PDP settings for LTE only network
Aleksander Morgado
aleksander at aleksander.es
Wed Jun 15 08:23:29 UTC 2022
Hey!
>
> Is there an equivalent setting in the NetworkManager system connection configuration file for -- 3gpp-set-initial-eps-bearer-settings='apn=something' ?
>
No, there is no such thing. There's a bit of a grey line between what
NM should or should not do in this regard. The Initial EPS bearer
settings are part of the settings required during registration, even
before the modem gets connected, so NM doesn't really do anything in
that regard, it doesn't take care of "configuring disconnected
modems". If anything, a systems-level settings application should take
care of that configuration, e.g. the GNOME Settings app in a standard
Linux desktop.
> Is there a similar command or NM setting to set the modem UE Usage Setting to data-centric mode?
> Equivalent to: AT+QNVFW="/nv/item_files/modem/mmode/ue_usage_setting",01
>
> That command came from a Quectel document for AT&T 3G Sunset Guide.
>
mmcli has --3gpp-set-eps-ue-mode-operation=ps2 for that, but it will
only work if the modem supports +CEMODE; not all modems I've found
support it. And even so, I'm not sure if the CEMODE command would be
fully equivalent to that change in the settings with QNVFW, maybe ask
Quectel about that?
As with the initial EPS bearer settings, this is a registration
related setting, so NM knows nothing about any of that.
--
Aleksander
https://aleksander.es
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