Jakihiko left a comment (kamailio/kamailio#4756)
> RTPengine should be configured with connection to redis.
>
> When a failover happens, the virtual IP address used by the
>
> RTPengine address needs to be migrated to another node. And ReINVITE
>
> required.
>
>
>
> On Mon, May 25, 2026 at 6:50 PM Jakihiko via sr-dev <
>
> ***@***.***> wrote:
>
>
>
> > *Jakihiko* created an issue (kamailio/kamailio#4756)
>
> > <https://github.com/kamailio/kamailio/issues/4756>
>
> >
>
> > I am encountering an issue regarding how Kamailio handles rtpengine node
>
> > failures mid-call, and I would like to clarify the expected behavior.
>
> >
>
> > The Scenario: I have a setup with multiple rtpengines (e.g., 4 nodes) all
>
> > configured in the same pool with setid=0.
>
> >
>
> > 1. An initial INVITE arrives, and Kamailio successfully selects
>
> > *rtpengine-A* for the call.
>
> > 2. Later in the dialog, a re-INVITE occurs.
>
> > 3. Coincidentally, *rtpengine-A* is unavailable at that exact moment.
>
> > 4. Kamailio then automatically switches to a different rtpengine node
>
> > in the set, eg: *rtpengine-B*
>
> >
>
> > The Question: Based on my reading of an older issue (#2713
>
> > <https://github.com/kamailio/kamailio/issues/2713>), my understanding was
>
> > that Kamailio should not change the rtpengine node mid-call, as a new node
>
> > will not have the media state for the ongoing session.
>
> >
>
> > Could you please confirm if my understanding is correct, or if Kamailio’s
>
> > default failover behavior for mid-call transactions has changed recently?
>
> >
>
> > Note: I don't setup or trying to do anything with High availability. All
>
> > rtpengine are run independently without knowing others
>
> >
>
> > —
>
> > Reply to this email directly, view it on GitHub
>
> > <https://github.com/kamailio/kamailio/issues/4756>, or unsubscribe
>
> > <https://github.com/notifications/unsubscribe-auth/CB4WU7HSAE5TVBZCURTC6HT44RTCLAVCNFSM6AAAAACZMNJAPCVHI2DSMVQWIX3LMV43ASLTON2WKOZUGUYTQMBVGU3TSOA>
>
> > .
>
> > Triage notifications on the go with GitHub Mobile for iOS
>
> > <https://apps.apple.com/app/apple-store/id1477376905?ct=notification-email&mt=8&pt=524675>
>
> > or Android
>
> > <https://play.google.com/store/apps/details?id=com.github.android&referrer=utm_campaign%3Dnotification-email%26utm_medium%3Demail%26utm_source%3Dgithub>.
>
> >
>
> > You are receiving this because you are subscribed to this thread.Message
>
> > ID: ***@***.***>
>
> > _______________________________________________
>
> > Kamailio - Development Mailing List -- ***@***.***
>
> > To unsubscribe send an email to ***@***.***
>
> > Important: keep the mailing list in the recipients, do not reply only to
>
> > the sender!
>
> >
>
>
Thank, but that is not my question.
--
Reply to this email directly or view it on GitHub:
https://github.com/kamailio/kamailio/issues/4756#issuecomment-4537096497
You are receiving this because you commented.
Message ID: <kamailio/kamailio/issues/4756/[email protected]>
_______________________________________________
Kamailio - Development Mailing List -- [email protected]
To unsubscribe send an email to [email protected]
Important: keep the mailing list in the recipients, do not reply only to the
sender!
