[asterisk-users] modprobe Ztdummy is not working

[Tzafrir Cohen]

On Fri, Oct 20, 2006 at 04:51:47PM -0400, Jean-Etienne Kelly wrote:
> Hi,
> 
> I've install zaptel and I don't have a Digium card installed in the machine.
> So I want to install ztdummy to have Music On Hold working. I've follow
> these instruction http://www.voip-info.org/wiki-Asterisk+timer+ztdummy and
> at the point "modprobe ztdummy" it's failing. I'm getting these messages: 
> 
> root at dubic:~# modprobe ztdummy
> FATAL: Error inserting ztdummy (/lib/modules/2.6.17.6/misc/ztdummy.ko):
> Unknown symbol in module, or unknown parameter (see dmesg)
> FATAL: Error running install command for ztdummy
> 
> After doing dmesg I'm getting this:
> [...]
> Zapata Telephony Interface Registered on major 196
> Zaptel Version: 1.2.7 Echo Canceller: KB1
> ztdummy: Unknown symbol rtc_register
> ztdummy: Unknown symbol rtc_unregister
> ztdummy: Unknown symbol rtc_control
> ztdummy: Unknown symbol rtc_register
> ztdummy: Unknown symbol rtc_unregister
> ztdummy: Unknown symbol rtc_control
> ztdummy: Unknown symbol rtc_register
> ztdummy: Unknown symbol rtc_unregister
> ztdummy: Unknown symbol rtc_control
> ztdummy: Unknown symbol rtc_register
> ztdummy: Unknown symbol rtc_unregister
> ztdummy: Unknown symbol rtc_control
> ztdummy: Unknown symbol rtc_register
> ztdummy: Unknown symbol rtc_unregister
> ztdummy: Unknown symbol rtc_control
> ztdummy: Unknown symbol rtc_register
> ztdummy: Unknown symbol rtc_unregister
> ztdummy: Unknown symbol rtc_control
> ztdummy: Unknown symbol rtc_register
> ztdummy: Unknown symbol rtc_unregister
> ztdummy: Unknown symbol rtc_control
> 
> I have Kernel 2.6.17.6, and zaptel 1.2.10.
> 
> What do you thing about this?
> Thanks

What Linux distribution? Self-complied kernel?

Does it have RTC enabled?

To answer the latter, please provide the output of:
grep RTC path/to/kernel_config

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