Cant connect to computers in your network

1. Click start button

2. Click "My Network Places"

3. Right-click and click on "Properties"

4. Right-click on "Local Area Connection" and click on "Properties"

5. click on the "Authentication" tab

6. Uncheck "Enable network access control using IEEE 802.1X"

7. Click "OK"

Hopefully that should fix the problem. If it didn't then you have a different problem. Enjoy!