Firewall

How to Install Go on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Install Go on FreeBSD 12

Introduction Deploying install go on freebsd 12 on a FreeBSD 12 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 Configure FIPS 140-2 Mode on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure FIPS 140-2 Mode on Oracle Linux 9

Introduction This tutorial demonstrates how to Configure FIPS 140-2 Mode on Oracle Linux 9 on Oracle Linux 9. 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 9 system with the […]

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How to Set Up Windows Server 2022 Patch Management — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Set Up Windows Server 2022 Patch Management

How to Install Ansible and Manage Windows Servers with Ansible on Windows Server 2022 Ansible is an agentless automation platform that uses SSH for Linux and WinRM for Windows to execute configuration management tasks, application deployments, and orchestrated workflows across infrastructure. Unlike agent-based tools, Windows servers do not require any Ansible software installed — only […]

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How to Set Up Nginx Load Balancing on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up Nginx Load Balancing on Oracle Linux 9

Introduction How to Set Up Nginx Load Balancing on Oracle Linux 9 on Oracle Linux 9 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting […]

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How to Configure Drone CI on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure Drone CI on Oracle Linux 9

Introduction Setting up configure drone ci on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure Drone CI on Oracle Linux 9, with all the commands you need, the SELinux and firewalld considerations to keep in […]

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How to Install and Configure Routing and Remote Access (RRAS) on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Install and Configure Routing and Remote Access (RRAS) on Windows Server 2022

What Is RRAS and What Can It Do Routing and Remote Access Service (RRAS) is a multi-purpose networking role in Windows Server 2022 that provides VPN server capabilities, NAT (Network Address Translation), LAN routing, and dial-up remote access from a single unified service. Understanding RRAS’s full capabilities is essential before deployment, because the configuration path […]

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How to Set Up a Web Application Firewall on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up a Web Application Firewall on Oracle Linux 9

Introduction How to Set Up a Web Application Firewall on Oracle Linux 9 on Oracle Linux 9 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the […]

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How to Set Up a Local Container Registry with Harbor on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up a Local Container Registry with Harbor on RHEL 7

How to Set Up a Local Container Registry with Harbor on RHEL 7 Harbor is a CNCF-graduated open-source container registry that extends a plain Docker registry with enterprise features: role-based access control (RBAC), replication policies, vulnerability scanning, content trust, and a web-based management UI. Running Harbor on your own RHEL 7 infrastructure means your container […]

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How to Configure Oracle Linux 9 with Secure Boot — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure Oracle Linux 9 with Secure Boot

Introduction Setting up configure oracle linux 9 with secure boot on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure Oracle Linux 9 with Secure Boot, with all the commands you need, the SELinux and firewalld considerations to keep in […]

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How to Set Up Loki and Promtail for Log Aggregation on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Set Up Loki and Promtail for Log Aggregation on RHEL 9

Grafana Loki is a horizontally scalable, highly available log aggregation system designed to be cost-effective by indexing only metadata labels rather than full log content. Promtail is its companion agent that tails log files and ships them to Loki. Compared to the ELK stack, Loki is significantly lighter on resources, making it an excellent choice […]

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