[pjsip] dtmf across conference bridge. pjsip v1.0 rc1, another detail.

[David Clark]

So if the outbound side is sending inband and no RCF2833 message...we 
hear it, but no detection on on_dtmf_callback because we never got a RCF2833
message.  In the incoming direction we are seeing the RCF2833.  And 
the pjsip bridge does not have any specific dtmf relay in it.

At 04:55 AM 2/10/2009, Benny Prijono wrote:
>On Fri, Feb 6, 2009 at 6:59 PM, David Clark 
><<mailto:vdc1048 at tx.rr.com>vdc1048 at tx.rr.com> wrote:
>The on_dtmf_callback only happens on the inbound side.  The outbound 
>side hits stmf but the on_dtmf_callback never happens.
>Might be related just don't know.  The on_dtmf_callback not 
>happening on the line the outbound line that started it's call with mkaecall
>sending out a invite.  That is a issue also.  But not as much as the 
>dtmf passing.
>
>
>David, that exactly is the reason. One of them is sending DTMF 
>inband, the other is out-of-band. Just think about it.
>
>cheers
>  Benny
>
>
>Thanks,
>David Clark
>
>
>At 10:48 AM 2/6/2009, David Clark wrote:
>Ok caller A calls in
>Caller B is called with pjsua_makecall.
>A two way bridge connection is made caller A to Caller B.
>
>If caller B hits a dtmf caller A hears it.
>IF caller A hits a dtmf caller B does not hear it.
>
>Switch phones and you get the same result.
>
>Any ideas what might cause this?
>I do know that pjsip sees the caller A dtmf because on_dtmf_digit is 
>called with the correct digit.
>
>Thanks,
>David Clark
>
>
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