windows 2003, 2008, R2 how tos
You can’t uninstall / reinstall DNS from a Domain Controller so if your DNS server has insurmountable problems, make sure that you have a second DC with a working DNS then dcpromo (demote) the problematic DC, make sure DNS has been removed, then repromote that server to be a DC. Beyond that the next thing to do is restart the DNS Service which you can do through the DNS MMC console or through SERVICES.MMC .…
We are often asked about how to revive older servers when all you have is the physical server. How can you wipe out server and install a fresh copy of Windows Server 2012 when you don’t even have a copy of Server 2012 and you are new to working on physical hardware? In this video we explain and demonstrate how to: source a legal copy of Windows Server 2008 R2, 2012 R2, 2016, 2019 convert…
In most cases servers from Dell, HP/Lenovo, and other big OEMs ship with the Windows operating system preinstalled and often they come with a “media pack” to allow reinstallation. The problem is that you can easily misplace that media pack (DVD or USB stick) between the time the server is new and when you have a hardware failure or want to wipe it out to sell it. If you Google search for Windows Server ISO…
A disk “partition” is just a logical slice of a hard drive. Logical means that you still only have a single drive but it is virtually cut into pieces so that if one partition has a problem, the whole disk will not fail. Let’s look at each of the different partitions you are likely to see on a hard drive running Windows 10 or Windows Server: 1- What is the RECOVERY Partition? The Recovery Partition…
If you are a system administrator or even a desktop support person, finding out information on a remote users computer is something you need to know how to do. Fortunately, Microsoft has made quite a number of commands easy to use. Here are some of the remote commands we use frequently. Just right click on the START button and select POWERSHELL as an Administrator that has permission to the remote computer and try these short…
WHAT IS KERBEROS AUTHENTICATION IN WINDOWS? Microsoft Windows Active Directory has a few fundamental core components that everything else is built upon. One of those is the main Kerberos key. The KRBTGT (Kerberos Ticket Generating Ticket Account) user account (take a look in ADUC > USERS… it is there), is used to encrypt and digitally sign all Kerberos tickets… which is ALL of the users and ALL of the devices. “…Kerberos is an authentication protocol…
WHAT IS DEFENDER APPLICATION GUARD: Application Guard is a fantastic option to run programs in a very secure space that is separated from the host operating system, thereby eliminating many potential hacks. For instance if you ran the WannaCry cryptolocker program from a website running with Application Guard, it would fail to encrypt your hard drive. HISTORY: Microsoft introduced Windows Defender Application Guard (WDAG) in September 2016 and renamed it Microsoft Defender Application Guard (MDAG)…
Microsoft Windows Defender Application Guard was developed because so many tools were “sandboxing” that hackers were spending more and more time going under the security by attacking the operating system Kernel. Application Guard operates as JUST less than a full virtual machine in something called a HyperV Container. These containers do NOT require Hyper-V to be installed but do require virtualization to be enabled in your computers BIOS. The slides below explain much of the…
If you are connecting to a computer to a PC configured with the language set to ENGLISH (UNITED KINGDOM), but you have ENGLISH (UNITED STATES) keyboard you will have some problems typing typical admin commands incluing the backslash. Fortunately there are four easy ways to generate a \ with a US keyboard on a UK language PC: Hold down the ALT key to the RIGHT of the spacebar and press the backslash key (i.e right…
We created this video to provide a full walk through of creating a drive letter mappable network share from Microsoft Azure to your computer. 02:35 Create a STORAGE GROUP 11:20 Create a SHARE 13:30 Access the share by Mapping a Drive Letter 16:50 Access the share using portal.azure.com 17:15 Access the share using Azure Storage Explorer 19:30 Access the share using Azure File Sync (your on-prem servers!) If you want to use NTFS permissions on…
If you are using Okta Verify for multifactor authentication you may see either: Your Passcode Doesn’t Match Our Records, when using the ENTER CODE option Failed to Send Push Authentication, when using the SEND PUSH option The problem is most likely the clocks are not synchronized. There are three clocks to consider: Your cell phone Generally you will want to set your cell phone to sync automatically to your cell service providers clocks which will…
If you are using Okta Verify for two factor authentication and see the following “Unable To Sign In” message you likely have one of three issues. However, before you get too deep, you should check the error log. Okta’s log is very easy to understand and read: log into Okta and click the ADMIN button (top right… assuming you are an administrator) click the REPORTS menu item at the top of the screen click SYSTEM…
If you are trying to get rid of Internet Explorer inside your organization, you likely will want to use the new Microsoft Edge (aka. Chromium Edge and CrEdge). The problem is that there are some features inside IE that most companies still can’t live without due to incompatibility. The solution is to set Edge to run Internet Explorer in the background for just those sites. This is called compatibility mode and it is not near…
If you are new to Microsoft Azure and want a crash course, we have what you are looking for. Azure is a giant product from Microsoft that can be used for storing files, databases, security configurations and virtual machines. So to get you started we created a free 6 part video with a total run time of 50 minutes that demonstrates all of the steps required to set up a Windows Server 2019 Domain Controller,…
In this short video we explain and demonstrate how to connect PowerShell to AzureAD AzureRM & AzureCLI: How to Connect to AzureAD? Launch a PowerShell as an administrator Make sure you are running PowerShell 5.0 or newer: $PSVersionTable.PSVersion Install the required module: Install-Module MSOnline Sign into Azure: Connect-MsolService Run your commands: Get-Command -Module MSOnline How to Connect to AzureRM (aka. Azure Resource Manager – ARM)? Launch a PowerShell as an administrator Make sure you are…
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