how to get unbanned from alteriwnet (real solution!)

First of all do exactly what i do otherways it wont work. Works for this erros Steam authorization failed, you are banned from modern warfare 2

Step 1.

Go to your alteriwnet root folder. There you delete these files:

steam_api.dll, caches.

Then go to your bootstrap folder. Delete this file:

caches.

Step 2.

Download windows 7 mac address changer v1.5
link: Download Win7 MAC Address Changer 1.5 Free - Simply change your MAC address - Softpedia

Run as administrator.

Change all network cards.
(some spoofed adress wont work in windows 7 you need to change to another one)

Disable the network cards and reenable look if it worked. Open cmd and type ipconfig/all

Step 3.

Run alteriwnet lett it update. You will get this error: iw_22.iwd just click ok and you can play game