Everyone has probably experienced that feeling when the WiFi in their home seems to be slowing down, wondering, “Is someone using my WiFi?” Sometimes, when we go out, we also want to try to use someone else’s WiFi. The premise of “borrowing WiFi” is to crack the other party’s “wireless password”. So, how secure is … Read more
Wi-Fi slows down over time, and sometimes you just want to smash it. Some believe the Wi-Fi box is the problem, but actually, it also relates to the incorrect placement of the router. Today, I specifically looked up some tips on router placement, and without spending a dime, you can test how strong your home … Read more
Source: Science Popularization Hunan Online, PConline IT Encyclopedia Generally speaking, the main reasons for Wi-Fi getting slower are as follows: 1. Incorrect placement of the router To keep their rooms looking clean and tidy, many people choose to place the router in inconspicuous places, such as behind doors, in corners, or under computer desks. While … Read more
As people’s demands for automotive safety, comfort, exhaust emissions, and fuel economy become increasingly stringent, the amount of information exchanged between control units is growing, and the number of sensors and wires is rapidly increasing, making it more difficult to troubleshoot and repair. To ensure that the electronic systems in vehicles remain operational without taking … Read more
Step 1: Hardware Preparation and Connection Materials Needed Optical Modem: Usually provided by the ISP when installing broadband. Wireless Router: Can be purchased online or from a computer store. Network Cables: Two, can be purchased nearby at a computer store. Computer: Used for configuring the router. Connect the devices as follows: Connect the fiber to … Read more
Product Introduction The U Point Home Server is a new digital home product developed, designed, and produced by Guangdong Broadcasting Network for users. By combining the U Point Home Server with extension devices, it can serve as a family network center, family media center, family smart center, and social center. Family Network Center: The U … Read more
↑ Click on the above “Smart Manufacturing Home” Follow us Written in Front Hello everyone, I am Xiao Zhi, the owner of Smart Manufacturing Home~ Previously, we discussed the security of industrial control systems and analyzed the Modbus protocol and Siemens S7Comm protocol from a security perspective: Data Collection under MES and SCADA—Analysis of Siemens … Read more
5. CAN Communication Protocol CAN stands for Controller Area Network, which was developed by the German company BOSCH, known for its automotive electronic products, and has ultimately become an international standard (ISO11519 and ISO11898). It is one of the most widely used field buses internationally. CAN is a multi-master asynchronous serial communication bus. Due to … Read more
Why TCP/IP Exists All around the world, various computers running different operating systems serve their purposes. However, the methods they use to express the same information can vary greatly. It’s akin to how God confused the languages of people in the Bible, preventing them from cooperating. Computer users realized that individual computers would not be … Read more
1. Introduction to the systemctl Command In Linux operating systems, the systemctl command is used to manage system services, especially in domestic UOS V20 server or Kylin V10 server, as well as CentOS 7.x and above. It replaces the previous service and chkconfig commands, integrating their functionalities. The main functions of systemctl include querying or … Read more