Showing posts from January, 2015

DHCP Server on Windows Server 2012 R2

In this post I'll write about error (warning) events I have experienced during replacement of DHCP server from Windows Server 2003 to Windows Server 2012 R2.

For DHCP database migration I was using netsh dhcp server export (import) option. Running Netsh dhcp server import command on Windows Server 2012 R2 has added the running command user account into HKLM\SYSTEM\CurrentControlSet\Services\VSS\VssAccessControl which produced Warning Events into Application Event log from VSS source with event id 8230:
Log Name:      Application
Source:        VSS
Date:          Date
Event ID:      8230
Task Category: None
Level:         Warning
Keywords:      Classic
User:          N/A
Computer:      Computer Name
Volume Shadow Copy Service error: Failed resolving account account name with status 1376. Check connection to domain controller and VssAccessControl registry key. Deleting this user account from HKLM\SYSTEM\CurrentControlSet\Services\VSS\VssAccessControl has resolved these warning even…

Windows 10 media briefing Jan 2015

Microsoft has announced Windows 10 media briefing for January 21, 2015 9:00AM PT or 6:00PM CET. Next preview version of Windows 10 should be available soon after the event.
For more info about this event check Windows Blog or

How to find out all locked out accounts in Active Directory using Powershell

This one liner PowerShell for reference, is intended to show how to find out all locked out accounts in Active Directory using Search-ADAccount with LockedOut parameter (ActiveDirectory module is required):
Search-ADAccount -LockedOut The output from this cmdlet will list all the locked out accounts. Furthermore, if you want to unlock all those accounts, the output of the Search-ADAccount can be piped to Unlock-ADAccount cmdlet (permission for unlocking ad accounts is required) for example:
Search-ADAccount -LockedOut | Unlock-ADAccount
For more info about these powerful cmdlets please check TechNet: Search-ADAccount and Unlock-ADAccount .