Networking

How to Install Nomad on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Install Nomad on FreeBSD 14

Introduction This guide explains how to Install Nomad on FreeBSD 14 on FreeBSD 14. 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 for fine-grained privilege separation. […]

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How to Install SonarQube on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Install SonarQube on FreeBSD 14

Introduction FreeBSD 14 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up install sonarqube on freebsd 14 on FreeBSD 14 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 […]

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How to Install Helm on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Install Helm on FreeBSD 14

Introduction How to Install Helm on FreeBSD 14 is a core administration task for any FreeBSD 14 server operator. FreeBSD 14 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 filtering, and […]

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How to Configure OpenDKIM with Postfix on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure OpenDKIM with Postfix on FreeBSD 14

Introduction Deploying configure opendkim with postfix on freebsd 14 on a FreeBSD 14 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 Configure Disk Quotas on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure Disk Quotas on FreeBSD 14 (FREEBSD-14-2)

Introduction How to Configure Disk Quotas on FreeBSD 14 is a core administration task for any FreeBSD 14 server operator. FreeBSD 14 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 filtering, […]

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How to Set Up IPsec with StrongSwan on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Set Up IPsec with StrongSwan on FreeBSD 14

Introduction How to Set Up IPsec with StrongSwan on FreeBSD 14 is a core administration task for any FreeBSD 14 server operator. FreeBSD 14 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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Common Problems 116520

Ubuntu 24.04 LTS – UFW blocks expected service traffic – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 10 August 2024 Affected versions: Ubuntu 24.04 LTS 📖 ~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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Common Problems 114428

Service Is Running But Not Reachable Through firewalld

🟡 Medium   ⏱ 5–30 min  Last verified: 10 August 2024 📖 ~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 & Cross-Refs References & Further […]

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How to Configure Static IP on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure Static IP on FreeBSD 14

Introduction How to Configure Static IP on FreeBSD 14 is a core administration task for any FreeBSD 14 server operator. FreeBSD 14 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 filtering, […]

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How to Install Java and Configure JAVA_HOME on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install Java and Configure JAVA_HOME on RHEL 9

Java 21 is a Long-Term Support release that brings virtual threads, record classes, and pattern matching to the platform, making it the recommended JDK for new enterprise workloads on RHEL 9. Red Hat ships OpenJDK 21 through the standard dnf repositories, so installation is straightforward and kept in sync with security advisories. This tutorial covers […]

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