Stay updated on the latest technology developments and applications, focusing on performance optimization and architectural design. We welcome your attention! 1. Network Layering 1. The relationship between the OSI seven layers and the TCP/IP four layers The OSI model introduces the concepts of services, interfaces, protocols, and layering, while TCP/IP adopts these concepts to establish … Read more
Project Background With the continuous in-depth development of digital government services, government service centers are keeping pace with the times, actively implementing a comprehensive renovation and upgrade of information technology equipment in their server rooms. The core purpose of this renovation is to optimize the existing communication system, addressing key issues such as complex wiring, … Read more
Introduction In modern .NET development, HttpClient is the core class used for sending HTTP requests and receiving responses. However, directly using HttpClient can lead to several issues, such as socket exhaustion and inability to adapt to DNS changes. To address these problems, .NET Core 2.1 introduced HttpClientFactory. This article will delve into how HttpClientFactory works, … Read more
The upper interface in the image displays the address, name, and state machine status of the slave device.The “CRC” column shows the cyclic redundancy check counter value of a single EtherCAT slave device at a certain moment. The cyclic redundancy check counters for ports A, B (if used), C (if used), and D (if used) … Read more
Linux Wireless – Linux Kernel Networking (4) – Advanced Topics http://www.haifux.org/lectures/206/wirelessLec.pdf
Total text: 888 words, 16 images,Estimated reading time: 1 minute Previously, when we deployed OpenVPN on a cloud host (Using OpenVPN to Access Cloud Resource Pool Services), the cloud host had a single network interface. Now we have a single network interface OpenWrt (Configuring OpenWrt in One-Arm Routing Mode), which is based on the Linux … Read more
*Content in the Submission Section comes from user contributions, and we will present the unique personalities of the contributors, as well as their feelings and enthusiasm for the platform. We welcome everyone to participate actively and receive 10,000 star wishes! (＾＿－) The following content is the main text The content today is relatively complex but … Read more
1. Basic Concepts of the HTTP Protocol Definition: The HyperText Transfer Protocol (HTTP) is an application layer protocol used for distributed, collaborative, and hypermedia information systems, serving as the foundation for data communication on the Internet.Core Function: It specifies the format and rules for data transmission between clients (such as browsers) and servers, enabling requests … Read more
Source: China Mobile Science and Technology Association First Review: Zhang Junhao Second Review: Su He Third Review: Tang Zhenyu Contact Number: 0557-3044190
In Linux systems, port management is a crucial aspect of network service configuration and troubleshooting. When multiple services attempt to bind to the same port, or when it is necessary to confirm whether a service is running properly, quickly locating the Process ID (PID) that occupies a specific port is a key operation. This article … Read more