Manually to resolve the limited or no connectivity, you can go to Start -> Run and type "regedit" thus opening the editor of registry keys. As before touching the registry keys should make a backup to prevent most damage, for each key to be deleted, click on "Export" from the File menu and save so the original versions of these items in order to restore them properly in If you make mistakes. The keys to delete are:
HKEY_LOCAL_MACHINE \ System \ CurrentControlSet \ Services \ Winsock
HKEY_LOCAL_MACHINE \ System \ CurrentControlSet \ Services \ Winsock2
Now you can close the registry.
In the C: \ Windows \ inf (if you do not see the folder options and go from the menu "View" enable view hidden files and folders) Nettcpip.inf search for the file and open it with Notepad.
the section where it is written [MS_TCPIP.PrimaryInstall], you must modify the Characteristics = 0xa0 entry by replacing 0xa0 with 0x80. After saving and closing the file you can go to Control Panel, click Network Connections and look for your connection (LAN). Click the right mouse button, go to the properties, press the Install -> Protocol -> Add, and then "Disk Driver". In the text box you must write the path c: \ windows \ inf, and the next step, select Internet Protocol (TCP / IP).
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