All
.NET
AD CS
AD DS
AD FS
Amazon Web Services (AWS)
Atlassian
Azure Arc
Azure Monitor
BGP
Blazor Server
brief
C#
Cheat Sheets
Check Point
Dell PowerEdge
DevOps
E-Mail
Exchange
Failover Clustering
Fax Server
FreeBSD
General
Google Cloud
Hype-Jargon
Hyper-V
IBM X3650
IEEE 802.11 WLAN
Infrastructure as Code (IaC)
IPv4 | IPv6
Juniper
Kubernetes
Let's Encrypt
Linux
Logical Volume Manager (LVM)
Microsoft 365 (Office 365)
Microsoft Azure
Microsoft Defender
Microsoft Entra
Microsoft Intune
Microsoft Teams
Monitoring
NetApp
Network File System (NFS)
Networks
OAuth2.0
OpenID Connect
Oracle Linux
pfSense
PKI
Postfix
PostgreSQL
PowerShell
Python
Red Hat
SAML 2.0
SAP
Security
Session Border Controller (SBC)
SLES
SQL Server
Storage
Sysinternals
System Center
TLS/SSL
Ubuntu
VEEAM
Virtual Machine Manager (VMM)
Visual Studio
VMware vSphere
VPN
Web server
Windows
X.509 PKI
Cheat Sheet Google Cloud gcloud CLI
The gcloud command-line interface is the Swiss Army knife for managing Google Cloud resources. Whether you’re spinning up VM instances,...
Cheat Sheet NetApp ONTAP – Commands used in day-to-day operations
Working with NetApp ONTAP often means jumping between clusters, SVMs, LIFs, and shares while keeping an eye on performance and...
Mastering Windows Updates & Microsoft Updates – Part 2
In Part 1 we will see how to master Windows Updates successfully, why they sometimes fail, and what we can do in...
Mastering Windows Updates & Microsoft Updates – Part 1
Behind that simple “Check for updates” button lies a complex system of services, agents, stacks, and rules. In this post,...
Step-by-Step Guide Part 6: How to build your own NetApp ONTAP 9 LAB – NFSv4 Pitfalls
When you switch from NFSv3 to NFSv4, things definitely change under the hood, and suddenly your permissions or ownership mappings...
Step-by-Step Guide Part 5: How to build your own NetApp ONTAP 9 LAB – Root Squashing
If you’ve ever tried as root to chown, chmod, or just create a file on an NFS-mounted share and were...