[Asterisk-bsd] Choppy sound error when starting server

[Kiel R Stirling]

On Sun, 2005-04-03 at 22:16, Staffan Ulfberg wrote:
> Kiel R Stirling <kiel at knss.net> writes:
> 
> > I am new to asterisk so please be kind. When I start asterisk I get this
> > error "Unable to open pseudo channel for timing...  Sound may be
> > choppy."
> 
> Some Asterisk modules use the zaptel device for timing.  If you do not
> have any hardware supported by the zaptel driver, you can load the
> "ztdummy" driver instead.  I do not know if it is as good as the real
> thing (I vaguely remember reading it uses some USB timer instead of
> the one built into the Digium hardware).  I do not believe the rc.d
> file that comes with the zaptel port loads ztdummy by default.
> 
> Try:
> 
> # kldload /usr/local/lib/zaptel/zaptel.ko
> # kldload /usr/local/lib/zaptel/ztdummy.ko

When I load the above modules and restart asterisk. Making a call locks
my system.

> 
> Staffan
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