Troubleshooting

How to Configure BitLocker Drive Encryption on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure BitLocker Drive Encryption on Windows Server 2019

Introduction to BitLocker Drive Encryption BitLocker Drive Encryption is a full-volume encryption feature built into Windows Server 2019 that protects data on operating system drives, fixed data drives, and removable drives by encrypting the entire volume using AES encryption. When a server is stolen or decommissioned, BitLocker ensures that the data on the drives cannot […]

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Common Problems 118961

Ubuntu 14.04 LTS network interface missing after reboot

🟠 High   ⏱ 5–30 min  Last verified: 6 December 2019 Affected versions: 14.04 LTS 📖 ~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 114909

RHEL 8 – GPG Signature Verification Fails for Enabled Repositories

🟡 Medium   ⏱ 5–30 min  Last verified: 6 December 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 & Cross-Refs References & Further […]

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How to Set Up GlusterFS on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Set Up GlusterFS on SLES 15

Introduction This tutorial covers How to Set Up GlusterFS 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 refresh […]

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Common Problems 112995

Windows Server 2016 – BitLocker recovery prompts after firmware updates – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 6 December 2019 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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openSUSE Tumbleweed — httpie — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — httpie — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2019:2050-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-10751 Upstream summary: All versions of the HTTPie package prior to version 1.0.3 are vulnerable to Open Redirect that allows an attacker to write an […]

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How to Configure Secure Shell Daemon on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Configure Secure Shell Daemon 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 configure secure shell daemon on ibm aix 7.2 on […]

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FreeBSD 12 — gftp — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — gftp — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 6 December 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: gftp — multiple vulnerabilities Related CVEs: CVE-2005-0372 CVE-2007-3961 CVE-2007-3962 Upstream summary: Gentoo reports: Kalle Olavi Niemitalo discovered two boundary errors in fsplib code included in gFTP when processing overly long […]

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How to Configure Nginx Virtual Hosts on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Configure Nginx Virtual Hosts on FreeBSD 12

Introduction How to Configure Nginx Virtual Hosts on FreeBSD 12 is a core administration task for any FreeBSD 12 server operator. FreeBSD 12 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet […]

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