[Freeswitch-users] Codecs issue

[Steven Ayre]

Are those variables being used in the outbound-codec-prefs or codec-prefs
params in the sip profile?

What does the "sofia status profile NAME" output show for "CODECS OUT"?

-Steve



On 16 January 2011 20:59, Diego Viola <diego.viola at gmail.com> wrote:

> Hello,
>
> I'm experiencing some strange issue with codecs. I have the following
> in my vars.xml file:
>
>  <X-PRE-PROCESS cmd="set"
> data="global_codec_prefs=G729,G7221 at 32000h,G7221 at 16000h
> ,G722,PCMU,PCMA,GSM"/>
>  <X-PRE-PROCESS cmd="set" data="outbound_codec_prefs=G729,PCMU,PCMA,GSM"/>
>
> "inbound-late-negotiation" and "disable-transcoding" are commented in
> my internal SIP profile. So I guess I'm in Early Negotiation (default
> behavior) mode.
>
> However, when I send a call to my provider, and I look at the SIP
> trace I see that FS is sending another codec, not G729 as I specified
> in the global_codec_prefs / outbound_codec_prefs parameters.
>
> I'm sending calls like this:
>
>        <action application="bridge" data="sofia/internal/$1 at 38.102.93.70
> "/>
>
> Here is a SIP trace of a call:
>
> http://pastebin.freeswitch.org/15042
>
> I'm not understanding why FS is sending an INVITE with the G7221 codec
> in line 240, if I'm telling it explicitly that I want G729 as the
> priority when possible in the codec prefs options. But I see G729 in
> the 200 OK in line 291.
>
> I've been told to use absolute_codec_string=G729 in my dialplan or
> enable late negotiation, but why if I'm already telling it to use G729
> in the codec prefs?
>
> my softphone IP: 190.23.80.10
> provider IP: 38.102.93.70
> FS IP: 77.92.65.126
>
> calls flow like this:
>
> softphone -> FS -> provider
>
> Any help appreciated.
>
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