[asterisk-users] How do I remotely force an *unconfigured* Digium DPMA phone to re-query the network for the DPMA server?

[George Joseph]

On Fri, Sep 6, 2013 at 10:41 AM, Alex Villací­s Lasso
<a_villacis at palosanto.com> wrote:
> Consider the following scenario:
>
> 1) One or more Digium DPMA phones are plugged into the network. I know their
> IP addresses and MACs.
> 2) The Asterisk I want to use as the telephony server starts without the
> DPMA module. Therefore there are no DPMA sessions between the phones and the
> server.
> 3) I install DPMA on the server, and write its configuration file for the
> phones. I will tie each phone to its configuration using the MAC, which I
> already know (config_auth=mac)
> 4) I reload the module as required to reload the configuration file.
>
> Now that everything else is ready, I have to make the previously
> unconfigured Digium phones to query the net for the DPMA server.
>
> How?
>
> I would rather not physically locate and reset every single phone (all 100
> of them, to cite a random number). I want a way to remotely force the phones
> to re-query the net and discover the configured DPMA server. The
> "digium_phones reconfigure all" would work for this, except that it needs an
> existing DPMA session, and there is none, since I configured the server for
> the first time. However, since I know the IP addresses of the phones, I
> could send some kind of notification to the phones. But I do not know which
> one. For some phones other than Digium, some variations of the SIP NOTIFY
> command will force the phone to request its configuration anew. Is there any
> equivalent for Digium phones?

Apparently notify.check-sync does work but only if you're NOT using
the DPMA.  I just tried it and the phone just responds with a 200/OK
and does nothing.

>
> A variation: the same Asterisk server has a bunch of configured DPMA phones.
> I now add a fresh batch of phones to the net. Since their MACs are unknown
> to the Asterisk server, the phones will remain unconfigured. I add the MACs
> to the file and reload the module. How do I make the fresh batch of phones
> to re-query the net and pull its configuration without having to physically
> go to each one and reset or otherwise interact with it?
>

I'm going to be running into the same scenarios as I add more phones.