Backup Recovery

How to Set Up Port Knocking on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up Port Knocking on Debian 10

Introduction Deploying set up port knocking on debian 10 on a Debian 10 Buster machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Ensure Debian […]

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How to Configure Network Bonding with LACP on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure Network Bonding with LACP on Debian 10

Introduction This guide explains how to Configure Network Bonding with LACP on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with […]

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Common Problems 121095

Debian 10 Disk Full in /var Causes Service Outages

🔴 Critical   ⏱ 5–30 min  Last verified: 24 April 2020 Affected versions: Debian 10 📖 ~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 Loki Log Aggregation on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install Loki Log Aggregation on Debian 10

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up install loki log aggregation on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each step carefully and […]

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Common Problems 118594

Ubuntu 16.04 LTS failed to mount CIFS share at boot

🟡 Medium   ⏱ 5–30 min  Last verified: 23 April 2020 Affected versions: 16.04 📖 ~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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How to Configure Zabbix Agent on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure Zabbix Agent on Debian 9

Introduction Deploying configure zabbix agent on debian 9 on a Debian 9 Stretch machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Before you begin, […]

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Common Problems 112905

Windows Server 2016 – LSASS high CPU and authentication slowdowns – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 23 April 2020 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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How to Manage Users and Groups on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Manage Users and Groups on Debian 10

Introduction How to Manage Users and Groups on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 10. […]

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How to Use the Active Directory Migration Tool on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Use the Active Directory Migration Tool on Windows Server 2016

How to Configure Windows Server 2016 Active Directory Migration Tool The Active Directory Migration Tool (ADMT) is a Microsoft utility used to migrate users, groups, computers, and service accounts between Active Directory domains. In Windows Server 2016 environments, ADMT version 3.2 is the supported release and is commonly used for domain consolidation, domain restructuring, mergers […]

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Common Problems 121144

Debian 10: NFS mounts hang during boot

🟠 High   ⏱ 5–30 min  Last verified: 22 April 2020 Affected versions: Debian 10 📖 ~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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