[asterisk-users] strange warnings "no samples for alawtolin"

[jg]

> [Aug 11 21:57:14] WARNING[1992] translate.c: no samples for alawtolin
> [Aug 11 21:57:14] WARNING[2005] translate.c: no samples for alawtolin
> [Aug 11 21:57:15] WARNING[2027] translate.c: no samples for alawtolin
> Hi to all,
>
> I have an elastix box running asterisk 1.8.20 without problem. It's
> about four days I've started seen in log a warning message saying
> "translate.c: no samples for alawtolin", and now the frequency of this
> message is about 6 times a second.
>
> There's no other clue, everything is running smoothly and googling for
> it doesn't help.
>
> Here's an excerpt:
>
> [Aug 11 21:57:15] WARNING[2029] translate.c: no samples for alawtolin
> [Aug 11 21:57:15] WARNING[2038] translate.c: no samples for alawtolin
> [Aug 11 21:57:15] WARNING[2045] translate.c: no samples for alawtolin
> [Aug 11 21:57:15] WARNING[2055] translate.c: no samples for alawtolin
> [Aug 11 21:57:15] WARNING[2059] translate.c: no samples for alawtolin
> [Aug 11 21:57:15] WARNING[2078] translate.c: no samples for alawtolin
> [Aug 11 21:57:19] WARNING[2093] translate.c: no samples for alawtolin
> [Aug 11 21:57:19] WARNING[2095] translate.c: no samples for alawtolin
> [Aug 11 21:57:19] WARNING[2110] translate.c: no samples for alawtolin
> [Aug 11 21:57:19] WARNING[2120] translate.c: no samples for alawtolin
> [Aug 11 21:57:19] WARNING[2125] translate.c: no samples for alawtolin
> [Aug 11 21:57:19] WARNING[2132] translate.c: no samples for alawtolin
> [Aug 11 21:57:19] WARNING[2139] translate.c: no samples for alawtolin
> [Aug 11 21:57:19] WARNING[2141] translate.c: no samples for alawtolin
> [Aug 11 21:57:20] WARNING[2152] translate.c: no samples for alawtolin
> [Aug 11 21:57:20] WARNING[2174] translate.c: no samples for alawtolin
> [Aug 11 21:57:20] WARNING[2177] translate.c: no samples for alawtolin
> [Aug 11 21:57:20] WARNING[2208] translate.c: no samples for alawtolin
> [Aug 11 21:57:20] WARNING[2210] translate.c: no samples for alawtolin
> [Aug 11 21:57:20] WARNING[2222] translate.c: no samples for alawtolin
>
> Does anyone have an idea of what is means and how I can get rid of it?
>
> Thanks
AFAIK this is related to the settings of silence suppression. I haven't seen this for a while, 
but you might want to check the "Silence Suppression", or "Voice Activity Detection" (VAD) 
settings of your SIP endpoints.

jg