Rename a Domain Controller
Rename a Domain Controller KB ID 0001886 Problem I’ve done a few migrating to {version} domain controller articles, and today I got asked, How can you rename the “Server Name” back to the old one after migration ?e.g. from “Lan-2025” to “Lan-2019” So, as the VMs from the last article were still running on the test bench, I ran though it to demonstrate. Solution: Rename a Domain Controller If you would like to add a new Windows...
Migrate to Server 2025 Domain Controller
Server 2025 Domain Controller KB ID 0001884 Problem If you would like to add a new Windows Server 2025 domain controller to an existing domain here is the procedure. Solution: Server 2025 Domain Controller Server 2025 Pre Requisites 2025 Hardware Requirements Processor: 1.4 GHz 64-bit processor (or faster) with support for security features. RAM: Minimum of 512 MB (2 GB for Server with Desktop Experience installation). Disk...
Find Domain Schema Version
Find Domain Schema Version KB ID 0000025 Problem You want to upgrade or find out your current Schema version, or check that an” adprep / forestprep” command has worked correctly. Solution Find Domain Schema Version: PowerShell Use the following sytax Get-ADObject (Get-ADRootDSE).schemaNamingContext -Property objectversion Post Server 2016 Find Domain Schema Version The value is populated with Server 2016 again. If you...
Windows Server 2025 Domain Join
Server 2025 Domain Join KB ID 0001883 Problem To perform a Windows Server 2025 Domain Join (Local Domain). The end process is the same as it’s always been, they’ve just made the job of getting to there a little more convoluted, (this is the same with Windows 11). Solution: Windows Server 2025 Domain Join Before attempting to join the domain, let’s make sure we can ‘resolve’ the domain name, (because most...
Microsoft Blue Screen of Death (BSOD)
BSOD KB ID 0001882 Problem Recovering from a Microsoft Blue Screen of Death (BSOD) involves several steps to diagnose and resolve the issue. Here is a systematic approach to help you recover from a BSOD. Solution : BSOD Resolution. Note: If using Crowdstrike (18th Jul 2024) or you’re Stuck at the recovery screen. The problem is being worked on Ref: TEMPORARY WORK AROUND Boot Windows into Safe Mode or WRE. Go to...
PowerCLI: Get Snapshot Information
Get Snapshot Information KB ID 0001829 Problem The question was asked on Experts Exchange today. Are there any scripts or reports that would give me information on VMware VM’s with snapshots? was pretty sure this was a straight forward one, so I jumped on the test network. Solution: Get Snapshot Information Connect to your vCenter and use the following commands. Connect-viserver vCenter-Name THEN AUTHENTICATE Get-VM |...
Disable NTLM
Disable NTLM KB ID 0001880 Problem NTLM (NT LAN Manager) is a suite of Microsoft security protocols intended to provide authentication, integrity, and confidentiality to users in a network. It is an older protocol that has been largely replaced by Kerberos, (since Server 2008 and windows Vista!) In modern Windows environments due to its enhanced security features. NTLM is a challenge-response authentication protocol used to...
Windows Server Evaluation Extending & Converting
Server Evaluation Extending & Converting KB ID 0001879 Problem If you download and install Windows Server evaluation, you get 180 days grace to upgrade it to a full licensed version. Now the internet is awash with articles telling you how you can extend that – In fact you can extend it by 180 days a further SIX TIMES. But what they fail to tell you, is this only works if you DONT LET IT EXPIRE. Once you’ve breached the 180...
Domain Replication Issues – Fix Replication Issues
Fix Replication KB ID 0000301 Problem You have one or more domain controllers in your Windows domain that is not replicating to one or more replication partners. Fix Replication Issues: Solutions Fix Replication Issues Step 1 DNS First! Before you start make sure all the domain controllers are pointing the PDC emulator ONLY for their DNS settings. 1. On the PDC emulator > Start > run > dnsmgmt.msc {enter}. 2. Expand...
Windows 11 Unsupported CPU
Unsupported CPU KB ID 0001878 Problem I needed to upgrade a Windows 11 VM from 21H2 to 23H2, as is recommended I installed the PC Health Check, I was surprised to see this error. The processor isn’t currently supported for Windows 11. More about supported CPUs Processor Intel Xeon CPU E5-2650 v3 @ 2.4GHz I say surprised, because although this was a VMware virtual machine it was ultimately on a HPE DL360 Gen 9 – which is...