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2026-01-02
OpenVPN is a reliable and time-tested VPN protocol that allows organizing secure remote access to a local network. MikroTik RouterOS supports OpenVPN in server mode starting from version 6.x (TCP), and from version 7+ — …
Read more2025-11-03
pfSense — a tank in the world of firewalls. Is updated less often, but runs for years without surprises. 🏢 Who pfSense is for Corporation with 100+ users Needs official support Has old but reliable hardware Value …
Read more2025-11-02
OPNsense — it’s like pfSense, but prettier, faster, and with an API. Want an office firewall you wouldn’t be embarrassed to show your boss? Here it is. 💼 Who OPNsense is for Office of 10–50 people VPN for all …
Read more2025-11-01
Imagine: an old router for 2000 ₽ blocks ads, shares a VPN, works as a Mesh system and doesn’t slow down even with 50 devices. This is not magic — this is OpenWRT. 🏠 Who needs OpenWRT OpenWRT turns an ordinary router …
Read more2025-10-29
This guide will show how to configure two Linux servers so that all the Internet traffic from a specific local subnet (for example, 10.100.10.0/24) is routed not via its default gateway but through an IPIP tunnel to a …
Read more2025-10-16
The EoIP (Ethernet over IP) protocol from MikroTik is used to create an L2 tunnel over an IP network, allowing you to combine two remote local networks into a single broadcast domain. If your EoIP tunnel does not …
Read more2025-09-21
This article is compiled as a “cheat sheet” for SOHO/SMB networks: common issues, their symptoms, causes, quick fixes, and diagnostic checklists. Suitable for both engineers and admins who maintain the …
Read more2025-09-11
In this guide, we’ll go through setting up an OpenVPN server on Ubuntu and connecting a Keenetic router to it. This setup is useful if you need to provide access to your home network or forward services (e.g., PBX or web …
Read more2025-08-27
The Problem with Certificates at Scale In previous articles, we discussed that OpenVPN uses certificates for authentication. This method is reliable but has significant drawbacks: Inconvenience for users: Each user must …
Read more2025-08-26
VPN: Not Just an “On” Button For many users, a VPN is simply an “On” button. However, when it comes to building your own secure tunnel, it’s important to understand its architecture. OpenVPN is …
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