Re: [hylafax-users] How to enable ECM?

[Lee Howard <faxguy@howardsilvan.com>]

On 2003.08.26 14:40 George Bell wrote:
> It appears that the default values for modem parameters are:
> 
> AT+FCC=1,5,2,2,3,0,0,0,0
> 
> I'd like to enable ECM, by turning the sixth paramter to a "1".
> The modem is working in 2.0 fax mode.

Well, in Class 2.0 the modem's firmware must support ECM.  You can find 
out with AT+FCC=?.

> I tried writing the default into the modem itself, but this didn't
> work.  It appears that hylafax overrides the modem values and
> places its own.  I've looked in config.ttySN and the config files
> in /usr/lib/fax but can't see anywhere to change this.
> 
> How do I turn on ECM?

It should "turn on" automatically if it is supported by the modem.

Lee.

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