Tellit FN990A40 call failed [internal] interface-in-use-config-match

[Daniele Palmas]

Hi Paul,

Il giorno gio 28 set 2023 alle ore 15:31 Paul Gildea <gildeap at tcd.ie>
ha scritto:
>
> Hi,
>
> Using this modem variant with different MNO's in EU and US, in each place when the modems go out of service, the network stops correctly, but often the modems will never connect again, instead it will give this error each time: call failed [internal] interface-in-use-config-match.
>
> Anybody know what this means?

That error is returned when the modem thinks that a data call with the
same policy is already connected or connecting.

> The modems will connect without issue if they are rebooted.

Maybe it could be enough to put the modem in airplane mode... Anyway,
this should be investigated on the modem side, I suggest you contact
Telit TS.

Regards,
Daniele