet IGNORE_DTMF_DURATION
and GEN_ONE_GEN_ALL may be all you.

On Mon, Mar 23, 2015 at 4:16 PM, Sharath Kumar <Sharath.Kumar at mezocliq.com>
wrote:

>  That is not a good thing. So, if we are using freeswitch and have
> intermittent audio issues with PSTN calls, I guess there is no real
> solution except to change the carrier ?
>
>
>
> *From:* freeswitch-users-bounces at lists.freeswitch.org [mailto:
> freeswitch-users-bounces at lists.freeswitch.org] *On Behalf Of *Michael
> Jerris
> *Sent:* Monday, March 23, 2015 4:52 PM
>
> *To:* FreeSWITCH Users Help
> *Subject:* Re: [Freeswitch-users] DTMF missing digits
>
>
>
> Some sonus settings are VERY specific to specific sonus firmware and will
> completely break talking to others.  In fact, for the same reasons, some
> versions of sonus firmware will break when talking to different versions of
> sonus firmware.
>
>
>
>
>
>  On Mar 23, 2015, at 3:37 PM, Sharath Kumar <Sharath.Kumar at meZocliq.com>
> wrote:
>
>
>
> I am having similar issues with Sonus and occasional packet loss etc. I am
> using not the latest and greatest FS but was updated last Nov 2014.
>
>
>
> The wiki states
>
> “Note that the version of FreeSWITCH which has this patch auto-detects
> Sonus, so you don't need to configure anything”
>
>
>
> Does it really apply **all** of the fixes for SONUS or only the DTMF fix.
>
>
>
> I was considering using the below param tailored for Sonus bugs.Do these
> have any effect ? or are they deprecated ?
>
>
>
> <param name="manual-rtp-bugs" value=" SONUS_SEND_INVALID_TIMESTAMP_2833
>
>  |SEND_LINEAR_TIMESTAMPS|START_SEQ_AT_ZERO|NEVER_SEND_MARKER|IGNORE_DTMF_DURATION|
> |GEN_ONE_GEN_ALL"/>
>
>
>
> And clear the auto-detection param.
>
>
>
> Thanks
>
> Sharath
>
>
>
>
>
> *From:* freeswitch-users-bounces at lists.freeswitch.org [
> mailto:freeswitch-users-bounces at lists.freeswitch.org
> <freeswitch-users-bounces at lists.freeswitch.org>] *On Behalf Of *Chris
> Tunbridge
> *Sent:* Friday, March 20, 2015 4:22 PM
> *To:* FreeSWITCH Users Help
> *Subject:* Re: [Freeswitch-users] DTMF missing digits
>
>
>
> Aron its not that you're doing inband suppression, Sonus is buggy and if
> its in your media path it can cause lots of headaches.  Many carriers use
> Sonus, some as just SBC's and some that handle media.
>
>
>
> On Fri, Mar 20, 2015 at 1:43 PM, Podrigal, Aron <aronp at guaranteedplus.com>
> wrote:
>
>  I'm sending rfc2833, I don't do any inband suppression on the channel .
>
>
>
> On Fri, Mar 20, 2015 at 6:33 AM, Stanislav Sinyagin <ssinyagin at gmail.com>
> wrote:
>
>  how do you send DTMF to sonus? info or rfc2833?
>
>
>
> On Thu, Mar 19, 2015 at 5:10 PM, Podrigal, Aron
> <aronp at guaranteedplus.com> wrote:
> > I am experiencing problems with sonus dtmf. I tried setting different
> > parameters related to the RTP BUGS listed in switch_types.h but it did
> not
> > seem to fix the problem.
> >
> > I have freeswitch ----> [carrier(sonus), ...]  -----> freeswitch
> >
> > freeswitch sends the following digits to our carrier, and is received by
> the
> > other end (also a freeswitch) missing the digits marked in black.
> > pcap shows the missing digits as being part of the previous packet, so
> two
> > 1's becomes one 1 with the duration sum of two.
> >
> >  1   -    1   -    2   -    1   -    1   -    #
> >
> > What are the relevant parameters I should set?
> >
>
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>
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>
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>
>
> _________________________________________________________________________
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>
> Official FreeSWITCH Sites
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>
>
> _________________________________________________________________________
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>
> Official FreeSWITCH Sites
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>
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-- 

*Brian West*
brian at freeswitch.org


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