[asterisk-users] Codec negotiation for Thomson ST2030 and g729

[Olivier]

If my memory serves me right, we could use Thomson ST2030 and Asterisk 1.4.
Have you tried with another soft or hardphone  ?

2008/7/7 Vinz486 <vinz486 at gmail.com>:

> Hi all,
>
> i'm trouble with codec setup on an asterisk machine 1.4.18 and some
> Thomson ST2030 as extensions.
>
> In the users.conf file for internal extension i have:
>
> disallow=all
> allow=g729
> allow=alaw
> allow=ulaw
>
> Without any codec installed (i mean with original g729 of asterisk)
> all go fine, calling from an extension to one other:
>
> Peer             User/ANR    Call ID      Seq (Tx/Rx)  Format
>  Hold     Last Message
> 10.9.9.9         202         11a6323d2ff  00102/00000  0x100 (g729)
>  No       Tx: ACK
> 10.9.9.10        201         a8749-c0a80  00101/00001  0x100 (g729)
>  No       Rx: ACK
>
>
> Installing the open source binary of g279 (codec_g729.so in modules
> dir) and restarting asterisk, the same call require transcoding:
>
> Peer             User/ANR    Call ID      Seq (Tx/Rx)  Format
>  Hold     Last Message
> 10.9.9.9         202         1992c2d149e  00102/00000  0x8 (alaw)
>  No       Tx: ACK
> 10.9.9.10        201         140a6d-c0a8  00101/00001  0x100 (g729)
>  No       Rx: ACK
>
> The CALLED extension uses alaw instead of g729.
>
> This uses a lot of CPU (up to 10% in my P3 machine).
>
> Where is the trouble? Asterisk bug? Thomson do not recognize g729 GPL
> as standard g729? I must set the framebuffer size?
>
> If i set ONLY g729 as allowed codec all go fine: all calls uses the g729
> codec.
>
> Why codec negotian in the allow= list is not respected? Depends on
> codec binary? It's strange...
>
>
> Thanks to all...
>
>
>
>
> ---
> PicoStreamer - the real WEB live streaming software
> vinz486.com
>
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