February 2021 - Page 21 of 62

Common Problems 118044

Ubuntu 18.04 broken package dependencies after upgrade

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 📖 ~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 […]

Read more
Common Problems 113571

Windows Server 2012 R2 — DFS Replication service backlog growth and stalls — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 03 May 2027 Affected versions: Windows Server 2012 R2 📖 ~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 […]

Read more
Common Problems 113531

Windows Server 2012 R2 — WAS dependency chain breaks application pools — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 03 May 2027 Affected versions: Windows Server 2012 R2 📖 ~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 […]

Read more
How to Install Telegraf on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Install Telegraf on Oracle Linux 8

Introduction This tutorial demonstrates how to Install Telegraf 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 with the default AppStream […]

Read more
How to Use IBM Security QRadar with AIX on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Use IBM Security QRadar with AIX on IBM AIX 7.2

Introduction IBM AIX 7.2 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 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use ibm security qradar with aix on ibm aix […]

Read more
What is Open Source? — step-by-step DevOps tutorial on Progressive Robot

What is Open Source?

Open source software (OSS) is software that’s freely available to use, redistribute, and modify, typically shared via a public repository hosting service.

Read more
IBM AIX 7.2 — CVE-2020-4757 — xss — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2020-4757 — xss — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 25 May 2026 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2020-4757, IBM Support Bulletin CVE: CVE-2020-4757 NVD summary: IBM FileNet Content Manager and IBM Content Navigator 3.0.CD is vulnerable to stored cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code […]

Read more
How To Tune your SSH Daemon Configuration on a Linux VPS — step-by-step Linux tutorial on Progressive Robot

How To Tune your SSH Daemon Configuration on a Linux VPS

SSH is the standard way to connect to remote Linux systems. You probably know the basics of how to use it, but the daemon also has many options that can give you more flexibility in user authentication and control. In this guide, we’ll explore some of these options in order to give you a more secure and more flexible SSH experience.

Read more
CHAT