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📌 16 de Fevereiro, 2025

OpenWrt: Custom DNS Server for Specific Devices

In a typical home or office network, all devices use the DNS servers specified by the router. However, there are scenarios where specific devices need to use a different DNS server e.g. TV set-top boxes. This guide will show you how to configure OpenWrt to assign a custom DNS server to specific devices using the uci command-line tool.

📌 15 de Fevereiro, 2025

OpenWrt: Forward Traffic To Another IP

Learn how to redirect all traffic destined for an internet host (e.g., 1.1.1.1) to another IP, a local machine—for fun and profit. This technique is useful for debugging, blocking specific requests or bypassing restrictions.

📌 29 de Dezembro, 2024

Debian: Fix Broken Bootloader

Do you have a perfectly good Debian install that suddenly won’t boot? Discover how to get it back up and running in just two simple steps.

📌 26 de Dezembro, 2024

WordPress: On Automattic vs WP Engine

WordPress is an incredible platform for building websites and online stores, and Automattic—along with its CEO, Matt Mullenweg—has made substantial contributions to the open-source ecosystem. However, an unfortunate series of events unfolded following Matt’s decision to target WP Engine. In this article, I share my perspective on the situation and explore what Matt could have done differently to benefit both Automattic and the WordPress community.

📌 19 de Dezembro, 2024

Windows: Installing on External Disks

The windows setup program refuses to install Windows to external USB drives but that’s not a problem as there’s a way around it. It’s absolutely possible to run Windows from any modern external drive eg. windows installed on an USB SSD disk.

📌 1 de Dezembro, 2024

DD-WRT: VLAN Guide

VLANs are an important part of any advanced network and while DD-WRT is capable of such setups it isn’t as easy and obvious as it should be. In this article I explain, in simple terms and with examples, how you may setup VLANs on a R7000 or any other DD-WRT router.

📌 30 de Novembro, 2024

ESPHome: BME680 with BSEC 2

ESPHome provides built-in support for the BME680 sensor with a fully open-source implementation; however, it is not compatible with all the sensor’s features. The project also includes Bosch’s proprietary BSEC v1 and v2 software libraries that support different ESP boards. Learn how to set up and configure your sensors in this post with examples for the ESP32 S2 and C3 boards.

📌 24 de Novembro, 2024

Netgear R7000: Block Diagram / Network Architecture

An useful and accurate network architecture diagram of a Netgear R7000 router running a modern version of DD-WRT. In order to design an accurate diagram I manually tested all physical and internal ports of the router.

📌 23 de Novembro, 2024

Netgear R7000: DD-WRT Turn Off LEDs

Contrary to popular belief flashing LEDs in your router don’t make your Wi-Fi faster – truth be told, every electronic component dissipates heat witch may actually even make your system slower. Learn how to turn off all LEDs so your Netgear R7000 doesn’t look like a Christmas tree.

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