> On 10 Oct 2023, at 10:17, Barry Flanagan via sr-users
> <sr-users@lists.kamailio.org> wrote:
>
> On 10/10/2023 15:09, Ben Kaufman wrote:
>> Would this work: use append_branch() in the request_route, then in your
>> failure route:
>>
>>
>>
>> $var(temp_ru) = $ru;
>> t_next_contacts();
>> $du = $ru;
>> $ru = $var(temp_ru);
>
> Unfortunately not, because the $du next hop can be different for each branch,
> but $ru can be the same.
>
> Gives me an idea though - perhaps when I call append_branch I can add a tag
> to the $ru like ';nexthop=XXX.XXX.XXX.XXX:PPPP' and then extract that in my
> failure route.
This is good if $du is the _only_ branch-specific attribute you need to change
besides R-URI, but would be poor solution if you need support for arbitrary,
shifting parameters. Most call routing systems eventually evolve such.
-- Alex
--
Alex Balashov
Principal Consultant
Evariste Systems LLC
Web: https://evaristesys.com
Tel: +1-706-510-6800
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