[asterisk-dev] Difficult transfer problem

David Cunningham dcunningham at voisonics.com
Mon Feb 14 02:03:25 CST 2022


Thank you Dennis. I can see the MixMonitor and PITCH_SHIFT audio hooks -
would you happen to be aware of any others?


On Sun, 13 Feb 2022 at 21:38, Dennis Buteyn <dennis.buteyn at xorcom.com>
wrote:

> On 2/10/22 23:08, David Cunningham wrote:
>
>
> I wonder if there's any other way to prevent the channel from being
> optimized out? This is for the Local channel that's created by the atxfer
> key defined in features.conf, so we don't have a Dial that we can add a /n
> to.
>
> Not that I know of, no. Nor can I find anything in Asterisk documentation
> such as a Set(CHANNEL(...)=) option. Generally you *want* local channels
> to be optimized out as each channel consumes resources.
>
>
> We know that using Monitor will prevent it for example. Is there something
> which we can use with no effect on the channel other than preventing
> optimization? Recording all calls would be a little heavy-handed for the
> purpose.
>
> I suppose any channel hook would have the same effect, or any application
> that explicitly prohibits optimization from taking place such as Queue().
>
> --
> Dennis Buteyn
> Xorcom Ltd
>
>

-- 
David Cunningham, Voisonics Limited
http://voisonics.com/
USA: +1 213 221 1092
New Zealand: +64 (0)28 2558 3782
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