[SIPForum-discussion] RFC2833 dtmf with inband dtmf

[qcorba]

I reckon it is allowed as long as rtpmap with G711 and telephone-event has
been negotiated.

Regards,
Eric

Chet Curry 於 2012年12月12日星期三寫道：

> I have searched the RFC's but I have not found the answer to my question.
>
> Is it normal to transmit inband dtmf (audio frequencies) while also using
> RFC 2833 DTMF events?
>
> I am receiving calls from Level 3 with both being used.
>
> --
> *Chet Curry
> Sr. Network Architect*
>
>  <http://www.telovations.com/>
>
> ***  1410 N. West Shore Blvd. Ste. 700 Tampa, FL 33607*
> ***   (813) 321-1069*
> * ** ccurry at telovations.com <javascript:_e({}, 'cvml',
> 'ccurry at telovations.com');>*
> ***  Fax2Email: (813) 463-1701*
>
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