[Freeswitch-users] sip_append_audio_sdp

Richard Brady rnbrady at gmail.com
Fri May 31 12:19:53 MSD 2013


Bump ;-)

On 20 May 2013 16:43, Richard Brady <rnbrady at gmail.com> wrote:

> Hi folks
>
> I am having some trouble with the sip_append_audio_sdp variable. If I set
> it like:
>
> <action application="bridge" data="{sip_append_audio_sdp=a=fmtp:18
> annexb=no}sofia/external/sip:x at example.com"/>
>
> It seems to have absolutely no effect. I'm pretty sure I have seen it
> working in the past, so now I'm wondering what the prerequisites are for it
> to work (i.e. what am I doing wrong?!).
>
> I am using G729 in pass-through mode and have:
>
>   inbound-late-negotiation [true]
>   inbound-codec-negotiation [generous]
>
> The expected behaviour is for the value of this variable to be appended to
> the local SDP on the B-leg. The actual behaviour is that nothing is
> appended.
>
> Any thoughts?
>
> Richard
>
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