[Freeswitch-users] Codec negotiation with ESL socket?

[Anthony Minessale]

Make sure inbound-late-negotiaion is true in the sofia profile.
Then set the variable absolute_codec_string to pcmu on the channel before
executing answer.



On Mon, Mar 17, 2014 at 8:10 PM, Ian McMaster <ian.mcmaster at gmail.com>wrote:

> Our current Polycom phones send the following in the SDP:
>
> a=rtpmap:0 PCMU/8000
>
> a=rtpmap:8 PCMA/8000
>
> a=rtpmap:18 G729/8000
>
> We added a 550 phone and now the preferred coded is G722
>
> *a=rtpmap:9 G722/8000*
>
> a=rtpmap:0 PCMU/8000
>
> a=rtpmap:8 PCMA/8000
>
> a=rtpmap:18 G729/8000
>
> Our IVR application (socket) plays files recorded in PCMU format.
>
> When the new phone connects (G722), the play function is now looking for
> files ending in .G722 (which do not exist).
>
> How do you negotiate a codec without a B leg? I'd like the phone to use
> G722 when connected to other G722 phones, but use PCMU if connected to a
> socket application.
>
> Thank you,
> Ian.
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> 
> 
>
> Official FreeSWITCH Sites
> http://www.freeswitch.org
> http://wiki.freeswitch.org
> http://www.cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
> http://www.freeswitch.org
>
>


-- 
Anthony Minessale II       ♬ @anthmfs  ♬ @FreeSWITCH  ♬

☞ http://freeswitch.org/  ☞ http://cluecon.com/  ☞
http://twitter.com/FreeSWITCH
☞ irc.freenode.net #freeswitch ☞ *http://freeswitch.org/g+
<http://freeswitch.org/g+>*

ClueCon Weekly Development Call
☎ sip:888 at conference.freeswitch.org  ☎ +19193869900
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.freeswitch.org/pipermail/freeswitch-users/attachments/20140317/c768523d/attachment.html