[Asterisk-Users] Some issues with X-Lite and codecs.

[Andrew Yager]

Hi Sergey,

Have you tried phoning from X-Lite to your PSTN line, or your PSTN line 
to X-Lite? How is the audio quality then? Does it vary depending on the 
codec you have used?

Andrew

On 23/01/2005, at 4:31 PM, Sergey Kuznetsov wrote:

> Hi there,
>
> I am experiencing some issue with X-Lite.
> When I am calling over the phone thru my PSTN-to-VoIP gateway 
> internationally using G.729 the quality is just perfect.
> When I am using X-Lite to connect the same box, and then to call 
> internationally - I am experiencing some issues.
> I have 5Mbit/800Kbit cable link with average 60 msecs to my VoIP box. 
> The transfer rate is never falling below 500Kbytes/sec.
> Therefore I am not suspecting quite noticeable packet loss.
> I enabled G.711 ulaw, alaw and speex codecs on both sides. By playing 
> with different codecs I am trying to avoid some
> clicking and sound distortion, which is I am experiencing right now. 
> Speex sometimes is better than G.711, but still having the same
> glitching. My question is, is there any way to fix it by playing with 
> some parameters on * side, or it's better to play with X-Lite 
> parameters?
>
>
>
> All the Best!
> Sergey.
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