[asterisk-users] Bad audio quality in 1.4-SVN when encoding to alaw/ulaw

Bernhard Schmidt berni at birkenwald.de
Wed Nov 28 13:14:50 CST 2007

Bernhard Schmidt <berni at birkenwald.de> wrote:


> Snom360 ---- SIP/alaw ---- Asterisk voiceprompts (demo application)
>            <---------------- bad
> 	   ----------------> unknown
> Snom360 ---- SIP/gsm  ---- Asterisk voiceprompts (demo application)
>            <---------------- good
>            ----------------> unknown

Voiceprompts (MusicOnHold here) were stored in WAV format, so Asterisk
had to encode in both cases. As soon as I install alaw MOH files the
sound is crystal clear.


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