5G IoT: What It Is, How It Works and Where It Actually Matters
Cellular Connectivity 5G IoT: What It Is, How It Works and Where It Actually Matters 5G is far more than faster phones. For the […]
Topic hub
Guides & Explainers
What Is An IoT Portal
IoT Fundamentals What is an IoT Portal? A central place to connect, monitor, manage, and act on data from internet-connected devices - but what that looks like in practice varies enormously depending...
What is an IoT SIM Card? (And What is an M2M SIM?)
What is an IoT SIM Card? (And What is an M2M SIM?) A clear guide to IoT and M2M SIMs - what they are, how they differ from standard SIMs, and why the terminology often means the same thing.
Low-power industrial cellular routers: a buyer’s guide for solar and battery-powered IoT deployments
One box. 4G connection, Wi-Fi, and power for four cameras. That is the Milesight UR35. If you have ever installed a remote CCTV enclosure, you know the problem.
LTE-M: Three IoT Problems It Was Built to Solve
LTE-M: three IoT problems it was built to solve Coverage gaps, short battery life, and broken connections for moving assets - these are the three walls most IoT deployments hit.
Why You Should Apply Dielectric Grease to SIM Card Contacts in Industrial IoT Routers
If your 4G or 5G IoT router keeps losing its SIM card connection, or you're seeing intermittent "No SIM Detected" errors on remote equipment, corroded SIM card contacts could be the culprit.
Top 6 IoT Security Myths
Short answer: Most IoT security failures are not caused by advanced attacks. They come from outdated assumptions, poor visibility, forgotten installations, exposed access paths, and unclear responsibi...
Why isn’t my roaming SIM switching networks automatically in a Teltonika router?
A roaming SIM, often sold as a multi-network , multi-operator , or IoT SIM , allows a router to connect to more than one mobile network.
Robustel and Kigen: A Practical Step Forward for Industrial eSIM (SGP22 vs SGP32)
Understanding eSIM and SGP22 vs SGP32 and Robustel. If you’ve worked with IoT kit for any length of time, you’ll know that the SIM card is often the least exciting part of a deployment but the most an...
IoT Endpoint Security
IoT Endpoint Security: How One Device Can Breach Your VLAN (CCNA 1.1.f) Most network compromises don’t start with advanced exploits.
IoT
Dual IMSI SIM vs Dual Modem Router
PG Peter Green Senior Editor, IoT Portal Published: 23 Oct 2025 | Updated: 23 Oct 2025 Dual-IMSI vs Dual-Modem Routers: A Practical Guide to Resilient Cellular Connectivity “Always on” isn...
Why BMS Systems Use So Much Mobile Data (and How to Fix It)
{ "@context":"https://schema, { "@type":"WebPage", "@id":"https://iotportal.co.uk/bms-mobile-data-usage-explained/#webpage", "url":"https://iotportal.co.
When Three’s 3internet APN stops giving you a public IP: what CCTV installers need to know in the Vodafone–Three era
CCTV installers have leaned on Three’s cheap unlimited SIMs for years using the 3internet APN to get a public IP address so they could use DynDNS.
Teltonika RutOS 7.17 & TswOS 1.7: Smarter, Safer, Stronger for IoT and M2M
Teltonika Networks has rolled out RutOS 7.17 for routers and TswOS 1.7 for managed switches. These firmware updates aren’t just maintenance patches; they bring real-world improvements that enhance rem...
NB-IoT vs LTE-M in 2025–26
The definitive field guide to 3GPP LPWA for real-world IoT deployments in our NB-IoT vs LTE-M Guide. Executive summary NB-IoT and LTE-M are 3GPP’s licensed-spectrum LPWA workhorses.
ESO Platforms SGP.32 IoT Connectivity: Transforming IoT in the UK & Europe
By Peter Green Foreword by James Mason, IoT Guys Foreword: The Changing Landscape of IoT Connectivity The conversation around IoT has long centred on SIM cards and mobile operators, but a quiet revolu...
IoT eSIM vs Plastic SIM: 7 Essential Differences for Reliable Provisioning, eUICC & Remote Swap
IoT eSIM vs Plastic SIM is one of the most important choices in modern IoT deployments. Get it right, and you unlock reliable provisioning, remote profile swaps, and the flexibility of eUICC.
