[asterisk-users] Asterisk on VM with NO DAHDI hardware

[Shaun Ruffell]

On Thu, Sep 13, 2012 at 09:35:55AM -0500, Shaun Ruffell wrote:
> On Thu, Sep 13, 2012 at 09:49:37AM +0200, Olivier wrote:
> > 2012/9/13 Shaun Ruffell <sruffell at digium.com>
> > 
> > > On Wed, Sep 12, 2012 at 11:52:40PM -0400, Mark Robinson wrote:
> > > > I know that asterisk on virtual machine require a timing source.
> > > > What would you suggest to use for timing? We will plan to use only
> > > > SIP and IAX2.
> > >
> > > If you're on a newish kernel (something later than v2.6.22), can use
> > > app_confbridge instead of app_meetme, and do not need app_page
> > > (unless you can can join the beta / wait for Asterisk 11) you can
> > > simply use res_timining_timerfd.
> > 
> > How do you specify this ?
> > Passing options when compiling asterisk from source ?
> 
> It should build by default if your platform supports it.
> 
> In menuconfig, check that the module is enabled:
>   "Resource Modules" :  [*] res_timing_timerfd 
> 
> Ensure that res_timing_timerfd.so is loaded in
> /etc/asterisk/modules.conf:
> 
>   [modules]
>   noload => res_timing_dahdi.so
>   noload => res_timing_pthread.so
>   load => res_timing_timerfd.so
> 
> And you can ensure you have a timing source in asterisk with timing
> test, which will also show which timing source you're using:
> 
>   *CLI> timing test 
>   Attempting to test a timer with 50 ticks per second.
>   Using the 'timerfd' timing module for this test.
>   It has been 1000 milliseconds, and we got 50 timer ticks

You may also want to read over this wiki page:
https://wiki.asterisk.org/wiki/display/AST/Timing+Interfaces

-- 
Shaun Ruffell
Digium, Inc. | Linux Kernel Developer
445 Jan Davis Drive NW - Huntsville, AL 35806 - USA
Check us out at: www.digium.com & www.asterisk.org