How to Configure Windows Server 2016 Kerberos Authentication Kerberos is the primary authentication protocol used by Windows Server 2016 in Active Directory domain environments. It replaced NTLM as the default authentication method starting with Windows 2000 and provides mutual authentication, stronger security guarantees, and better scalability than its predecessor. Kerberos uses tickets issued by the […]
How to Configure Windows Server 2016 Active Directory Replication Active Directory replication is the process by which changes made on one Domain Controller are propagated to all other Domain Controllers in the domain and forest. Reliable replication is critical — without it, authentication failures, inconsistent policy application, and stale directory data can occur. Windows Server […]
Introduction This tutorial demonstrates how to Set Timezone and NTP on CentOS Stream 9 on CentOS Stream 9. 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 CentOS Stream 9 system with the […]
How to Configure Windows Server 2016 NTP Server Accurate time synchronization is critical for Active Directory authentication, Kerberos tickets, audit logs, and certificate validity. Windows Server 2016 includes the Windows Time Service (W32TM) which can be configured to act as an NTP server for your network. This guide explains how to configure a Windows Server […]
Introduction: Automating Windows Server 2019 Provisioning Combining PowerShell and HashiCorp Terraform creates a powerful two-stage infrastructure-as-code pipeline for Windows Server 2019. Terraform handles the infrastructure layer—creating VMs in Hyper-V, VMware vSphere, or Azure, configuring networking and storage, and producing consistent, idempotent resource definitions in version-controlled .tf files. PowerShell handles the OS configuration layer—domain joining, feature […]
Introduction to Cross-Forest Active Directory Trusts An Active Directory forest represents a security boundary. A Cross-Forest Trust is a two-way or one-way trust relationship between two separate AD forests that allows users in one forest to authenticate to resources in another. This is commonly needed after mergers and acquisitions, for inter-company collaboration, or when separate […]
Introduction to Packer for Windows Server Image Building HashiCorp Packer is a tool that automates the creation of machine images from a single configuration file. For Windows Server 2019, Packer can build Hyper-V VHDs, VMware VMDK templates, AWS AMIs, Azure managed images, or VirtualBox OVAs—all from the same template definition. Custom Windows Server 2019 images […]
Introduction This tutorial demonstrates how to Set Timezone and NTP on CentOS Stream 10 on CentOS Stream 10. 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 CentOS Stream 10 system with the […]
Introduction This tutorial covers How to Set Timezone and NTP on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: zypper […]
Introduction This tutorial covers How to Set Timezone and NTP on SLES 15 on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 15 system is up to date: zypper […]
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