This article is a submission from a friend, Han Shijun. If you have excellent articles you would like to submit, feel free to contact me. Everyone relies on network communication every day, but how do these devices communicate with each other? I wrote this article so you can read it from thousands of miles away. … Read more
This article mainly reviews common attacks on TCP/IP, aiming to provide at least a basic understanding. Introduction Introduction 1 IP Spoofing What is IP? In a network, every device is assigned an address. This address is like a home address for a person, consisting of a number and a room. The number represents the subnet, … 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
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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
Finally, I have come to the TCP protocol, which is the most important and exciting part of TCP/IP detailed explanation, and it requires significant effort to read. Brief Introduction TCP and UDP are at the same layer— the transport layer. However, the most significant difference between TCP and UDP is that TCP provides a reliable … Read more
Introduction This article covers the basics of the TCP/IP protocol, focusing on the content, functions of the TCP/IP protocol suite, and foundational knowledge related to the three common network protocols: TCP, UDP, and IP. Content The TCP/IP protocol suite is developed from the OSI seven-layer model. The existence of the OSI reference model has the … 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
C++ Network Programming: Practical Performance Evaluation and Optimization 1. Introduction In today’s wave of digitalization, network programming serves as a bridge connecting various corners of the virtual world, allowing information to flow rapidly. Among the many effective tools for network programming, C++ stands out as a “sharp weapon” for developers pursuing extreme efficiency due to … Read more
Network Card to Memory Kernel’s Network Module Protocol Stack IP Layer UDP Layer Socket Conclusion This article will introduce how a UDP packet is received step by step from the network card to the process in a Linux system. Network Card to Memory The network interface card must have the appropriate driver installed to function … Read more