[Asterisk-Users] recording files for menues

[Michiel Betel]

Shoval Tom wrote:

>Either it's not working, or I don't know what I'm doing. It's giving me the
>error "sox: effect '.gsm' is no known!
>  
>
Sounds like your copy of sox was not compiled with gsm enabled.. or you 
put a space between the ...wav`.gsm bit....

check with a single file like this:

$ sox file.wav -r 8000 file.gsm resample -ql

Michiel