On Thu, Mar 1, 2018 at 10:25 PM, Anh Cao <anhri...@gmail.com> wrote:
> As I know, according to RFC4733 section 22.214.171.124:
> If the sender receives an "events" parameter from the receiver, it MUST
> restrict the set of events it sends to those listed in the received "events"
> Both UAC and UAS must use telephone-event for DTMF, your case is invalid.
> 2018-03-02 5:00 GMT+07:00 F Yuan <fuliangy...@gmail.com>:
>> Hi All,
>> I have a case that both offer and answer SDPs support the same
>> telephone(DTMF) event with G711 codec, is it possible that called party
>> (answer SDP) uses only encoded G711 audio packet for DTMF instead of using
>> DTMF event although called party included the same DTMF event in answer
>> Are there recommendations defined in RFCs for this case?
>> Sip-implementors mailing list
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