[asterisk-users] dahdi_dummy required?

[covici at ccs.covici.com]

Kevin P. Fleming <kpfleming at digium.com> wrote:

> On 09/23/2011 02:50 AM, Ishfaq Malik wrote:
> > On Thu, 2011-09-22 at 22:19 -0600, Troy Telford wrote:
> >> I'm running Asterisk 1.8.4.4; I'm new to asterisk, and have been
> >> reading the Asterisk Definitive Guide, and it mentions that dahdi_dummy
> >> should be used to provide an interface for Asterisk to get kernel
> >> timing. - espescially if using timing-dependant modules.
> >>
> >> I have a minor question: is dahdi_dummy necessary or useful anymore -
> >> espescially for users who don't have DAHDI hardware?
> >>
> >> I ask because I just checked out dahdi 2.5 from svn&  built (against
> >> the Linux kernel 3.0)
> >>
> >> I noticed that dahdi_dummy didn't seem to be built; when I poked around
> >> in the changelog, I saw:
> >>      * README: README: Remove references to dahdi_dummy. Since
> >>        dahdi_dummy is no longer required remove the references from
> >>        README. (issue #17959) Reported by: glen201 Origin:
> >>        http://svnview.digium.com/svn/dahdi?view=rev&rev=9308
> >>
> >> So am I correct in assuming dahdi_dummy isn't needed/useful anymore?
> >
> > Application MeetMe will not work without it.
> 
> This is completely incorrect. MeetMe never relied on dahdi_dummy
> specifically, it requires DAHDI to have a working timing source. Yes,
> at one point dahdi_dummy was available to provide a timing source if
> there weren't any DAHDI cards in the system... but it is no longer
> necessary. DAHDI is now able to provide timing and audio mixing using
> kernel timers using a built-in timer, so there is no need for a
> separate module. The ChangeLog entry above is correct, as of DAHDI 2.4
> and later.

So, how do I get this to work -- when I tried to do this, I could get a
conference all right, but it would not record the conference till I
actually loaded dahdi-dummy -- which seems to be still built.  I am
using 9729 out of trunk.

-- 
Your life is like a penny.  You're going to lose it.  The question is:
How do
you spend it?

         John Covici
         covici at ccs.covici.com