Den ons 8 maj 2019 kl 16:37 skrev Denis Kenzior <[email protected]>: > > Hi Richard, > > > > Just wants to check your thoughts about CREG and LTE only... > > If the modem only has 4g coverage it might set the status to 4 (unknown), > > but ureg would indicate LTE(7). > > I have done a local patch for this in gprs, do not go to de-attached > > state in that case. > > It seems a bunch of devices have this problem. By my reading of 27.007, > CREG should not report status 4 unless there is no coverage whatsoever, > e.g.: > > "4 unknown (e.g. out of GERAN/UTRAN/E-UTRAN coverage)" > > > > > Just wondering if we should combine the CREG and UREG status > > in some way, the problem is that UREG is not indicating roaming or not... > > So that sounds like a bug in the firmware. Does ublox support +CEREG?
Yes they support CEREG according to the AT spec. I have not looked into the difference, do you have an executive, summary? ;) It might be a firmware issue. I have seen multiple cases where it reports unknown but UREG = 7... AND the LTE context still works. --Richard _______________________________________________ ofono mailing list [email protected] https://lists.ofono.org/mailman/listinfo/ofono
