[asterisk-dev] Asterisk dialup connection?

Jeff LaCoursiere jeff at sunfone.com
Mon Aug 23 01:10:20 CDT 2010


On Mon, 23 Aug 2010, hadi motamedi wrote:

> Dear AllI need to offer dialup connection for my subscribers. When I put the codec on
> G.711 the dialup connection will be successful but for the G.723 & G.729 it is not. Can
> you please let me know what are stuffs do I need to have dialup connection when choosing
> G.723 & G.729 codecs?
> Thank you
>

You cannot.  The compression algorithms in those codecs will squash any 
kind of modem connection.  Even over G.711u I am surprised you have much 
success.  Certainly nothing over 9600baud?

j





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