Firewall

How to Set Up DirectAccess on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Set Up DirectAccess on Windows Server 2019

How to Set Up DirectAccess on Windows Server 2019 DirectAccess provides seamless, always-on VPN-like connectivity for domain-joined Windows clients without requiring the user to manually initiate a VPN connection. Unlike traditional VPN, DirectAccess establishes an encrypted IPv6-over-IPv4 tunnel automatically whenever a managed client device has internet connectivity. This enables remote management, Group Policy application, and […]

Read more
How to Configure Docker Networking on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Configure Docker Networking on FreeBSD 13

Introduction Deploying configure docker networking on freebsd 13 on a FreeBSD 13 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 […]

Read more
How to Configure Network Bonding with LACP on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure Network Bonding with LACP on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up configure network bonding with lacp on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully […]

Read more
How to Set Up a Certificate Authority with OpenSSL on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Set Up a Certificate Authority with OpenSSL on FreeBSD 13

Introduction Deploying set up a certificate authority with openssl on freebsd 13 on a FreeBSD 13 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 […]

Read more
How to Install Graylog on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Install Graylog on FreeBSD 13

Introduction FreeBSD 13 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up install graylog on freebsd 13 on FreeBSD 13 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 […]

Read more
How to Trace System Calls with truss on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Trace System Calls with truss on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to trace system calls with truss on ibm aix 7.1 […]

Read more
How to Install MySQL 8 on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Install MySQL 8 on FreeBSD 13

Introduction This guide explains how to Install MySQL 8 on FreeBSD 13 on FreeBSD 13. 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 […]

Read more
Common Problems 113108

Windows Server 2016 – WFP callout driver blocks RPC and domain traffic – Fix and Prevention

🟠 High   ⏱ 5–30 min  Last verified: 21 November 2021 Affected versions: Windows Server 2016 📖 ~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 […]

Read more
How to Configure HACMP/PowerHA for High Availability on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure HACMP/PowerHA for High Availability on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure hacmp/powerha for high availability on ibm aix 7.1 […]

Read more
How to Install Lua on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install Lua on Debian 9

Introduction How to Install Lua on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 9. This tutorial […]

Read more
CHAT