Hi Christopher,

>>
>> Also, I made failing to initialize +CMER fatal in commit
>> b274e74102c7a4b96c06dba895cf0cb444fa54c3. Can you please double-check
>> that it is working as intended, I only performed basic sanity checking
>> on my end.
>
> I sent the CMER-string that is not supported by Telit (3,0,0,1) and the
> netreg atom gets removed after a corresponding error message (the modem
> still sets up a ppp connection afterwards):
>

Strange, ofono shouldn't even let you attach or activate the context 
until after the netreg atom is fully initialized.  Do you have a log?

Regards,
-Denis