Networking

How to Add and Remove Windows Server Roles and Features on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Add and Remove Windows Server Roles and Features on Windows Server 2012 R2

Introduction Windows Server 2012 R2 uses a role-based architecture where specific services are added as “Server Roles” (major features like IIS, AD DS, DHCP) and “Features” (supporting components like .NET Framework, RSAT). PowerShell’s Server Manager module provides complete programmatic control over role and feature installation, making it possible to automate server configuration with precise reproducibility. […]

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How to Configure Azure Monitor for Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure Azure Monitor for Windows Server 2022

How to Set Up a Reverse Proxy with IIS ARR on Windows Server 2022 Internet Information Services (IIS) with Application Request Routing (ARR) and URL Rewrite transforms Windows Server 2022 into a powerful reverse proxy capable of forwarding requests to backend applications, performing SSL offloading, and providing load balancing across server farms. This guide covers […]

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Common Problems 117032

Ubuntu 22.04 printer not detected or pending forever

  • January 12, 2023
  • Linux
  • Comment off

🟡 Medium   ⏱ 5–30 min  Last verified: 12 January 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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How to Configure Tripwire on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Configure Tripwire on IBM AIX 7.3

  • January 12, 2023
  • IBM AIX
  • Comment off

Introduction IBM AIX 7.3 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure tripwire on IBM AIX 7.3 with practical examples […]

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How to Set Up Windows Defender Application Control on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Set Up Windows Defender Application Control on Windows Server 2022

Software Deployment via Group Policy Overview Group Policy Software Installation (GPSI) is a built-in Windows Server feature that lets administrators deploy software to computers or users across the domain without requiring a third-party tool. It relies on Windows Installer (.msi) packages and can install, update, or remove software based on Group Policy application. While it […]

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Common Problems 111639

Windows Server 2022 — DNS policies fail to apply for split-brain resolution — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 11 January 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 IIS WebSockets on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure IIS WebSockets on Windows Server 2022

How to Deploy ASP.NET Applications on Windows Server 2022 Windows Server 2022 with IIS is the standard hosting platform for both classic ASP.NET (Framework) applications and modern ASP.NET Core applications. The deployment process, application pool configuration, and hosting model differ significantly between the two. This guide covers both paths in detail — from deploying a […]

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How to Configure IPv6 Dual-Stack Networking on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Configure IPv6 Dual-Stack Networking on RHEL 8

  • January 11, 2023
  • Linux
  • Comment off

IPv6 adoption has accelerated as IPv4 address exhaustion becomes more acute, and most modern Linux servers must support both protocols simultaneously in a dual-stack configuration. RHEL 8 ships with full IPv6 support in the kernel and in NetworkManager, making dual-stack setup straightforward with nmcli. Firewalld and the major web servers handle IPv6 natively once the […]

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How to Configure VLAN Tagging on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Configure VLAN Tagging on IBM AIX 7.3

  • January 10, 2023
  • IBM AIX
  • Comment off

Introduction IBM AIX 7.3 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure vlan tagging on IBM AIX 7.3 with practical […]

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Common Problems 111777

Windows Server 2022 — Static routes disappear after NIC metric changes — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 10 January 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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