Follow「Raymond Operations」 WeChat official account, and set it as「Starred」, you can also scan the QR code at the bottom to join the group chat, to get the latest content in real time and never miss exciting content. Introduction to DNS DNS (Domain Name System): is a system that uses a client/server mechanism to convert computer … Read more
From: Juejin, Author: Ruheng Link: https://juejin.im/post/6844903490 595061767 1. TCP/IP Model The TCP/IP protocol model (Transmission Control Protocol/Internet Protocol) includes a series of network protocols that form the foundation of the Internet and is the core protocol of the Internet. The reference model based on TCP/IP divides the protocol into four layers: the Link Layer, Network … Read more
TCP/IP Model TCP and UDP Why TCP Requires Three-Way Handshake Why TCP Requires Four-Way Teardown The Process of a Web Page Requesting a URL How DNS Works Principle of HTTPS Encryption 1. TCP/IP Model Application Layer: Specifies the data format for application programs and handles specific application details. Transport Layer: Specifies ports for specific applications … Read more
1. Architecture The TCP/IP protocol suite is a four-layer protocol system. Figure 1 TCP/IP Architecture Data Link Layer: Implements the network driver for the network interface card, handling the transmission of data over physical media (Ethernet, Token Ring). The network driver abstracts the electrical characteristics of different physical networks. The data link layer uses ARP … Read more
Click on the “Five-Minute Algorithm Learning” above to select the “Star” public account Heavyweight content delivered first-hand From: Juejin, Author: Ruheng Link: https://juejin.im/post/6844903490595061767 1. TCP/IP Model The TCP/IP protocol model (Transmission Control Protocol/Internet Protocol) includes a series of network protocols that form the foundation of the internet and is the core protocol of the Internet. … Read more
This article is about installing OpenWrt on an ESXi system. Preparation OpenWrt Firmware You can choose to download the firmware yourself, which can generally be divided into two categories: one is the custom firmware compiled by various experts, which integrates many pre-installed applications for immediate use; the other is the official original firmware, which only … Read more
Introduction: Ensure your children’s online safety with minimal time and financial investment. Word count: 1573, estimated reading time: 2 minutes https://linux.cn/article-13216-1.htmlAuthor: Daniel OhTranslator: geekpi Parents have been looking for ways to protect their children online, from preventing malware, banner ads, pop-ups, tracking scripts, and other issues, to stopping them from playing games and watching YouTube … Read more
1. Introduction When we visit a website, we usually do so via a URL, such as accessing Baidu through the domain: www.baidu.com. After entering the domain in the browser, the communication ultimately resolves the domain to the corresponding IP address, and communication is conducted at the lower level based on the IP. We don’t need … Read more
I have connected my home computer and server to a public IP and DDNS. With a public IP, what interesting and practical applications can we create? In this issue, we will briefly review them. For detailed tutorials on public access and the installation and configuration of home servers, interested viewers can check out previous videos.
During this week, while scrolling through Douyin, I was unexpectedly shown a lot of information about home NAS servers. As I browsed, I thought about setting up a home server myself to remotely transfer some files and host a website. It would be much better than the Tencent Cloud server I purchased four years ago, … Read more