[Users] failure route doubts

[Bogdan-Andrei Iancu]

Hi Jose,

you have a transaction with multiple branches. If you want to add 
something specific per branch, use the branch route (you need to arm it 
before t_relay).

regards,
bogdan

Jose Silva wrote:

> Hi, I'm having some doubts on how to use/do some things with
> dispatcher module and failure route.
> I'll try to explain my problem.
> On my main route block I select the destination (using ds_select_dst)
> to where I want to send the message, and indicate that responses
> should pass through the failure_route, I also add a header with some
> things that are needed by the next proxy. On the failure route when I
> get 408 Time Out I mark the previous destination and select the next
> destination. until here everything goes fine. After this I want to
> change the message that I'm going to send to next proxy, for this I
> need to remove the header that I inserted previously on the main route
> block and access the destination URI that the ds_next_dst updates.
> My first doubt is that when I print the destination URI  it has the
> previous destination ( the one used in the main route block) but when
> it relay's the message it goes to the right destination (the one
> returned from ds_next_dst), Is there any reason for this ? I'm using
> $du to access it, is this wrong?
> My second doubt is, what sip message do I have access to in the
> failure route (the one I received or the one I sent out)? I ask this
> because I try to remove the header I inserted in the main route block
> and it does not remove anything but when I relay the message the
> header I tried to remove goes on the message.
>
>
> Thanks in advance,
> José Carlos Silva
>
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