My netlogon service will not automatically start. When I try to manually start, I get message that approximates "WSAstartup will not start due to underlying system is unavailable to provide network services".
This thinkpad was not a problem to logon into Domain before. All other computers in network are working OK.

Is there a fix?
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CrazyOneConnect With a Mentor Commented:
As far as I can gather you have been hacked.

If you can get to safe mode then

HOW TO: Restore the Operating System to a Previous State in Windows XP;en-us;306084

Log on to Windows as Administrator.
Click Start, point to All Programs, point to Accessories, point to System Tools, and then click System Restore. System Restore starts.
On the Welcome to System Restore page, click Restore my computer to an earlier time (if it is not already selected), and then click Next.
On the Select a Restore Point page, click the most recent system checkpoint in the On this list, click a restore point list, and then click Next. A System Restore message may appear that lists configuration changes that System Restore will make. Click OK.
On the Confirm Restore Point Selection page, click Next. System Restore restores the previous Windows XP configuration, and then restarts the computer.
Log on to the computer as Administrator. The System Restore Restoration Complete page appears.
Click OK.


How Do I Do a "Repair Installation"? 

How to Perform an In-Place Upgrade (Reinstallation) of Windows XP;en-us;315341

Visual aid to the above procedure
Click on How To Run a Repair Install

You May Lose Data or Program Settings After Reinstalling, Repairing, or Upgrading Windows XP;EN-US;312369

Data Loss May Occur After Reinstalling, Repairing, or Upgrading Windows XP;EN-US;312368
plllAuthor Commented:
right on!
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