@STLearner please accept the initial reply as the solution if you feel it solved your problem

Hi @STLearner,This is an interesting error you are encountering. The increment of the frame counter should be handled by the by the LoRaMAC of I-CUBE-LRWAN. Unless you have modified the MAC or are using other firmware on your device this should not b...

Hi,You may need to set your Join RX1 Delay to 5s.For your firmware this can be done with the command AT+JN1DL=5000<CR>For an explanation of why please see this ThingsNetwork community posthttps://www.thethingsnetwork.org/forum/t/i-cube-lrwan-problem/...