Cpu Memory

How to Configure pf Packet Filtering on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure pf Packet Filtering on FreeBSD 15

Introduction How to Configure pf Packet Filtering 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 packet […]

Read more
How to Set Up a Python FastAPI Application on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up a Python FastAPI Application 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 a python fastapi application 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. […]

Read more
How to Analyze Network Traffic with Wireshark CLI (tshark) on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Analyze Network Traffic with Wireshark CLI (tshark) on RHEL 10

Introduction This tutorial demonstrates how to Analyze Network Traffic with Wireshark CLI (tshark) 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 […]

Read more
How to Set Up SSH Key-Based Authentication on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Set Up SSH Key-Based Authentication on RHEL 9

SSH key-based authentication is the gold standard for remote server access. Unlike passwords, SSH keys cannot be guessed by brute-force attacks. An Ed25519 private key is a 256-bit secret that would take longer than the age of the universe to crack by exhaustive search. When combined with a key passphrase, you have two-factor authentication: something […]

Read more
How to Configure Zabbix Agent on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure Zabbix Agent 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 zabbix agent 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 walks […]

Read more
How to Configure a Python Gunicorn Application Server on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure a Python Gunicorn Application Server on FreeBSD 15

Introduction This guide explains how to Configure a Python Gunicorn Application Server on FreeBSD 15 on FreeBSD 15. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum […]

Read more
How to Install and Configure InfluxDB on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install and Configure InfluxDB on FreeBSD 15

Introduction How to Install and Configure InfluxDB 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 packet […]

Read more
How to Install and Configure Varnish Cache on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install and Configure Varnish Cache on RHEL 10

Introduction This tutorial demonstrates how to Install and Configure Varnish Cache 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 default AppStream […]

Read more
How to Configure Docker Logging Drivers on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure Docker Logging Drivers on FreeBSD 15

Introduction How to Configure Docker Logging Drivers 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 packet […]

Read more
How to Set Up a PXE Boot Server on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Set Up a PXE Boot Server on Oracle Linux 10

Introduction This tutorial demonstrates how to Set Up a PXE Boot Server on Oracle Linux 10 on Oracle Linux 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 Oracle Linux 10 system […]

Read more
CHAT