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March 24, 2026 ● 5 min read ● By Lukasz Krzak

Large-Scale Mesh Network: Architecture Beyond 1000 Nodes

Why Most Mesh Networks Fail at Scale Many mesh networks perform well in laboratory conditions.Dozens of nodes. Stable RF environment. Limited traffic. The problems start when the network grows beyond a few hundred devices. At scale, failures are rarely caused by radio range. They are architectural: A large-scale mesh network is not simply a bigger […]

March 17, 2026 ● 6 min read ● By Lukasz Krzak

How to Design a Sub-GHz Mesh Network for Large-Scale Industrial IoT

Sub-GHz mesh networking has become a preferred architecture for industrial IoT deployments that must operate reliably across large outdoor areas, dense building structures, underground facilities, and interference-prone environments. A sub-GHz mesh network leverages lower frequency bands to achieve improved signal propagation, deeper material penetration, and more stable long-distance communication compared to 2.4 GHz systems. However, […]

March 11, 2026 ● 6 min read ● By Lukasz Krzak

MQTT in IoT: Architecture, Scalability and Industrial Deployment Realities

MQTT is one of the most widely adopted messaging protocols in the Internet of Things ecosystem. Its lightweight publish/subscribe model makes it particularly attractive for constrained devices and bandwidth-limited networks. However, while MQTT is often presented as a simple solution for IoT communication, its real-world behavior in large-scale industrial deployments depends heavily on system architecture, […]