[Freeswitch-users] DTMF missing digits

[Chris Tunbridge]

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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> http://www.freeswitchsolutions.com
>
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>
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