[Asterisk-Users] asterisk sample size adjustment

janvb at caselaboratories.com janvb at caselaboratories.com
Mon Nov 14 08:57:11 MST 2005


hi,

723 needs 30ms + 5ms forward. 729 needs 10ms + 5ms forward. The 
'standard' for 711 is actually 6ms (48 bytes). This would have to be 
done per channel (or per codec), but I am not sure wherever Asterisk 
allow per codec size or run's with one static size???

Jan

trixter aka Bret McDanel wrote:

>Is there any way to adjust the sample size asterisk uses for VoIP
>codecs?  From what I have gathered it uses a fixed 20ms sample size for
>all codecs.  While some require at least this, some can be configured
>for less.  This results in more overhead, but can be tweaked to provide
>more efficient transfer on the backbone links due to ATM framing
>properties.
>
>If anyone has any information on how to change the sample size I would
>appreciate hearing about it, because I cant find anything with google.
>Asterisk is a particularly bad google term since it is used as a
>footnote market, wildcard, etc :P
>
>
>  
>
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