Winsock In Service Pack 1
Delete the corrupted registry keys
1. Click Start, and then click Run.
2. In the Open box, type regedit, and then click OK.
3. In Registry Editor, locate the following keys, right-click each key, and then click Delete:
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\Winsock
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\Winsock2
4. When you are prompted to confirm the deletion, click Yes.
Restart the computer. If you do not restart the computer after you delete the Winsock keys, the next step does not work correctly

Install TCP/IP
1. Right-click the network connection and then click Properties
2. Click Install.
3. Click Protocol, and then click Add.
4. Click Have Disk.
5. Type C:\Windows\inf, and then click OK.
6. There are now 3 possibilities

A. On the list of available protocols, click Internet Protocol (TCP/IP), and then click OK
B. If no protocol was found in C:\Windows\Inf verify if the c:\i386 folder is present and navigate to it

a. On the top of the window click Search
b. On the left choose all files and folders
c. Search for the file name: nettcpip
d. If the file was found right click on it and choose install

C. If c:\i386 doesn’t exist use the XP CD

a. Open a command prompt
b. Type in expand d:\i386\nettcpip.in_ c:\windows\inf\nettcpip.inf
c. Go to step 1.

7. Restart the computer