> On 22 Jul 2023, at 23:40, aster...@phreaknet.org wrote:
>
> On 7/22/2023 4:51 PM, Dirk-Willem van Gulik wrote:
>> We have a couple of parallel ring settings (and this has worked well for
>> eons).
>>
>> Either in the form of
>>
>> same => n,Dial(SIP/1001 & SIP/1002 & SIP/1003 …..)
>>
>> Or via a subroutine (below) that has a bit of extra logic:
>>
>> FOO = 1010 & 1019 & 1017 & 1033
>> ...
>> same => n,gosub(sub-callout,s,1,(${FOO},”Ringing all class FOO
>> telefons"))
>>
>> Now I have two types of phones (different) era’s that require slightly
>> different Alert-Info headers.
>>
>> How can one introduce a layer of indirection at phone (extension) level that
>> adds those headers ?
> I'm assuming you mean at the device level, and that you want to send only the
> relevant header to each device?
> Use pre-dial handlers; a unique handler runs on each destination channel.
> With PJSIP, you're forced to do this anyways, but SIPAddHeader adds these to
> the calling channel first, which explains the problem you have now.
Aye - problem is - I have some 79XX phones for which I am very reliant on
functionality from https://usecallmanager.nz/documentation-overview.html that
is not in PJSIP.
> How you determine the right header to send on each channel is something you
> still need to do. For example, you could detect the user agent in your
> pre-dial handler and add the appropriate header. This is a common enough
> scenario for things like setting the ring cadence that I wrote an application
> to handle this for me.
OK - that is not quite as neat as I had hoped - but perfectly doable. And easy
to wrap.
Thanks,
Dw.
--
_____________________________________________________________________
-- Bandwidth and Colocation Provided by http://www.api-digital.com --
Check out the new Asterisk community forum at: https://community.asterisk.org/
New to Asterisk? Start here:
https://wiki.asterisk.org/wiki/display/AST/Getting+Started
asterisk-users mailing list
To UNSUBSCRIBE or update options visit:
http://lists.digium.com/mailman/listinfo/asterisk-users
