if set, display of the registered PLMN is required when the registered PLMN is either the HPLMN or a PLMN in the Service Provider PLMN List (see EFspdi). Otherwise display of the registered PLMN is not required in this case.
if set, display of the Service Provider Name is not required when registered PLMN is neither HPLMN nor a PLMN in the service provider PLMN list (see EFspdi). If not set, SPN display is required in this case.
Flags used to control display of the PLMN name and Service Provider Name. See 3GPP TS 51.011 descripton of the EFspn SIM file for more details.