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2025-08-23
When Control Matters Most Services like Tailscale and NetBird are convenient, but they rely on a third-party control server responsible for authentication, key distribution, and route exchange. For those who, for …
Read more2025-08-22
When Zero-config VPN Means More Than Just Tailscale Although Tailscale has become the benchmark for simplicity, it’s not the only player in the Zero-config VPN field. ZeroTier and NetBird offer similar functionality but …
Read more2025-08-20
Evolution of Remote Access Traditional VPN services, which most of us are familiar with, work on the “hub-and-spoke” principle (star topology). This means that all traffic from the client to the protected …
Read more2025-08-19
Dynamic Routing on Keenetic: BGP and OSPF When Static Routing Isn’t Enough In most home networks, routing is simple: all traffic is sent through a single ISP. In such cases, static routing is sufficient. But what …
Read more2025-08-16
Keenetic: A Router Whose Main Asset Is Its Operating System A Quick Look at Keenetic In the world of home routers, where most devices come with proprietary, bloated firmware, Keenetic stands out with its unique approach. …
Read more2025-08-14
Introduction: The First Line of Defense for Your Server Before thinking about complex intrusion detection systems such as Fail2ban or CrowdSec, you need to build the first and most reliable line of defense—a firewall. A …
Read more2025-08-05
Introduction: A Hidden Network Issue Developers and system administrators using servers on the OpenStack platform (for example, the C*-M*-D* hosting plans from reg.ru) sometimes encounter mysterious network problems. …
Read more2025-07-29
Redundancy of Interoffice Links (Site-to-Site VPN, MPLS, Dark Fiber) We’ve already discussed how to ensure reliable connectivity within a single building. Now let’s look at a more complex but equally critical topic: …
Read more2025-07-27
In today’s world, where every aspect of business depends on IT, and downtime is measured not only in lost revenue but also in missed opportunities and reputational damage, connection stability becomes a critically …
Read more2025-07-21
Many thanks to Mikhail for the work, I am very pleased with the result. I especially thank him for the recommendations during the setup process — from my rather muddled brief (and I know little about servers) Mikhail, …
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