In articles, blogs and forums I often read that Windows forms the IPv6 address from the MAC address. This process is called EUI-64, and the assumption that Windows (Vista and above) use […]
IPv6: How Windows generates Link-Local Addresses (EUI-64)
Patrick Gruenauer
Microsoft MVP on PowerShell [2018-2021], IT-Trainer, IT-Consultant, MCSE: Cloud Platform and Infrastructure, Cisco Certified Academy Instructor, CCNA Routing und Switching, CCNA Security
PowerShell: Playing with Environment Variables
Enivornment Variables make life easier. In this article I describe how to use environment variables in daily work. And I am going to show some useful examples.
If you have mastered PowerShell, you don’t need these 3rd Party Tools anymore
As the headline says, I am going to show you which tools are no longer needed when you are familiar with PowerShell. No long speeches today, just examples. I’m pretty sure some of […]
Active Directory: How does a client find it’s Domain Controllers at the right Active Directory site?
What actually happens in the background when a domain client authenticates itself to the domain? That’s the question for today’s post. Ok, let’s go into the details. We assume that the computer has […]
PowerShell: Collect information about installed Updates (Hotfixes) on all Domain Computers
With WSUS you are able to document the updates status of your computers. But what to do if there is no WSUS available? In this article I describe how to get a […]
PowerShell: Test open TCP Ports with Test-OpenPort (multiple hosts, multiple port numbers)
As the headline says, it’s all about port scanning today. When a computer sends SYN to another computer, the remote computer will usually answer with SYN + ACK or RST. By this […]
PowerShell for Beginners (Part 9): Get it all from Windows with PowerShell and WMI
Last time we’ve dealt with objects: PowerShell for Beginners (Part 8): The Power of PowerShell – Getting in Touch with Objects (Get-Member, Select-Object). Of course, I was thinking something. Part 8 is a […]
Understanding IPv6 Solicited Node Multicast Addresses
IPv6 enabled devices generate Link-Local addresses automatically. Not just Link-Local Addresses, but also a Solicited Node Multicast Address. Solicited Node Multicast Addresses are used by the Neighbor Discovery Protocol (NDP) to discover […]
How to install Hyper-V and create your first VM with PowerShell (Hyper-Host, Switch, Hyper-V Guest)
Hyper-V is the major competitor to VMWare. In this post I am going to install a Hyper-V host. Afterwards, a guest is put into operation. Everything with PowerShell. Well, what else? 😉
PowerShell for Beginners (Part 8): The Power of PowerShell – Getting in Touch with Objects (Get-Member, Select-Object)
After the part PowerShell for Beginners (Part 7): The Pipe (and many examples to play with), we are now going to concentrate on objects. The basics you can build on. But before we will […]
PowerShell for Beginners (Part 7): The Pipe (and many examples to play with)
After the sixth part PowerShell for Beginners (Part 6): PowerShell Profiles and the ISE, we dedicate ourselves to the topics around the pipe. But before we will take a look at this […]
Windows Server/Windows 10: How to delete stuck Print Jobs with PowerShell (Spooler)
This week I had the task to delete print jobs from the queue. However, some of them could not be removed. So I decided to write an article about it and also […]
Installing PowerShell Core on Linux via Public Repository
Yeah, you read right. I am now writing about Linux ;-). But only for this blog post. PowerShell Core 6.0 is a cross-platform tool, so I decided to write a small guide […]
Using the Battery Report on Windows 10 (powercfg)
Last week I got my new Surface Pro. At the same time I decided to give up my iPad Air. My plan is to do everything quick on my new iPhone X […]
PowerShell for Beginners (Part 6): PowerShell Profiles and the ISE
After the fifth part PowerShell for Beginners (Part 5): The Execution Policy (ps1 Files), we dedicate ourselves to the topic PowerShell Profiles and PowerShell ISE. But before we will take a look […]
My name is Patrick Gruenauer. From Austria.
