Samsung GT-N7105 4.4.2 Root and Unlock Done [reference]
root phone first Root Galaxy Note 2 LTE (GT-N7105) on All Android 4.4.2 KitKat Firmware
Allow USB Debugging in Phone Settings
1. Phone must be powered on.
2. Type *#7284# and choose Modem for UART.
3. Type *#9090# and choose DM over UART.
4. Connect the phone to UART port.
5. Choose correct COM port in port settings
6. Press "Unlock" button.
after unlock just repair IMEI
root phone first Root Galaxy Note 2 LTE (GT-N7105) on All Android 4.4.2 KitKat Firmware
Allow USB Debugging in Phone Settings
1. Phone must be powered on.
2. Type *#7284# and choose Modem for UART.
3. Type *#9090# and choose DM over UART.
4. Connect the phone to UART port.
5. Choose correct COM port in port settings
6. Press "Unlock" button.
after unlock just repair IMEI