[SIPForum-discussion] Regarding DTMF in RTP payload

[lokesh agrawal]

Hi,

There is some mismatch between the payload u are using with User
client\Server and Proxt\Gateway.

Like *Asterisk* doesn't support *RTP payload* type 100 used by the Cisco IP
Phone
Tell me complete senerio.............



Regards
Lokesh Agrawal
Persistent Systems Pvt. Ltd.





On 4/27/07, Ankit Gupta <ankit.g at pyronetworks.com> wrote:
>
> Hi all
>
> During Transmission of media when we press any DTMF digit we find error
> NO FORMAT REGISTER FOR RTP PAYLOAD 101
> can anybody tell how we retrieve or Register the paload.I will really
> appreciate for all suggestion
>
>
>
>
>
> The Format of Error is...............
>
>
>
>
>
>
>
> a=rtpmap:101 telephone-event/8000
> a=fmtp:101 0-15
> a=sendrecv
>
> Error registering custom payload
> Audio transmitted as:
> ULAW/rtp, Unknown Sample Rate
> streams is [Lcom.sun.media.multiplexer.RawBufferMux
> $RawBufferSourceStream;@19b5217 : 1
> sink: setOutputLocator rtp://192.168.0.50:5004/audio
> Start transmission for 60 seconds...
> No format has been registered for RTP Payload type 101
> changing to Passive
>
>
>
>
>
> Thanks
>
>
>
>
>
>
>
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