Hi Wu, > When I use kernel 4.1.6 to test BT 6lowpan, the error of "SMP security requested but not available" is shown. > > 1. I use bluetoothctl power on > > 2. echo 1 > 6lowpan_enable > > 3. echo "connect 00:XX:XX:XX:XX:XX:XX 1" > 6lowpan_control. > > Then "SMP security requested but not available". > > I test kernel 4.1.3 and BT 6lowpan works well. > > Any suggestion? Thanks. can try to boot a bluetooth-next kernel and see if the error is still present. We included a fix for the warning. Regards Marcel -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html