UE Initiated Dedicated Bearer

[Jack Broderick]

Hi Aleksander and Giacinto,

Thanks for the feedback.

On Mon, Apr 26, 2021 at 1:15 PM Giacinto Cifelli <gciofono at gmail.com> wrote:

> Hi Aleksander,
>
> the business of secondary bearers is a bit murky, and so far it is
> limited to VoLTE in practical usage, for which use the modems create
> it automatically on top of the IMS bearer when an ATD<num>; command is
> entered (or equivalent on MBIM/QMI).
>
> BR,
> Giacinto
>
>
> On Mon, Apr 26, 2021 at 7:01 PM Aleksander Morgado
> <aleksander at aleksander.es> wrote:
> >
> > Hey,
> >
> > > I then came across this MR
> https://gitlab.freedesktop.org/mobile-broadband/ModemManager/-/merge_requests/477?commit_id=bb6ed93dda185e679b76f77ffc67aa3a4a9eaf83
> which appears to be related to creating multiple bearers and configuring
> said profiles through MM. I didn't see anything specifically related to
> QOS/dedicated bearers but it made me wonder if this goal could be
> accomplished with MM.  I am curious if anyone has experience with creating
> UE Initiated Dedicated bearers with AT commands? Or, more related to the
> context of this forum, if there are provisions for this configuration
> within MM.
> >
> > That branch is related to creating multiple default bearers / primary
> > contexts. There is no support in MM, at the moment, to create
> > dedicated bearers / secondary contexts with different QoS settings.
> > Would be a nice addition though, although not completely trivial (as
> > the lifecycle of the dedicated/secondary is bound to the lifecycle of
> > a different default/primary one).
>
It would be very nice :) but I can understand the difficulty, it is
difficult enough with just AT commands...

> >
> > --
> > Aleksander
> > https://aleksander.es
> > _______________________________________________
> > ModemManager-devel mailing list
> > ModemManager-devel at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/modemmanager-devel


Thanks!
Jack
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