lte_lc_system_mode_preference

enum lte_lc_system_mode_preference

#include <include/modem/lte_lc.h>

LTE mode preference.

If multiple LTE system modes are enabled, the modem can select the mode that best meets the criteria set by this configuration. The LTE mode preference does not affect the way GNSS operates.

Note that there's a distinction between preferred and prioritized mode.

Enumerator
LTE_LC_SYSTEM_MODE_PREFER_AUTO	No LTE preference, automatically selected by the modem.
LTE_LC_SYSTEM_MODE_PREFER_LTEM	LTE-M preferred.
LTE_LC_SYSTEM_MODE_PREFER_NBIOT	NB-IoT preferred.
LTE_LC_SYSTEM_MODE_PREFER_LTEM_PLMN_PRIO	Network selection priorities override system priority, but if the same network or equal priority networks are found, LTE-M is preferred.
LTE_LC_SYSTEM_MODE_PREFER_NBIOT_PLMN_PRIO	Network selection priorities override system priority, but if the same network or equal priority networks are found, NB-IoT is preferred.