🌟 The Three Elements of Linux Configuration: The Synergy of Files, Commands, and Interfaces 💡 Introduction: In the world of Linux, almost everything can be configured and customized. From kernel parameters to user environments, from network protocols to hardware drivers, the flexibility of configuration is one of the reasons why Linux is powerful and widely … Read more
Linux | Red Hat Certified | IT Technology | Operations Engineer 👇 Join our technical exchange QQ group with the note 【Public Account】 for faster approval Linux Course Notes Directory Structure /：Root directory, the only top-level directory Path example: /home/itheima/a.txt indicates the a.txt file in the home/itheima folder under the root directory Basic Commands ls: … Read more
Concept HTTP Short Connection (Non-persistent Connection): A TCP connection is established for each HTTP request-response, and it is immediately closed after completion. HTTP Long Connection (Persistent Connection): Multiple HTTP requests and responses can be sent continuously over the same TCP connection, which remains open for a period of time, allowing the reuse of that connection … Read more
Image course, development board –> Taobao store: Wolf FPGA ConsultationWeChat: MyWork666888 QQ group: 543928922 Recently, Wolf published an article on 100G networking titled “FPGA Project: 100G Network Development Sharing”. It is impressive that it can communicate, but the downside is that it only reaches the MAC layer, and the upper network layers are missing. To … Read more
Content Overview This book provides an in-depth and systematic explanation of the key points and challenges in advanced programming with VxWorks, particularly focusing on POSIX programming, I/O systems, and network application programming, along with numerous practical programming tips. Additionally, it offers detailed insights into new technologies and excellent features that have emerged in VxWorks. The … Read more
In the previous issue, we discussed the tutorial on setting up PPPoE dialing in OpenWRT. In bridge mode with the optical modem, if PPPoE dialing is not configured, OpenWRT cannot access the internet properly. Tutorial on setting up PPPoE dialing in OpenWRT However, many newly installed broadband connections are set to router mode by the … Read more
Installing and Configuring Tailscale on OpenWrt What is Tailscale Tailscale is a networking tool based on WireGuard that allows for peer-to-peer connections between nodes without the need for a public IP address, utilizing a decentralized approach. It is easy to configure and supports various platforms and clients. Advantages of Tailscale Compared to ZeroTier and WireGuard, … Read more
Dynamic DNS (DDNS) is a service that allows users to automatically update DNS records when their IP address changes. Typically, Internet Service Providers assign dynamic IP addresses to home or small office networks, meaning the IP address changes periodically. If you run a service that needs to be accessed externally (such as a home server … Read more
Introduction Hello everyone! Today, I want to discuss a topic that excites and troubles many factory automation engineers — PLC multi-protocol compatibility technology.Don’t worry, I will explain this seemingly complex function in the simplest terms.Trust me, once you master this technology, your new and old devices can coexist harmoniously like “three generations of old, middle-aged, … Read more
