[SR-Users] TOPOS, 183 (before a 200OK) and SIP INFO

Giovanni Tommasini giovanni.tommasini at evoseed.io
Thu Apr 28 09:28:17 CEST 2022


Thanks Henning,
the problem described in the issue 3090
<https://github.com/kamailio/kamailio/issues/3090> looks very similar to
mine; I will organise myself to test the patch.

Thanks, have a nice day

Giovanni


On Wed, Apr 27, 2022 at 7:47 PM Henning Westerholt <hw at gilawa.com> wrote:

> Hello,
>
>
>
> did you also looked into this:
> https://github.com/kamailio/kamailio/issues/3090
>
>
>
> There is a commit references in the issue, in case you want to test it.
>
>
>
> Cheers,
>
>
>
> Henning
>
>
>
> --
>
> Henning Westerholt – https://skalatan.de/blog/
>
> Kamailio services – https://gilawa.com
>
>
>
> *From:* sr-users <sr-users-bounces at lists.kamailio.org> *On Behalf Of *Giovanni
> Tommasini
> *Sent:* Tuesday, April 26, 2022 7:51 PM
> *To:* Kamailio (SER) - Users Mailing List <sr-users at lists.kamailio.org>
> *Subject:* [SR-Users] TOPOS, 183 (before a 200OK) and SIP INFO
>
>
>
> Hi kamailiers,
>
>
>
> I ask your help for a strange situation with topos, 183 (before a 200OK)
> and SIP INFO
>
>
>
> My topology is kamailio in front of asterisks; so kamailio has 2
> interfaces (1Public to talk with customers and carriers and 1 Private to
> talk with asterisk).
>
> In the image:
>
> - the first column is the customer
>
> - the second is the public interface of kamailio
>
> - the third is the private interface of kamaiio
>
> - the fourth is asterisk
>
>
>
> As you can see in the image, the customer send an INVITE and the carrier
> give back the IVR messages in a 183 (before a 200OK) asking for an IVR
> selection.
>
> The customer (configured to use SIP INFO) types a key and sends in INFO,
> but as you can see kamailio sends the INFO to himself to private interface
> instead of sending it to asterisk as if the contact that handled topos
> contained incorrect information.
>
>
>
> - If the customer is configured with a RFC2833
>
> - or if the IVR messages is not in a 183 but is sent after a 200OK
>
> - or if I disabe TOPOS
>
> *all works fine*
>
>
>
> I used kamailio 5.5.3, I also try to upgrade to 5.5.4 but nothing change
>
>
>
> Maybe could be connected with
>
> https://github.com/kamailio/kamailio/issues/2344
>
> https://github.com/kamailio/kamailio/issues/1077
>
>
>
> Could be a kamailio bug for this particular situation or am I getting lost
> in a glass of water?
>
>
>
> thanks a lot
>
> cheers
>
> Giovanni Tommasini
>
> *evoseed s.r.l.*
>
>
>
>   phone:  +39 340 11 28 800
>      mail:  giovanni.tommasini at evoseed.io
>       site:  evoseed.io
> address:  Via Lucrezio 13, Trieste Italy
>
>
>
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