[SIPForum-discussion] SIP Softphone - Inband Tone Detection

suranga chamara rissuranga at gmail.com
Thu Sep 20 04:48:44 UTC 2012


Hi Mehmet,

Rfc2833 is obsolete the new one is rfc4733 use that for reference. I face
more problems developing tone detection using rfc2833 and rfc4733(for fax
tones). Use opal for your development guide it is free (
http://www.opalvoip.org/).


Regards
Suranga

On Wed, Sep 19, 2012 at 6:29 PM, mehmet <eng.mehmetozi at gmail.com> wrote:

> Hi Everyone,
>
> Do you know any opensource sip client/softphone which can detect
> inband DTMF tones received within RTP stream. (NOT only RFC2833
> events)
>
> Regards
> Mehmet
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