MacBook Pro Causing Account Lock-Out in Active Directory

Dear fellow forumers,
I'm having a MacBook Pro, running on Leopard. I'm running WinXP Pro on VM Fusion.I'm connecting my MacBook to a Local LAN enviroment in my company, but it is not bind to any AD.
But concurrently when i run WindowsXP Pro on VM Fusion, i actually join domain in the XP Pro.
If anyone can advise, what may be causing the frequent account lock-out whenever i run WindowXP on VM Fusion?

I'm having the same issue under Parallels. I connect to my corporate network using Cisco VPN. I have Entourage configured and Outlook configured in my VM. Cisco VPN is configured for both the Mac OS and for Windows XP within Parallels. I never run both simultaneously. If I connect to VPN within MacOS X, I can have both Entourage and Outlook open and the same time. I seem to notice more frequent lockouts when I do this. I have also tried running Entourage via OWS. This removes the need to use VPN on the Mac. However, I still get lockouts...just not as frequently. Any help greatly appreciated.

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[ ThreadID]
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Security
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PackageName
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Workstation
XXXXXXXX
Status 0xc0000234
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MacBook Pro Causing Account Lock-Out in Active Directory

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