nichky
interface lte firmware-upgrade lte1
This check if you have latest firmware or not.
More details: https://wiki.mikrotik.com/wiki/Manual:Interface/LTE#Modem_firmware_upgrade
List of latest fw:
- R11e-LTE12 (EG12-EA) EG12EAPAR01A06M4G
- R11e-LTE6 v026 (12.11.2020)
- R11e-LTE MikroTik_CP_2.160.000_v018 ← YOUR
- R11e-LTE-4G v9
- R11e-LTE-US v16.02.183961
- SXT LTE 3-7 |-> chip:2.0 fw:0.1.2.4
Add the monitoring scheduler and script who LOG changes in lte, writed here: http://forum.mikrotik.com/t/r11e-lte6-2ca-not-staying-connected/136004/22
This should give you and to support all necessary information.