Default Need help

Hiya guys...
Been trying to sim-unlock my phone but no luck.
I've rooted it and tried several of the tools available and still cant unlock it.
It's Samsung galaxy S2 and attached is the extracted nv_data.bin file..
Please any help would be greatly appreciated..

Thanks in advance..
Attached Files
File Type: zip nv_data.zip - [Click for QR Code] (11.8 KB, 41 views)