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)
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 […]
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 […]
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 […]
Get-SystemInfo: Listing System Configuration of all Computers (systeminfo)
In one of my previous blog posts PowerShell: Documenting your environment by running systeminfo on all Domain-Computers I have described how to list important system information of all Domain Computers by running systeminfo. […]
Test-FirewallAllServer: Query the Firewall status on all Windows Servers
I’ve experienced that many people deliberately disable the Windows firewall. They don’t want to get annoyed with it, if something don’t work as expected. But there’s nothing to worry about, because it […]
PowerShell: Configuring Windows Firewall
Firewalls control traffic. They use technology such as Stateful Inspection to establish a connection to other networks. In this article I describe how to configure the host-based Windows Firewall by using Windows […]
Find out whether a host is really down with Test-ConnectionLocalSubnet (ping,arp)
Is Ping a reliable way to check if a computer is available? Opinions differ … This blog post is all about ping and arp. Of course with PowerShell. The upcoming script could […]
Project Honolulu: 1711 brings in Remote Desktop and PowerShell Remote Management
As the headline says, there are new features available in December update of Honolulu. Honolulu is a web-based management tool which enables you to administer your infrastructure in a very comfortably way.
Cyber Security: Installing Microsoft Advanced Threat Analytics (ATA) version 1.8
Microsoft Advanced Threat Analytics (ATA) is a platform that enables you to protect your infrastructure from cyber attacks. ATA is using a parsing engine to capture network traffic of protocols such as […]
