In Windows 10/11 and Windows Server 2022/2019/2016, when connecting to a Remote Desktop (RDS) server, UDP port 3389 is used in addition to the default RDP port TCP/3389. When your RDP client connects to the server, multiple sessions are established. The TCP (HTTP) control session is used to transmit the keyboard and mouse commands, and several UDP sessions are used to send the Remote Desktop images.
Windows Server: Administration Guides
Step-by-step tutorials and comprehensive courses covering Windows Server installation, configuration, administration, and management. Learn to deploy server roles, manage Active Directory, configure networking, automate tasks with PowerShell, and implement security best practices for Windows Server 2012, 2016, 2019, and 2022 editions. Ideal for beginners and IT professionals seeking practical, hands-on knowledge to master Windows Server environments.
Windows 10 and 11 Tutorials for System Administrators
Guides and technical tutorials for system administrators, focusing on the configuration, deployment, and management of Windows 10 and Windows 11 desktop operating systems. Step-by-step instructions on installation, deployment, policy configuration, security hardening, and administrative tools to optimize Windows enterprise environments.
Group Policy (GPO) Guides for Admins
Clear, concise tutorials on creating and managing Group Policy Objects to control user and computer settings, enforce security, and streamline network administration in Active Directory environments.
- Configuring Firewall Rules With Group Policy
- How to Copy Files or Folders to All Computers with GPO
- Updating Group Policy Administrative Templates (ADMX) Files
- Active Directory Password Policy
- Applying Group Policy troubleshooting guidance
- Deploying printers via GPO
- Running PowerShell scripts using Group Policy
- Local Groups Policies export and import on Windows
Active Directory: Setup, Configuration, and Best Practices
Step-by-step tutorials and comprehensive resources for installing, configuring, and managing Active Directory Domain Services (AD DS). Learn how to set up domain controllers, design forest and domain structures, create users and groups, and implement security best practices.
- Updating AD Group Membership Without Restart or Logoff
- How to Detect the Source of Account Lockout in Active Directory
- Adding an Additional Domain Controller To an Existing AD Domain
- Active Directory Health Check
- Get-ADDomainController: How to Get Domain Controller Information with Powershell
- How to Transfer os Seize FSMO Roles in Active Directory
- Active Directory Backup Best Practices
- How to Reset Domain Admin Password in Active Directory
- Fix Trust Relationship Failed Issue without Domain Rejoining
- How to Extend Password Expire Date in Active Directory
- How to Find Inactive Accounts in Active Directory
Enterprise Virtualization Platforms
Expert guides and tutorials for system administrators on VMware, Hyper-V, and Proxmox virtualization. Covering installation, configuration, management, and optimization to build robust and scalable virtual environments.
PowerShell Scripting Tutorials
Practical guides to automate and manage a wide range of IT tasks using PowerShell. Learn how to streamline system administration, Active Directory, network configuration, software deployment, Microsoft 365 management, and more through powerful scripting and cmdlets.
VMware:Install and Configure Guides
Detailed walkthroughs for installing VMware ESXi, vCenter Server, and VMware Workstation Player, including configuration of virtual machines, network settings, and storage options to optimize your virtual infrastructure.
- VMware ESXi: Create VMFS Datastore on USB Drives
- Configuring iSCSI Datastore on VMware ESXi
- Add Drivers into VMWare ESXi Installation Image
- Adding Sound Controller to a VMWare VM
- Using Free VMware vSphere Hypervisor
- Adding an ESXi host to the VMware vCenter (vCSA)
- Reset VMware ESXi root password
- Disable the Virtual Machine Auto Suspend Feature in VMware Workstation/Player
- PowerShellWindows 10Windows 11
How to Create, Delete, and Manage System Restore Points on Windows 10/11
March 14, 2024System Restore Points is an easy tool to restore to the previous Windows OS state if you experience unexpected system file or registry problems after installing bad drivers, updates, or…
In this article, we’ll look at how to update a computer running Windows 10 to Windows 11 23H2 on unsupported hardware (without a TPM chip and with older CPU models.…
Let’s look at how to add a standalone host with an ESXi hypervisor to the VMware vCenter Server (vCSA) for centralized management and use in clustered configurations.
In this guide, we’ll cover how to create a custom Windows 10/11 installation image with pre-installed apps, necessary files, and other environment and application settings. Currently, many admins prefer to…
- Windows 10Windows Server 2019Windows Server 2022
Deploying Third Party Software Updates with WSUS
February 20, 2024The on-premises WSUS (Windows Server Update Services) server can be used not only to deploy updates for Microsoft products (Windows, Office) but also to centrally install and update any third-party…
A user account lockout in a domain is one of the most popular reasons why users contact the technical support team. In most cases, the lockout is caused either by…
The Wake-on-LAN (WoL) feature allows you to remotely wake up a Linux computer by sending a special broadcast Ethernet packet (magic packet) containing the MAC address of the host you…
- PowerShellWindows 10Windows 11Windows Server 2019
How to Find Windows Version and Build Number Installed
February 10, 2024The easiest way to quickly find out the version and build number of the Windows OS that is installed on your computer is to press the Win+R on the keyboard…
The Action Center in Windows 10 and 11 displays various notifications from user and system apps. In addition, the Action Center provides buttons for quickly turning various Windows features on…