Click the image | Get the latest information in the network engineering industry Network programming has three elements: IP address, port number, and communication protocol. This time we will mainly discuss the TCP and UDP communication protocols and their implementation in programming. IP AddressComputers in the network use IP addresses for unique identification. There are … Read more
Click the above blue text to follow the Network Technology Platform When a user issues a command using the TCP/IP application layer protocol, a series of events is triggered. The user’s command or message is sent through the TCP/IP stack on the local machine and then reaches the receiving protocol over the network medium. Each … Read more
Quality article, delivered on time First, let’s present the mind map of this article TCP, as a protocol of the transport layer, is a reflection of a software engineer’s quality and is often a topic of discussion in interviews. Here, I have sorted out some core issues related to TCP to help everyone. 001. Can … Read more
Reprint | Learn Algorithms in Five Minutes Introduction Computer networks are a fundamental course, but what teachers teach only serves as a starting point. However, for those who need to self-study, it is undoubtedly more challenging. The road ahead is long~~ Computer networks are inherently dull, and the article contains a lot of content. I … Read more
Click the blue text above, select “Set as Favorite” Reply “666” to get the interview guide Computer networks are a fundamental course, but what the teacher talks about is merely a way to spark interest. However, for those who need to self-study, it is undoubtedly more challenging. The road ahead is long~~ Computer networks are … Read more
1. OSI Model About the OSI seven-layer model: Application layer, Presentation layer, Session layer, Transport layer, Network layer, Data Link layer, and Physical layer. The seven-layer model and the protocols applied at each layer are shown in the figure below. So what protocols are used at each layer? We list some commonly used protocols in … Read more
Follow our public account to learn more Java tips! Source: blog.csdn.net/daocaokafei/article/details/116176790 According to the analysis report of China’s Internet network security monitoring data in the first half of 2020, malicious program-controlled servers, denial-of-service attacks (DDoS), and other network attacks are on the rise. To this day, network attacks have become one of the main factors … Read more
This article mainly introduces TCP/IP,helping you become familiar with the TCP/IP protocol, making it easier to get started!Detailed Analysis of TCP/IP Protocol Suite1. Introduction to TCP/IPThe Internet Protocol Suite (Internet Protocol Suite, abbreviated IPS) is a network communication model and a whole family of network transmission protocols,serving as the foundational communication architecture for the Internet. … Read more
OSI Reference Model OSI (Open System Interconnect) is the Open Systems Interconnection model. It is commonly referred to as the OSI reference model, which was researched by the ISO (International Organization for Standardization) in 1985 for network interconnection. To better promote network applications, the ISO introduced the OSI reference model. Its meaning is to recommend … Read more
Original: https://blog.csdn.net/dog250/article/details/80532754 “Is the TCP/IP protocol stack better in kernel mode or user mode?” The root of the problem lies in why we must deliberately distinguish between kernel mode and user mode. Introduction To avoid making this article a dry lecture, I will start with an example analysis. Recently, I have been comparing the packet … Read more