RS485 interfaces form a half-duplex network, typically using a two-wire system, often employing shielded twisted pairs for transmission. This wiring method allows a maximum of 32 nodes to be connected on the same bus topology. Initially, data was output as analog signals for simple process quantities, and the RS232 interface was used for instrument connections, … Read more
Are You Experiencing These Issues? 2023 Come and Find Your Match! Honey… Can we put the router in the bedroom? The WiFi is too far from the bedroom, the signal is too weak, I can’t grab anything Dad, the online tutoring class is lagging, can we put the router in the study? It’s just one … Read more
Click the blue text above and remember to follow us!Networking Requirements As shown in Figure 1, HostA connects to RouterA and RouterB through Switch with dual attachment. The user wishes to achieve: 1. Under normal circumstances, the host accesses the Internet with RouterA as the default gateway. When RouterA fails, RouterB takes over as the … Read more
Click the blue text above to follow us. By configuring NAT and policy routing functions, campus network users can access the Internet in different ways. Networking Requirements Student users at a certain school can access the Internet through the education network, while teacher users can access the Internet directly. The IP address allocated to the … Read more
To reduce the psychological defenses of victims, overseas fraudsters will use high salaries to entice domestic personnel to use GOIP and VOIP devices to build a communication bridge for them, thus successfully carrying out fraud.Please be vigilant and be cautious when looking for part-time jobs, and do not become accomplices in telecom fraud. Understanding GOIP … Read more
Computing, as the cornerstone of information processing, plays a crucial role in the digital service era. The “network” and “computing” are traditionally used for information transmission and processing, respectively, belonging to different stakeholders and evolving independently. Recently, the trend of collaboration and convergence between networks and computing has gained widespread attention from both industry and … Read more
Have you ever experienced the situation where your internet speed suddenly slows down after a while at home? Or when watching a movie, the scene freezes at the most exciting moment? Or when it takes longer than usual to open a webpage, or you can’t access the webpage at all? Don’t worry! Here are 8 … Read more
1. What Is RS485 Bus The RS485 bus is commonly used in industrial settings to collect multi-point data, whether analog signals or switch signals. RS-485 operates in a half-duplex mode and supports multipoint data communication. The RS-485 bus network topology generally adopts a terminal-matched bus structure, which connects various nodes in series along a single … Read more
PLC networks are composed of several levels of subnetworks, and the communication process between these subnetworks is determined by communication protocols, with the communication method being the core content of the communication protocol. The communication methods include access control methods and data transmission methods. The so-called access control (also known as access control) method refers … Read more
WiFi 6 is likely a major reshuffle for wireless router manufacturers Every technological iteration is a test for brand manufacturers; “the old goes, the new comes.” The wireless router market is likely to undergo a significant reshuffle. Many manufacturers are seizing the opportunity of WiFi 6 to launch new products and capture market share. High-end … Read more