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A Guide to Choosing the Right Antennas for Your Cellular Router
September 9, 2025
A practical guide to choosing the right antennas for your industrial cellular router. Learn about omni vs. directional, gain, placement, and MIMO. ...
Robert Liao
The Total Cost of Ownership (TCO) for Industrial Routers: A Buyer's Guide
A buyer's guide to the Total Cost of Ownership (TCO) for industrial routers. Learn why the purchase price is only a fraction of the true...
Industrial Cellular Router for Smart Grid & Utility Applications
September 8, 2025
Discover why an industrial cellular router is essential for smart grid and utility applications. A guide to secure and reliable connectivity for SCADA and more....
How to Use a Cellular Router for Retail & POS Network Backup
Learn how to use a cellular router for POS network backup and prevent lost sales. A step-by-step guide to internet failover for your retail business....
A Guide to In-Vehicle Connectivity for Logistics and Public Transit
The definitive guide to in-vehicle connectivity. Learn about the essential hardware and software features for reliable logistics and public transit solutions. ...
An Introduction to the Modbus RTU to TCP Gateway Function
Learn how a Modbus RTU to TCP gateway works. A guide explains how this essential function in industrial routers connects your serial PLCs to a...
How Dual SIM Failover Works: A Deep Dive into Uninterrupted Connectivity
September 5, 2025
A deep dive into how dual SIM failover works. Learn about the health checks, detection methods, and failback processes that ensure network redundancy. ...
What is RCMS? A Deep Dive into IoT Device Management
What is RCMS? A deep dive into the Robustel Cloud Manager Service, a powerful IoT device management platform for monitoring and managing your router fleet....
A Guide to Connecting Serial (RS232/RS485) Devices over a Cellular Network
A practical guide to connecting serial RS232 and RS485 devices over a cellular network. Learn how an industrial router acts as a serial-to-IP gateway. ...
A Guide to Cybersecurity for Industrial Cellular Routers
September 4, 2025
A comprehensive guide: cybersecurity for industrial routers. Learn about essential features like firewalls, VPNs, and the importance of IEC 62443 certification. ...
A Guide to VPNs on Industrial Routers for Secure Remote Access
Learn how VPNs on industrial routers provide secure remote access to your OT network. A guide to IPsec, OpenVPN, and other protocols for protecting your...
What is the Inter IoT? A Guide to Connecting Your Devices
This guide explains the Inter IoT (Internet of IoT) and how devices connect to the internet. Discover the crucial role of an IoT gateway for...
