Introduction Setting up upgrade oracle linux 7 to oracle linux 8 on a Oracle Linux 8 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Upgrade Oracle Linux 7 to Oracle Linux 8, with all the commands you need, the SELinux and firewalld considerations to […]
How to Set Up VLAN Support on Windows Server 2022 Virtual Local Area Networks (VLANs) segment a physical network into multiple isolated logical networks using 802.1Q VLAN tagging. On Windows Server 2022, VLAN support is available at multiple layers: directly on a physical network adapter (access port configuration), on NIC team members, on NIC team […]
Introduction How to Configure Corosync on Oracle Linux 8 on Oracle Linux 8 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is reproducible […]
How to Configure Teaming Network Adapters on Windows Server 2022 NIC Teaming combines multiple physical network adapters into a single logical adapter, providing increased bandwidth and automatic failover when an individual adapter or switch port fails. Windows Server 2022 supports two fundamentally different teaming technologies: Load Balancing and Failover (LBFO), the native Windows NIC Teaming […]
Introduction This tutorial demonstrates how to Set Up High Availability with Pacemaker on Oracle Linux 8 on Oracle Linux 8. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered Oracle Linux 8 system […]
How to Configure File Server with DFS Namespaces on Windows Server 2022 Distributed File System (DFS) Namespaces is a Windows Server role service that allows you to group shared folders located on different servers into a single logical namespace. Instead of users navigating to \server1finance or \server2hr individually, they access a single unified namespace such […]
Introduction How to Configure NUMA Architecture on Oracle Linux 8 on Oracle Linux 8 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is […]
How to Set Up Work Folders for Data Synchronisation on Windows Server 2022 Work Folders is a Windows Server role service that allows users to synchronise work files to their devices, including Windows PCs and Windows tablets, without requiring a VPN or corporate network connection. It provides a central storage location on the server while […]
Introduction Setting up tune kernel parameters with sysctl on oracle linux 8 on a Oracle Linux 8 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Tune Kernel Parameters with sysctl on Oracle Linux 8, with all the commands you need, the SELinux and firewalld […]
How to Configure SMB File Shares and NTFS Permissions on Windows Server 2022 Windows Server 2022 continues to be the backbone of enterprise file sharing through the Server Message Block (SMB) protocol. Properly configuring SMB shares alongside NTFS permissions is one of the most critical administrative tasks you will perform. The two permission systems work […]
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