Containers

How to Install Packer Image Builder on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install Packer Image Builder on Debian 9

Introduction Deploying install packer image builder 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 You will […]

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How to Set Up SonarQube Code Analysis on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up SonarQube Code Analysis on Debian 9

Introduction How to Set Up SonarQube Code Analysis on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch 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 […]

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How to Set Up BGP Routing with BIRD on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up BGP Routing with BIRD on Debian 9

Introduction This guide explains how to Set Up BGP Routing with BIRD on Debian 9 on Debian 9 Stretch. Debian Stretch 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 9 install […]

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How to Configure SSH Hardening on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure SSH Hardening on Debian 9

Introduction Deploying configure ssh hardening 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 You will need […]

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Common Problems 112979

Windows Server 2016 – Container host cannot pull images behind TLS-inspecting proxy – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 8 September 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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How to Configure Kubernetes RBAC on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure Kubernetes RBAC on SLES 12

Introduction This tutorial covers How to Configure Kubernetes RBAC on SLES 12 on SLES 12. SLES 12 (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. Step 1 — Disable Swap swapoff -a sed -i ‘/ swap / […]

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How to Set Up Snort Network Intrusion Detection on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up Snort Network Intrusion Detection on Debian 9

Introduction How to Set Up Snort Network Intrusion Detection on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch 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 […]

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How to Configure Database Backups with Automysqlbackup on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure Database Backups with Automysqlbackup on Debian 9

Introduction This guide explains how to Configure Database Backups with Automysqlbackup on Debian 9 on Debian 9 Stretch. Debian Stretch 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 9 install with […]

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Common Problems 112511

Windows Server 2019 – Container DNS resolution fails on NAT network – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 28 August 2019 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 Configure Docker Daemon TLS on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Configure Docker Daemon TLS on FreeBSD 12

Introduction FreeBSD 12 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up configure docker daemon tls on freebsd 12 on FreeBSD 12 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux […]

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