Click the blue text above to follow us Resource Release Huawei Certified Beginner to Advanced Practical Course ↓ Scan to watch the video ↓ 1 1. OSI Reference Model The seven-layer model, also known as OSI (Open System Interconnection), is a standard framework established by the International Organization for Standardization (ISO) for interconnecting computer or … Read more
Click the blue text above to follow us Resource Release Huawei Certification Beginner to Advanced Practical Course ↓ Scan to watch practical videos ↓ 1. Concept TCP/IP (Transmission Control Protocol/Internet Protocol) is the communication protocol for computers connected to the internet. A communication protocol is a description of the rules that computers must follow to … Read more
Author: MobMsg, a senior full-stack engineer and partner at the architect community! TCP/IP Protocol Family The core protocol of the Internet is TCP/IP, which is widely used in both local and wide area networks and has a development history of over 20 years, making it the current international standard. TCP/IP is a protocol family that … Read more
1. Overview of Computer Networks 1.1 Classification of Computer Networks According to the scope of the network: Wide Area Network (WAN), Metropolitan Area Network (MAN), Local Area Network (LAN); According to the users of the network: Public network, Private network. 1.2 Hierarchical Structure of Computer Networks Comparison of the TCP/IP four-layer model and the OSI … Read more
Click the blue text above to follow us Resource Sharing Huawei Certification Beginner to Advanced Practical Course ↓ Scan to watch practical videos ↓ 1. Protocol Layering TCP/IP uses encapsulation and multiplexing strategies in packet design. Encapsulation means that during the process of sending data from the application, each layer adds some header information to … Read more
Introduction to HTTP 1. HTTP Versions Since the invention of the HTTP protocol, it has undergone several version modifications, namely <span>HTTP/0.9</span>, <span>HTTP/1</span><span>.0</span>, <span>HTTP/1.1</span> and <span>HTTP/2</span>. Currently, the main version in use is <span>HTTP/1.1</span>, which is the focus of this article. 2. TCP/IP Protocol Before learning about the HTTP protocol, let’s first understand the TCP/IP protocol. … Read more
Author: Ruheng Source: Juejin 1. TCP/IP Model The TCP/IP protocol model (Transmission Control Protocol/Internet Protocol) includes a set of network protocols that form the foundation of the Internet; it is the core protocol of the Internet. The TCP/IP reference model divides the protocols into four layers: the Link Layer, Network Layer, Transport Layer, and Application … Read more
What Is a Communication Network There is always a network around us, such as telephone networks, telegraph networks, television networks, computer networks, etc.; even within our bodies, there are many network systems, such as the nervous system and the digestive system. The most typical representative is the computer network, which is a combination of computer … Read more
Click the Blue Word Follow Us Have you ever had the following questions? “How to conduct CANopen conformance testing?”, “Is there any CANopen conformance testing software, how to obtain it?”, “Can you help us with CANopen conformance testing?” Recently, Hongke engineers conducted a simple test and would like to share with everyone. 01 Concept of … Read more
Click Jicheng Training WeChat Follow me! ☀ Jicheng Training Network’s official WeChat is the most professional and concentrated in the industrial control field, providing technical sharing, free videos, and a communication platform. Follow Jicheng, and there will be no problem in improving your skills! 1. Overview All the content that needs to be discussed regarding … Read more