[SR-Users] Registrar path support on lookup

[Ben Langfeld]

In that case the issue would have to be with the Kamailio-based edge proxy
which is not routing based on the second Route in the list. Is that a known
issue? I can provide more details if you think I'm on the right track.

On 4 December 2014 at 10:09, Daniel-Constantin Mierla <miconda at gmail.com>
wrote:

>  Hello,
>
> having more record-route addresses in the same header, separated by comma,
> it is valid. Other headers (Via, Record-Route, Supported, Required ...) can
> have same format, it is a matter of UAC how it builds them, each with a
> header name or all under same header name.
>
> Cheers,
> Daniel
>
>
> On 04/12/14 12:24, Ben Langfeld wrote:
>
> I'm facing a problem which I believe may be a bug in the registrar
> module's lookup. When a registration comes with multiple Path headers,
> these are recorded in the location table as comma separated. When the
> lookup is performed and these are used to construct the Route header(s) on
> an INVITE, this comma-separated list is not split into multiple Route
> headers, but instead included verbatim in a single header.
>
>  Here comes my theory for how this breaks my scenario:
>
>  When the INVITE then reaches the first hop (first Path header, also
> Kamailio), relay() sees that the Route header is itself and/or sees that
> there is only one Route header.
>
>  The observed result is that the first hop then sends the INVITE directly
> to the Contact, instead of via the second hop.
>
>  An example of the situation I'm facing is shown in
> https://gist.github.com/benlangfeld/b374a0ce0bdb6bdc35e7.
>
>  Is there a particular reason the combined path is not split on lookup?
> Is this a bug / oversight? Am I crazy?
>
>  Thanks!
> Ben
>
>
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>
> --
> Daniel-Constantin Mierlahttp://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
>
>
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