[SR-Users] branches usage

[Uri Shacked]

On Tue, Mar 27, 2012 at 3:13 PM, Uri Shacked <uri.shacked at gmail.com> wrote:

>  Hi,
>
>
>
> Following the advice I got on the subject “remove_hf" and "append_hf" one
> after the other , twice, issue”, I tried to work with the “append_branch()”
> function.
>
> What I need to do is, after I received the invite from the original user,
> I use SIP methods to work with the NP server. I subst() the user part, send
> the call to the NP server, get the reply, parse it and then subst() back to
> the destination and send the call out.
>
> Doing it with “append_branch” seems logical.
>
> I do “append_branch()” before changing the user,  get the reply (301),
> goes on to failure route after the branch route was called, and from there
> I have a problem.
>
> I need to continue my flow without the branch I added. How do I return to
> the original on?
>
> I read about the t_drop_replies but didn’t quit understand…..
>
>
>
> BR,
>
> Uri
>
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