transportlogistics
Transportation & Logistics: IoT Monitoring of Material Handling Equipment
Sophie DurandJune 19, 20257 min
Blog Eziwan
Technical Guides
Industrial IoT
VPN, LTE connectivity, Zero-Touch Provisioning, NIS2 compliance — technical resources from the Eziwan team.
Sophie Durandenergyremote-meter-reading
Remote Meter Reading: Migrate from 2G/3G GPRS to LTE Without Changing Your Billing System
2G/3G networks are being phased out. How can you migrate your GPRS remote meter reading devices to LTE while retaining your existing billing and data collection system?
Sophie DurandJune 17, 202510 min
securityot
Zero Inbound Ports: The Only Acceptable OT Network Architecture in 2025
Why the Zero Inbound Port Architecture Became the OT Security Standard in 2025 — NIS2, ICS Attacks, and How to Implement It with OpenVPN on an LTE Gateway.
Lucas MoreauJune 12, 202510 min
securityvpn
How to Secure an Industrial OT Network in 2025: Segmentation, VPN, and NIS2 Compliance
OT/IT Segmentation, OpenVPN/IPSec VPNs, Port Auditing — Best Practices for Securing Your Industrial Network and Meeting NIS2 Requirements.
Lucas MoreauJune 10, 20258 min
protocolsmodbus
Modbus TCP vs. Modbus RTU: Which Protocol Should You Choose for Your Industrial Installation?
TCP or RTU? Understanding the differences between Modbus TCP and Modbus RTU to choose the right protocol for your industrial infrastructure.
Sophie DurandJune 3, 202510 min
dual-simoperators
Industrial Dual SIM: A Comparison of Orange, SFR, and Bouygues for Your Mission-Critical Sites
Comparison of Orange, SFR, and Bouygues for industrial 4G LTE connectivity: rural coverage, SLAs, M2M rates, and field performance at critical sites.
Lucas MoreauMay 29, 20259 min
opc-uamqtt
OPC-UA, MQTT, Modbus: Choosing an Industrial Gateway in 2025
A Comparison of the OPC-UA, MQTT, and Modbus Industrial Protocols to Help You Choose the Right IoT Gateway in 2025. Architecture, Use Cases, and Selection Criteria.
Équipe EziwanMay 22, 20258 min
remote-accessplc
Secure Remote Access for PLCs and SCADA: Architecture, VPN, and NIS2 Compliance
A Comprehensive Guide to Setting Up Secure Remote Access to Your Siemens S7, Schneider M340/M580, Rockwell ControlLogix PLCs, and SCADA Systems. VPN, Zero Trust, NIS2 Compliance, Practical Examples.
Équipe EziwanMay 21, 202516 min
smart-buildingbuilding
Smart Buildings: Why 4G LTE Is Replacing ADSL in Connected Buildings
How Industrial 4G LTE Is Replacing ADSL to Connect Commercial and Industrial Buildings: Reliability, Cost, Deployment Time, and Energy Monitoring.
Sophie DurandMay 15, 202510 min
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