VPN

How to Configure OpenVPN Server on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure OpenVPN Server on Debian 9

Introduction Deploying configure openvpn server on debian 9 on a Debian 9 Stretch machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Ensure Debian 9 […]

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How to Install Xdebug for PHP on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Xdebug for PHP on RHEL 7

How to Install Xdebug for PHP on RHEL 7 Xdebug is the de facto debugging and profiling extension for PHP. It transforms PHP development from a cycle of var_dump() statements into a proper interactive debugging experience: you can set breakpoints, step through code line by line, inspect variable values at runtime, and generate detailed execution […]

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How to Install Redis on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Redis on RHEL 7

How to Install Redis on RHEL 7 Redis is an open-source, in-memory data structure store used as a database, cache, message broker, and streaming engine. Its sub-millisecond response times make it the go-to solution for session caching, real-time leaderboards, pub/sub messaging, and rate limiting in high-performance web applications. On RHEL 7, Redis is available through […]

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How to Set Up a PPTP VPN Server on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up a PPTP VPN Server on Debian 10

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up set up a pptp vpn server on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each step […]

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How to Configure HAProxy for HTTP and TCP Load Balancing on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure HAProxy for HTTP and TCP Load Balancing on RHEL 7

How to Configure HAProxy for HTTP and TCP Load Balancing on RHEL 7 HAProxy is one of the most widely deployed open-source load balancers in production infrastructure, renowned for its high throughput, low latency, and fine-grained configurability. On RHEL 7 it is available directly from the base repositories and integrates cleanly with systemctl and firewalld. […]

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How to Configure StrongSwan IPsec on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure StrongSwan IPsec on Debian 10

Introduction Deploying configure strongswan ipsec on debian 10 on a Debian 10 Buster machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You will need […]

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How to Set Up WireGuard VPN on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up WireGuard VPN on Debian 10

Introduction How to Set Up WireGuard VPN on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster 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 10. […]

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How to Configure OpenVPN Server on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure OpenVPN Server on Debian 10

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up configure openvpn server on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each step carefully and the […]

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How to Configure Fail2Ban to Protect SSH on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure Fail2Ban to Protect SSH on RHEL 7

How to Configure Fail2Ban to Protect SSH on RHEL 7 Even with SSH key-based authentication enabled, your server’s port 22 (or whatever port SSH is listening on) is constantly targeted by automated bots scanning the internet for open SSH services. These bots attempt thousands of login combinations per hour. While they cannot succeed against key-only […]

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How to Set Up a VPN Server with StrongSwan IPsec on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Set Up a VPN Server with StrongSwan IPsec on RHEL 8

StrongSwan is a robust open-source IPsec VPN solution that supports IKEv2 and is well-suited for site-to-site and remote-access VPN deployments. On RHEL 8, StrongSwan is available through the EPEL repository and integrates cleanly with firewalld and the system’s certificate infrastructure. This tutorial walks through installing StrongSwan, generating PKI certificates, configuring an IKEv2 road-warrior VPN, and […]

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