Honor the channel mask while trying to join the network. If you know you're on TTN, then there is no reason to send JOIN packets on non- TTN channels. If you don't like this behavior, don't set a subband prior to trying to join.
Honor the channel mask while trying to join the network. If you know
you're on TTN, then there is no reason to send JOIN packets on non-
TTN channels. If you don't like this behavior, don't set a subband
prior to trying to join.

mcci-catena/arduino-lmic,mcci-catena/arduino-lmic,mcci-catena/arduino-lmic