Na Windows 7 nastavit klic v Registry
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Lsa\LMCompatibilityLevel
Nastavit na 1. Pokud LMCompatibilityLevel chybi, pak vytvorit jako DWORD.
Vice informaci o LMCompatibilityLevel
http://technet.microsoft.com/en-us/library/cc960646.aspx
http://www.windowsnetworking.com/kbase/WindowsTips/WindowsNT/RegistryTips/Password/NTLMv2NTAuthenicationinNTandWin9xclients.html
Tim by mel byt problem vyresen.