Troubleshoot Slow GPO Processing and Login Speed Impact

Posted on May 22, 2017 · Posted in Group Policies
gpresult html report

Quite often, domain users complain about slow computer startup and login time caused by long processing of Group Policies (GPO). From the user’s point of view, the computer boots for a long time and it seems it hangs up for several minutes on the stage of “Applying computer/user settings“. In.. read more

Stellar Exchange Toolkit: All-In-One Admin Utility

Posted on May 19, 2017 · Posted in Exchange, Tools
stellar exchnage toolkit main window

In any modern company, e-mail is one of the most important business components. Sometimes, even 10 minutes downtime of a user mailbox can result in significant financial and reputational losses. So, an Exchange administrator should have a clear plan how to backup and recover the mailbox databases. However, the recovery.. read more

Generating Outlook 2010/2013 Signature Using AD Information

Posted on May 11, 2017 · Posted in Active Directory, Outlook
Outlook 2010 - generated signature

In this article we’ll show how to automatically create a user signature in Outlook 2010/2013 based on data from  Active Directory. The following scenario will be considered: the first time a new domain user is logged on to the workstation, the PowerShell script automatically generates an Outlook user signature file with.. read more

Fine-Grained Password Policy in Windows Server 2012 R2

Posted on May 5, 2017 · Posted in Active Directory, Windows Server 2012 R2
Fine Grained Password Policy for domain admins

In Active Directory version introduced in Windows Server 2000, you could create only one password policy for the entire domain. This policy was configured within the standard Default Domain Policy. If the administrator assigned a new GPO with other password settings to the OU, CSE (Client Side Extensions) would ignore.. read more

Using WMI Filter to Apply Group Policy to IP Subnet

Posted on May 3, 2017 · Posted in Group Policies
wmi query Win32_IP4RouteTable

This time it was necessary to apply GPO to computers in the specific IP subnet. In the simplest case, when the subnet is a part of a separate Active Directory site (and this is the only subnet in the site) you can assign your GPO to the AD site. It.. read more

Restoring Windows Recovery Environment (WinRE) in Windows 10

Posted on April 26, 2017 · Posted in Windows 10
extracting file winre.wim from windows distribution

Windows Recovery Environment (WinRE) is the minimal OS based on Windows Preinstallation Environment (WinPE) which includes a number of tools to recover, reset and diagnose Windows. If the main OS doesn’t boot on some reason, the computer tries to run WinRE, which may help to resolve the issues manually or.. read more

PowerShell Remoting via WinRM for Non-Admin Users

Posted on April 25, 2017 · Posted in Powershell
Set-PSSessionConfiguration-Name Microsoft.PowerShell-showSecurityDescriptorUI

By default, to connect to a remote computer using PowerShell (PowerShell Remoting) you need the administrator privileges. In this article we’ll show how to allow remote connection using PowerShell Remoting (WinRM) for common users (without the administrator privileges) with the help of a security group, a Group Policy and modification.. read more

Managing Default File Associations in Windows 10

Posted on April 20, 2017 · Posted in Group Policies, Windows 10
Dism.exe Export-DefaultAppAssociations to xml file

In Windows 8 and Windows 10 a new mechanism to manage default  file associations appeared. In this article I’ll show how to set a default browser to open HTML files, import these settings to the XML file and distribute this file containing file associations to other computers manually or using.. read more

How to Stop a Hung Virtual Machine on Hyper-V 2016

Posted on April 18, 2017 · Posted in Hyper-V, Windows Server 2016
kill hung vm on hyper-v using task manager

If your virtual machine running on Hyper-V  has hung up for some reasons, stopped to respond and doesn’t start/stop/reset after clicking the corresponding buttons in Hyper-V console, the only way out is to kill the process responsible for this VM on the host OS. We’ll show how to do it.. read more

Exchange Error “452 4.3.1 Insufficient system resources”

Posted on March 24, 2017 · Posted in Exchange
exchange mail from 452 4.3.1 Insufficient system resources

I have come across an interesting problem in Microsoft Exchange Server 2010 (it is also typical for Exchange Server 2007 / 2013). From time to time, some users started to complain on the inability to get scans from Multi-Function Devices (MFD)  or senders configured to send emails through Client Access.. read more