[Freeswitch-users] Audio Connection Delay with SCA

[Anthony Minessale]

what type of phone?  If it has a jitter buffer, you can try reducing
or disabling it.
its probably a combo of jitter buffers charging up on the phone, and
the auto-ajust trying to fix the broken sdp for NAT.


On Fri, Jun 8, 2012 at 12:12 PM, Sean Devoy <sdevoy at bizfocused.com> wrote:
> Hi,
>
>
>
> I finally got Shared Call Appearance working to 4 NAT connected phones!!!!!
>
>
>
> Now the users say when they answer that line, they must wait a second or so
> to start talking (no big deal), but they all claim it takes nearly 5 seconds
> to be able to hear the caller.  They answer the standard “Thank You for
> calling XYZ, how can I help you today” which the caller DOES HEAR, but they
> cannot hear his response for the first 5 seconds and ALWAYS have to ask them
> to repeat it.
>
>
>
> In the logs, I see what I believe is them picking up extension 299:
>
>     2012-06-08 11:44:15.115249 [NOTICE] switch_channel.c:926 New Channel
> sofia/external/sip:299 at 69.251.170.6:5063 …
>
> And then the RPT finally connecting:
>
>    2012-06-08 11:44:20.665094 [DEBUG] sofia_glue.c:3248 AUDIO RTP
> [sofia/external/sip:299 at 69.251.170.6:5064] 10.10.40.185 port 23500 ->
> 69.251.170.6 port 16498 codec: 0 ms: 20
>
>
>
> Note the 5.5 second delay!  Granted there are 100+ lines between those if
> you want to see them, I will post them.
>
> After that audio is fine.
>
>
>
> Any thoughts would be appreciated.
>
> Sean
>
>
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-- 
Anthony Minessale II

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