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What Is DTU and What Can It Be Used for? DTU stands for Database Transaction Unit (also called serial server, IP Modem and industrial IoT terminal device), which can be used as a gateway in some application scenarios. The difference…
“Cloud + Edge” Coordinated, Thrive in the IIoT Era “Cloud + Edge” Coordinated, Thrive in the IIoT Era Contemporary industry features a growing number of devices distributed on various industrial sites. Given long-time operation, it is inevitable tha… As onsite…
Why Do We Need the Routing Protocol? How do the IP packets traveling through the Internet, like cars on the highway, get to their destination? Everyone is familiar with cars. Even if we don’t know the destination, there is an…
What is Open Shortest Path First (OSPF)? What is OSPF? OSPF is a typical Link-state routing protocol, which is generally used in the same routing domain. Here, the routing domain refers to an Autonomous System (AS), which refers to a…
What Are the Failover Features on a Router? The failover mechanism is used to increase the reliability and availability of networking devices by configuring several methods to provide redundant implementations. Firstly, we should know how the … Normally, there are…
What Is IPv6? Why Do We Choose to Use It? IPv6 was introduced to replace IPv4 and is often referred to as the “next generation Internet” because of its enhanced capabilities and its growth in recent years. IPv6 or Internet…
Modbus RTU vs. Modbus TCP/IP The essence of Modbus RTU and Modbus TCP/IP is the Modbus protocol, and they all exchange data by Modbus register address. But what’s the difference between them? Today, we will discuss them from the …
Why Use VRRP technology? Why VRRP technology? We know that in order to realize device communication between different subnets, we need to configure routing. At present, there are two commonly used routing methods: The first is dynamic learning…
