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How to Install Debian 11 Bullseye on a Server — step-by-step Debian 11 tutorial on Progressive Robot

How to Install Debian 11 Bullseye on a Server

Introduction Deploying install debian 11 bullseye on a server on a Debian 11 Bullseye 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 […]

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How to Automate Debian 12 Server Provisioning with Ansible — step-by-step Debian 12 tutorial on Progressive Robot

How to Automate Debian 12 Server Provisioning with Ansible

Introduction This guide explains how to Automate Debian 12 Server Provisioning with Ansible on Debian 12 Bookworm. Debian Bookworm 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 12 install with the […]

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How to Install GitLab CE on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install GitLab CE on RHEL 8

GitLab Community Edition is a full-featured, self-hosted DevOps platform combining Git repository management, issue tracking, CI/CD pipelines, and a container registry in a single application. Running GitLab CE on RHEL 8 gives you complete control over your source code and pipeline infrastructure without relying on third-party SaaS providers. This tutorial covers installing GitLab CE from […]

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How to Configure Netplan on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure Netplan on Debian 12

Introduction Debian 12 Bookworm is built around the ethos of stability and free software. Setting up configure netplan on debian 12 on Bookworm leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bookworm freeze. Follow each step carefully and the resulting […]

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How to Install Jenkins on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install Jenkins on RHEL 8

Jenkins is the most widely used open-source automation server for building, testing, and deploying software. On Red Hat Enterprise Linux 8, setting up Jenkins provides a stable CI foundation backed by enterprise-grade OS support. This tutorial walks through installing Jenkins on RHEL 8 using the official package repository, configuring the firewall, and completing the initial […]

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How to Configure OSPF with FRRouting on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure OSPF with FRRouting on Debian 12

Introduction This guide explains how to Configure OSPF with FRRouting on Debian 12 on Debian 12 Bookworm. Debian Bookworm 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 12 install with the […]

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How to Set Up BGP Routing with BIRD on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up BGP Routing with BIRD on Debian 12

Introduction Debian 12 Bookworm is built around the ethos of stability and free software. Setting up set up bgp routing with bird on debian 12 on Bookworm leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bookworm freeze. Follow each step […]

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How to Use Docker Secrets and Environment Variables Securely on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Use Docker Secrets and Environment Variables Securely on RHEL 8

Secrets management is one of the most commonly mishandled aspects of containerized applications. Embedding passwords, API keys, or tokens directly in a Dockerfile or committing them to a repository exposes credentials to anyone who can read the image history or the source tree. RHEL 8 gives you several layers of defense: environment variable files, Docker […]

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How to Configure Network Bridging on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure Network Bridging on Debian 12

Introduction Debian 12 Bookworm is built around the ethos of stability and free software. Setting up configure network bridging on debian 12 on Bookworm leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bookworm freeze. Follow each step carefully and the […]

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How to Set Up Dovecot IMAP Server on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up Dovecot IMAP Server on Debian 12

Introduction This guide explains how to Set Up Dovecot IMAP Server on Debian 12 on Debian 12 Bookworm. Debian Bookworm 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 12 install with […]

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