How to use the EventCombMT utility to search event logs for account lockouts

The EventCombMT is one of the tool for find our the reason of a account lockouts.

For more information, please check the following link:

http://support.microsoft.com/kb/824209

http://itknowledgeexchange.techtarget.com/it-trenches/tracking-down-that-usercomputer-that-locks-ad-accounts/