How to Repair WinSock in XP

Repairing Winsock in Windows XP SP2 and Later
1. Click the 'Start' button, then click 'Run.'
2. Type 'cmd' in the 'Run' dialog box and press 'Enter' to display the Windows XP command prompt.
3. Type 'netsh winsock reset' and press 'Enter.' Windows should display the message 'Successfully reset the Winsock Catalog.'
4. Close the command prompt and restart Windows XP. When the computer is finished restarting, you should be able to get online. If you still have a problem, continue to the next section.
Repairing Winsock in Windows XP SP1 and Earlier
5. Click the 'Start' button, then click 'Run.'
6. Type 'regedit' in the 'Run' dialog box and press 'Enter' to open the registry editor.
7. Use the list of folders in the left pane of the window to navigate to 'HKEY_LOCAL_MACHINE,' 'System,' 'CurrentControlSet' and 'Services.'
8. Right-click the 'Services' folder, then click 'Export.' Navigate to the desktop, type 'Winsock Backup' in the 'File Name' box and click the 'Save' button. This creates a backup of the portion of the Windows XP registry that you are about to modify. If you experience a problem during this process, double-click the 'Winsock Backup' file to restore the registry to its original state.
9. Right-click the 'Winsock' folder under the 'Services' folder, then click 'Delete.' Click 'Yes' to confirm.
10. Right-click the 'Winsock2' folder under the 'Services' folder, then click 'Delete.' Click 'Yes' to confirm.
11. Close the registry editor and restart Windows XP.
12. Click the 'Start' button after Windows reloads, then click 'Control Panel.'
13. Double-click the 'Network Connections' icon.
14. Right-click the icon representing the connection that you use to get online (usually 'Local Area Connection) and then click 'Properties.'
15. Click the 'Install' button, then double-click 'Protocol' in the window that appears.
16. Click the 'Have Disk' button.
17. Type 'C:\Windows\inf' in the box labeled 'Copy manufacturer's files from.' Click 'OK.'
18. Double-click 'Internet Protocol (TCP/IP).'
19. Click the 'Close' button, then restart Windows XP. When the computer finishes restarting, you should be able to get online.