[asterisk-users] GSM codec is a good choice ???

[Philipp Kempgen]

Alejandro Cabrera Obed schrieb:
> Dear all, I have Asterisk 1.4 with SIP. I have a voicemail implemented
> with GSM sound files.
> 
> The problem is I have IP phones Utopix HyperPhone 202 which support
> only G.729a/u and G.723.1 high/low, but not GSM.

http://www.utopixnetworks.com.ar/ip_phones_hiperphone_202.php
According to the web site the Utopix HiperPhone 202 and 112
support G.711a/u (alaw/ulaw) as well.
So why not use G.711a for everything?


    Philipp Kempgen
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