Terminal smart cabinet communication solution With the rapid development of IoT technology, smart terminal devices are being increasingly adopted across various industries. As an essential carrier of intelligent services, vertical smart terminal cabinets have been widely used in banking, government affairs, healthcare, retail, and other fields. Shenzhen Huizhi Technology’s 4G industrial router, with its stable…

Get network connection mode in real time With the rapid development of the new energy vehicle (NEV) industry, charging stations have become a critical component of infrastructure. Their level of intelligence and connectivity directly impacts user experience and operational efficiency. Shenzhen Huizhi Technology has introduced a 4G industrial gateway solution that provides stable and reliable…

WSS security protocol for OCPP 1.6 OCPP 1.6 introduced WebSocket Secure (WSS) as a key security feature for communication between charging stations and central management systems. Here are the main aspects of the WSS security protocol in OCPP 1.6: ▶ Transport Layer Security (TLS) OCPP 1.6 uses TLS to encrypt communications, preventing eavesdropping and data…

Block Ping Packets From WAN Ping packets are part of the Internet Control Message Protocol (ICMP), which is used to send error messages and operational information indicating the status of a network. The primary role of ping in network communication is to test the reachability of a host on an IP network, measure round-trip time…

The Backbone of Industry Reliable Hardware Design in 4G Routers In the rapidly evolving landscape of industrial technology, 4G routers play a pivotal role in ensuring seamless connectivity and robust data transmission. The reliability of these devices hinges on meticulous hardware design, which incorporates advanced components and protective measures. This article delves into the core…

OCPP 4G gateway brings new life to traditional EV chargers When integrating OCPP smart charging into the traditional EV chargers that currently do not use the OCPP Protocol, a key enabler is the OCPP 4G Gateway. This gateway acts as a protocol conversion tool, ensuring that the traditional EV chargers can communicate seamlessly with OCPP-compliant systems. In this article, we…

4G Industrial Routers and IoT Connectivity In today’s wave of digital transformation, the integration of 4G industrial routers and the Internet of Things (IoT) is profoundly changing the way industries operate. From manufacturing to agriculture, transportation, and energy management, this technological combination offers unprecedented connectivity and automation capabilities to businesses. As a core component of…

System Topology of European Standard EV Charger Operators As electric vehicles (EVs) become increasingly popular, the construction of charging infrastructure has become crucial. In Europe, the standards for EV chargers are typically set by the International Electrotechnical Commission (IEC) and the European Committee for Electrotechnical Standardization (CENELEC). These standards ensure the safety, efficiency, and interoperability…

Block SYN Flood attacks Introduction to SYN Flood attacks A SYN Flood attack is a type of denial-of-service (DoS) attack where an attacker sends numerous SYN requests to a target server, overwhelming it with half-open connections. This consumes server resources, preventing legitimate users from establishing connections. Such attacks disrupt services and degrade network performance, making…

Empowering EV Chargers Achieving seamless integration of OCPP protocol through 4G industrial routers Introducing our cutting-edge 4G Industrial Router with Embedded OCPP Protocol, a game-changer for the electric vehicle (EV) charging industry. This innovative product is designed to seamlessly integrate EV chargers that do not natively support the Open Charge Point Protocol (OCPP) with OCPP-enabled…