February 2021 - Page 48 of 62

Common Problems 112499

Windows Server 2019 — RDP logins fail due to missing Remote Desktop Users rights — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 29 May 2026 Affected versions: Windows Server 2019 📖 ~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 Restore from mksysb Backup on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Restore from mksysb Backup 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 restore from mksysb backup on ibm aix 7.2 on […]

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Oracle Linux 8 — python3 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — python3 — vulnerability — patch and remediation guide (ELSA-2022-1986)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-1986 Related CVEs: CVE-2021-3737 CVE-2021-4189 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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How to Set Up Windows Server 2019 Container Storage — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Set Up Windows Server 2019 Container Storage

How to Set Up Windows Server 2019 Container Storage Container storage in Windows Server 2019 covers the mechanisms for persisting data beyond a container’s lifecycle, sharing data between containers, and providing high-performance storage for containerized applications. By default, container storage is ephemeral — all data written inside a container is lost when the container is […]

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How To Gather Infrastructure Metrics with Metricbeat on Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

How To Gather Infrastructure Metrics with Metricbeat on Ubuntu 18.04

Metricbeat, the replacement for Topbeat, is a lightweight data shipper that collects CPU and memory statistics from a server and sends the data directly to your Elasticsearch deployment. In this tutorial, you will use Metricbeat to forward local system metrics like CPU/memory/disk usage and network utilization from an Ubuntu 18.04 server to another server of the same kind with the Elastic Stack installed.

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Debian 10 — apache-log4j2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — apache-log4j2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-44228 CVE-2021-45046 CVE-2021-45105 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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