Access Exchange Online via PowerShell
Microsoft Geek
After recently deploying a hybrid configuration for Office 365, many email settings that were easily configurable within Office 365 portal could not be changed as these settings were being managed…
May 2017
Microsoft Exchange 2013: OWA Signature Error
In Microsoft Exchange, you may have received these error messages: “The signature is too big. Please try a smaller format.” “The Property X is out of range, the valid range…
Fixing Windows 2012R2 Hyper-V Role Failing At 99 Percent
installing the Hyper-V Role is straightforward on a new system, I have seen couple of scenarios where the Hyper-V role will fail on installation. Scenario conditions are outlined below: Fresh…
Cleaning Up WinSXS Folder on Windows Server 2008 R2
I finally found some good information for cleaning up the WinSXS folder on new instances of Windows. I found the following site extremely helpful: http://blogs.technet.com/b/askpfeplat/archive/2014/05/13/how-to-clean-up-the-winsxs-directory-and-free-up-disk-space-on-windows-server-2008-r2-with-new-update.aspx. Consequently, I was able to…
Closing Locked File On A Windows 2008 File Server
A common way to share files in a network is to use a file server, however when two users try to access the same file, that file will be locked…
Replication for a Windows Domain Controller (2003, 2008, 2012)
If you would like to avoid using the AD Sites and Services GUI to force replication across your domain controllers, consider the script below. Save this as a .bat file…
PowerShell: Get Last Logon For All Users Across All Domain Controllers
Here is a quick PowerShell script to help you query the last logon time for all of your users across all of your domain controllers. It will also save the…
Creating A Windows 2012 Or 2012R2 Domain Controller
With Windows 2003 nearing end-of-life, it is becoming more imperative to upgrade to a newer operating system. For many IT admins, this is a great opportunity to start upgrading infrastructures…
Promoting A Windows 2012R2 Server To Domain Controller
Once a Windows 2012 or Windows 2012R2 has had the Active Directory Domain Services role installed, the domain controller must be promoted to a domain controller. This article outlines the…
Active Directory 101
Windows Server 2003
Windows Server 2008 /R2
Windows Server 2012 /R2
Windows Server 2016
Windows Server 2019
Transferring FSMO Roles To Another Active Directory Controller
How to Transfer FSMO Roles To transfer FSMO roles via the Windows GUI, you will need access to the following three Active Directory snap-ins: Active Directory Schema (Schema Master Role)…