[Freeswitch-users] Help needed about building snd_dummy with the dummy.c in skypopen

Giovanni Maruzzelli gmaruzz at gmail.com
Thu Oct 21 13:45:10 PDT 2010

Maybe is a problem with virtualbox. Also, is known that
fs+mod_skypopen+skype clients does not works in virtualbox.

Try it on a real (hardware) machine.

Or (but is less popular) in a xen like virtual machine.


On Thu, Oct 21, 2010 at 4:21 PM, Jian Ren <renjian at gmail.com> wrote:
> Hi,
> I am trying to follow this wiki:
> http://wiki.freeswitch.org/wiki/Skypiax_Skype_Endpoint_and_Trunk
> to setup FS and Skypopen on Ubuntu 8.04(64bit server inside virualbox).
> There is one step asks me to build snd_dummy:
> http://wiki.freeswitch.org/wiki/Skypopen_Skype_Endpoint_and_Trunk#ALSA_and_the_custom_snd-dummy
> The section is like below:
> Ubuntu, Debian
> Note, Ubuntu may have alsa sound drivers installed at /lib/modules/<your
> kernel version>/ubuntu/sound/..., you may need to remove the dir to allow
> modprobe search from the default place: /lib/modules/<your kernel
> verision>/kernel/sound/ (don't forget to rerun /sbin/depmod after removing
> the old sound directory. Eg: /sbin/depmod -a 2.6.24-24-server).
> ./configure --with-redhat=no \
> --with-cards=dummy,usb-audio,hda-intel,hrtimer,rtctimer \
> --with-card-options=all
> make && make install
> After the first make && make install, copy mod_skypopen/configs/alsa/dummy.c
> to alsa-driver-1.0.20sound/drivers/dummy.c .
> make && make install #again :)
> The problem is after I did all of them, when I entered modprobe snd_dummy,
> it always crashed and returned as "killed" on my terminal, I could see it
> dumped out a huge block or data(numbers, etc) on the host but don't
> understand the meaning. While if I used the original dummy.c inside
> alsa-driver-1.0.20, it worked fine.
> Besides, the default ubuntu installation doesn't include kernal dev and
> source, so I did one more step(or it cannot build alsa).
> Did anyone try the same and get it working?
> Thanks!
> Jian
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Giovanni Maruzzelli
Cell : +39-347-2665618

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