Networking

How to Configure Mandatory Integrity Control on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure Mandatory Integrity Control on Oracle Linux 9

Introduction Setting up configure mandatory integrity control on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure Mandatory Integrity Control on Oracle Linux 9, with all the commands you need, the SELinux and firewalld considerations to […]

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How to Configure Software-Defined Networking Basics on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Configure Software-Defined Networking Basics on Windows Server 2012 R2

How to Configure Software-Defined Networking Basics on Windows Server 2012 R2 Software-Defined Networking (SDN) in Windows Server 2012 R2 is implemented through Hyper-V Network Virtualization (HNV), which allows multiple tenant networks to coexist on a shared physical network fabric while remaining logically isolated. HNV uses NVGRE (Network Virtualization Generic Routing Encapsulation) to encapsulate virtual machine […]

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How to Configure IIS Logging and Analysis on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure IIS Logging and Analysis on Windows Server 2022

How to Configure IIS Logging and Analysis on Windows Server 2022 Internet Information Services (IIS) on Windows Server 2022 generates detailed access logs for every HTTP request processed by the web server. These logs are the primary data source for diagnosing application errors, identifying performance bottlenecks, detecting security threats, and auditing user activity. This guide […]

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How to Set Up Database Backups with Percona XtraBackup on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up Database Backups with Percona XtraBackup on Oracle Linux 9

Introduction Oracle Linux 9 ships with a stable, security-hardened base that makes deploying set up database backups with percona xtrabackup on oracle linux 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up Database Backups with Percona XtraBackup on Oracle Linux 9, including dnf module streams where applicable, systemd […]

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Common Problems 111803

Windows Server 2022 – Cluster Shared Volume redirected mode stuck – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 8 May 2023 Affected versions: Windows Server 2022 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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How to Configure HAProxy SSL Termination on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure HAProxy SSL Termination on Oracle Linux 9

Introduction How to Configure HAProxy SSL Termination on Oracle Linux 9 on Oracle Linux 9 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 […]

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How to Configure DHCP with DNS Dynamic Update on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure DHCP with DNS Dynamic Update on Windows Server 2022

How to Install MariaDB on Windows Server 2022 MariaDB is a community-developed, open-source relational database management system that originated as a fork of MySQL. It is fully compatible with MySQL applications while offering additional features, storage engines, and better performance characteristics in many workloads. Installing MariaDB on Windows Server 2022 involves downloading the Windows MSI […]

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Common Problems 113010

Windows Server 2016 — Default gateway disappears after NIC driver update — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 7 May 2023 Affected versions: Windows Server 2016 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution — Primary Fix Solution — Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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Common Problems 113032

Windows Server 2016 — Asymmetric routing through multi-homed NICs triggers firewall state drops — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 6 May 2023 Affected versions: Windows Server 2016 📖 ~2 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution — Primary Fix Solution — Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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Common Problems 114489

SSH Key Authentication Fails Despite Correct Key

🟡 Medium   ⏱ 5–30 min  Last verified: 6 May 2023 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs References & Further […]

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