SAMSUNG L870 unlock done
 

Selected model: I200
Selected com port: COM3
Selected speed port: 921600
Power On phone
Press on phone keyboard code *#0228#
Press Back and press 2 key
Select UART-CP and connect phone on cable
Phone detected
[SOFTWARE]:870BAHJ3
[Unique number]:0540000433628
[IMEI]:354465020622889
[Serial number]:R9WQA41446
Start Bruteforce
Msl code detected: 065005
Unlock - ok
Elapsed time: 32523 second, sw ver: 3.5.0026