Networking

How to Configure ZFS Send/Receive Replication on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure ZFS Send/Receive Replication on FreeBSD 15

Introduction Deploying configure zfs send/receive replication on a FreeBSD 15 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base + ports […]

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How to Secure MySQL 9 on Ubuntu 26.04 — step-by-step Linux tutorial on Progressive Robot

How to Configure MySQL Primary-Replica Replication on Ubuntu 26.04

MySQL primary-replica replication asynchronously copies data from a primary server to one or more replica servers. This improves read scalability, provides a hot standby for disaster recovery, and enables backups from the replica without impacting the primary. This guide sets up replication on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Two […]

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How to Write Ansible Playbooks for FreeBSD 15 Systems — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Write Ansible Playbooks for FreeBSD 15 Systems

Introduction Deploying write ansible playbooks for freebsd 15 systems on a FreeBSD 15 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard […]

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How to Install Nginx on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Nginx on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying install nginx both straightforward and auditable. This tutorial covers the complete procedure for how to Install Nginx on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites You will need: a registered […]

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How to Install and Configure Squid Proxy on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install and Configure Squid Proxy on FreeBSD 15

Introduction Deploying install and configure squid proxy on a FreeBSD 15 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base + […]

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How to Set Up SFTP Server with Chroot Jail on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up SFTP Server with Chroot Jail on FreeBSD 15

Introduction FreeBSD 15 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up set up sftp server with chroot jail on FreeBSD 15 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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How to Deploy a Django Application with Gunicorn and Nginx on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Deploy a Django Application with Gunicorn and Nginx on RHEL 9

Django is a high-level Python web framework that follows the “batteries included” philosophy — it provides an ORM, authentication, admin interface, form validation, URL routing, templating, and security middleware out of the box. This makes Django the framework of choice for data-driven applications and content management systems where rapid development and maintainability matter. Django’s ORM […]

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How to Configure Bacula Backup Server on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure Bacula Backup Server on FreeBSD 15

Introduction FreeBSD 15 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up configure bacula backup server on FreeBSD 15 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 distribution. This guide […]

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How to Set Up Ingress with NGINX in Kubernetes on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Set Up Ingress with NGINX in Kubernetes on RHEL 10

Introduction This tutorial demonstrates how to Set Up Ingress with NGINX in Kubernetes on RHEL 10 on RHEL 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered RHEL 10 system with the […]

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How to Perform a CIS Benchmark Audit on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Perform a CIS Benchmark Audit on FreeBSD 15

Introduction How to Perform a CIS Benchmark Audit on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 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 […]

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