DNS

Debian 11 — udns — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — udns — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-1447 Upstream summary: The DNS protocol, as implemented in (1) BIND 8 and 9 before 9.5.0-P1, 9.4.2-P1, and 9.3.5-P1; (2) Microsoft DNS in Windows 2000 SP4, XP SP2 […]

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Common Problems 111714

Windows Server 2022 — Docker Compose stack fails due named pipe permission denied — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 5 December 2022 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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Common Problems 121479

Debian 9 Release File Is Not Valid Yet During apt update

🟠 High   ⏱ 5–30 min  Last verified: 4 December 2022 Affected versions: Debian 9 📖 ~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 117613

Disk Full from Growing journal Logs

🟠 High   ⏱ 5–30 min  Last verified: 4 December 2022 Affected versions: 20.04 📖 ~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 […]

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Common Problems 117113

Ubuntu 22.04 LTS – apt update fails with NO_PUBKEY repository signature errors – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 4 December 2022 Affected versions: Ubuntu 22.04 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 111715

Windows Server 2022 Backup Catalog Corruption Prevents Restore Operations – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 4 December 2022 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 Install Amanda Network Backup on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install Amanda Network Backup on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up install amanda network backup on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully and […]

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How to Configure IIS Web Farm on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure IIS Web Farm on Windows Server 2022

How to Install and Configure Apache Tomcat on Windows Server 2022 Apache Tomcat is the de-facto Java Servlet container for deploying Java web applications on Windows Server. It supports the Jakarta EE (formerly Java EE) Servlet and JSP specifications and is widely used to host Spring Boot applications, REST APIs, and legacy J2EE WAR files. […]

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Common Problems 118035

Ubuntu 18.04 LTS – Docker daemon fails to start after upgrade

🟠 High   ⏱ 5–30 min  Last verified: 3 December 2022 Affected versions: Ubuntu 18.04 LTS Ubuntu 18.04 Ubuntu 18.04.6 📖 ~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 […]

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Common Problems 117011

Ubuntu 22.04 LTS – GRUB update fails after disk UUID change – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 3 December 2022 Affected versions: Ubuntu 22.04 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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