[SR-Users] handling BYEs generated by dialog-timeout

[* Paolo Visintin - evosip.cloud]

Alex,
Thanks for the link very interesting and useful article!
Il giorno ven 18 gen 2019 alle 23:24 Alex Balashov <
abalashov at evaristesys.com> ha scritto:

> Hi Paolo,
>
> Have a look at this article (shameless plug - I am the author):
>
>
> http://www.evaristesys.com/blog/sip-udp-fragmentation-and-kamailio-the-sip-header-diet/
>
> -- Alex
>
> On Fri, Jan 18, 2019 at 11:20:59PM +0100, * Paolo Visintin - evosip.cloud
> wrote:
>
> > Hi Alex,
> > thanks for your suggestion,
> > maybe RR with DNS alias could be a way to go!
> > Will try asap !
> > And another question,  how do you suggest do make a diet to an INVITE
> with
> > Auth , RR and SDP that exceed the 1500 mtu size ? (without using topos )
> >
> > Many thanks!
> >
> > Paolo
> >
> > Il giorno ven 18 gen 2019 alle ore 22:19 Alex Balashov <
> > abalashov at evaristesys.com> ha scritto:
> >
> > > It seems to me this problem would be more easily solved by using
> > > Record-Route as intended, and finding a way to float the IP address of
> > > the proxy, or injecting a (reliably resolvable!) DNS alias into RR.
> > >
> > > On Fri, Jan 18, 2019 at 10:14:28PM +0100, * Paolo Visintin -
> evosip.cloud
> > > wrote:
> > >
> > > > Hi Alex,
> > > >
> > > > I relay packets with another kamailio on top, that is not using
> > > > record-route; the "inner" kamailio sends packets setting the $du
> relaying
> > > > always to proxy.
> > > > It works well except for packets generated directly in "inner"
> kamailio
> > > > (double bye generated by dialog-timeout).
> > > >
> > > > Paolo
> > > >
> > > >
> > > > Il giorno ven 18 gen 2019 alle ore 22:06 Alex Balashov <
> > > > abalashov at evaristesys.com> ha scritto:
> > > >
> > > > > Hi,
> > > > >
> > > > > Perhaps it is worthwhile to ask the question: why do you want to
> > > > > manipulate $du for these internally generated BYEs? What is the
> root
> > > > > problem you are trying to solve?
> > > > >
> > > > > -- Alex
> > > > >
> > > > > On Fri, Jan 18, 2019 at 03:27:19PM +0100, * Paolo Visintin -
> > > evosip.cloud
> > > > > wrote:
> > > > >
> > > > > > Hello!
> > > > > >
> > > > > > I'm wondering if someone have experience in changing $du on local
> > > > > kamailio
> > > > > > generated packets (like BYE generated at the dialog-timeout) I'm
> > > trying
> > > > > to
> > > > > > manipulate in `event_route[tm:local-request]` with no success.
> > > > > >
> > > > > > In the end I have it working using the `forward()` function and
> then
> > > > > using
> > > > > > `exit;` but in this case instead of having 2 BYEs , kamailio
> sends 4
> > > BYEs
> > > > > > (2 with original $du, 2 with new $du)
> > > > > >
> > > > > > this an example :
> > > > > > event_route[tm:local-request] {
> > > > > >   if ($rm == "BYE") {
> > > > > >     route(SELECT_OUTBOUND_PROXY);
> > > > > >     forward();
> > > > > >     exit;
> > > > > >   }
> > > > > > }
> > > > > >
> > > > > > I'm using a kamailio proxy on top with no record-route (we want
> to
> > > have
> > > > > > multiple instances of proxy that can change ip address).
> > > > > >
> > > > > > Thanks in advance!
> > > > > >
> > > > > > Paolo
> > > > >
> > > > > > _______________________________________________
> > > > > > Kamailio (SER) - Users Mailing List
> > > > > > sr-users at lists.kamailio.org
> > > > > > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
> > > > >
> > > > >
> > > > > --
> > > > > Alex Balashov | Principal | Evariste Systems LLC
> > > > >
> > > > > Tel: +1-706-510-6800 / +1-800-250-5920 (toll-free)
> > > > > Web: http://www.evaristesys.com/, http://www.csrpswitch.com/
> > > > >
> > > > > _______________________________________________
> > > > > Kamailio (SER) - Users Mailing List
> > > > > sr-users at lists.kamailio.org
> > > > > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
> > > > >
> > >
> > > > _______________________________________________
> > > > Kamailio (SER) - Users Mailing List
> > > > sr-users at lists.kamailio.org
> > > > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
> > >
> > >
> > > --
> > > Alex Balashov | Principal | Evariste Systems LLC
> > >
> > > Tel: +1-706-510-6800 / +1-800-250-5920 (toll-free)
> > > Web: http://www.evaristesys.com/, http://www.csrpswitch.com/
> > >
> > > _______________________________________________
> > > Kamailio (SER) - Users Mailing List
> > > sr-users at lists.kamailio.org
> > > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
> > >
>
> > _______________________________________________
> > Kamailio (SER) - Users Mailing List
> > sr-users at lists.kamailio.org
> > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>
>
> --
> Alex Balashov | Principal | Evariste Systems LLC
>
> Tel: +1-706-510-6800 / +1-800-250-5920 (toll-free)
> Web: http://www.evaristesys.com/, http://www.csrpswitch.com/
>
> _______________________________________________
> Kamailio (SER) - Users Mailing List
> sr-users at lists.kamailio.org
> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>
-- 

paolo visintin
direttore tecnico
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