[asterisk-users] Can't change Zaptel driver from FCC mode

[Tzafrir Cohen]

On Mon, Oct 23, 2006 at 09:34:10AM +0100, Neil Tancock wrote:
> Hi, I'm using Asterisk with a Digium TDM10B FXO card and it's driving me
> nuts.  I'm based in the UK and have echo problems and need to switch the
> driver from FCC mode to UK mode.
> 
> I've tried modprobe zaptel and modprobe wctdm opermode=UK and the ztcfg.  I
> get no error messages but when I reboot it still comes up as FCC mode?

What is the actual parameter? Any chance it is set elsewhere or that the
module was already loaded?

To check the current value:

cat /sys/modules/wctdm/parameters/opermode

Also verify you don't use the parameter _opermode.

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