[Freeswitch-users] append header when LOSE_RACE

[Brian West]

But what purpose is this tracking serving? There are much more efficient
ways to accomplish this I suspect.

On Fri, Aug 12, 2016 at 2:49 AM, Anonim Stefan <fanx07 at gmail.com> wrote:

> On Thu, Aug 11, 2016 at 9:11 PM, Brian West <brian at freeswitch.org> wrote:
>
>> What exactly do you need to append and why?
>>
>
> Suppose there are two parallel bridged legs. Using python application in
> an extension, I append "X-TO-LB:1" for the first one and "X-TO-LB:2" for
> the second one. I "mod_distribute" the INVITEs to my SIP server core that
> knows to dispatch to balancers based on that header value. Next, suppose
> leg 1 answers and leg 2 gets CANCELed. I need that CANCEL to also contain
> "X-TO-LB:2" in order to be dispatched to its destination(right now the
> CANCELed endpoint still keeps ringing because the CANCEL does not have that
> header).
>
> Note: "X-TO-LB:" is not for balancing purpose but for identifying the
> balancer responsible for the bridged leg.
>
> I want to do it like this in order not to keep the LB<->ENDPOINT mapping
> in my python script as long as the SIP core knows to do the dispatching.
>
> Thanks,
> Stefan
>
>
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*Brian West*
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