Could not start the net logon service

c:\>netsh winsock reset

Network card not getting an IP address

or more accurately...

When I attempt to logon to a domain I just joined I
cannot and when i go into services the net logon service
is stopped I attempt to start it and get this message -

Could not start the net logon service on the local
computer. Error 10106: The requested service provider
could not be loaded or initialized.
Solution:
How to determine and to recover from Winsock2 corruption in Windows Server 2003, in Windows XP, and in Windows Vista

http://support.microsoft.com/?kbid=811259