Network Protocols

Have You Been Asked About the TCP/IP Protocol in an Interview?

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Have You Been Asked About the TCP/IP Protocol in an Interview?

From: Xia Yu Link: blog.csdn.net/yulyu/article/details/69062288 Image from the internet 0 Introduction Mastering TCP/IP and proficiently using Sockets for network programming. Seeing this sentence, does it feel familiar? Many people have encountered this requirement when submitting their resumes, and many might think that such knowledge is generally unnecessary in actual development, thus dismissing it. However, the … Read more

An Introduction to TCP/IP: Understanding HTTP

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An Introduction to TCP/IP: Understanding HTTP

1 TCP/IP 1.1 Definition of TCP/IP TCP/IP is a suite of protocols, also known as the Internet Protocol Suite. Computers can only communicate by adhering to these rules. TCP and IP are just two of the important protocols, which is why the suite is named TCP/IP. It actually consists of four layers of protocols. 1.2 … Read more

Detailed Explanation of Data Communication Process Accessing WEB Server Using TCP/IP Reference Model

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Detailed Explanation of Data Communication Process Accessing WEB Server Using TCP/IP Reference Model

The fundamental basis of data communication in today’s IP networks is the TCP/IP reference model. Today, we will use a PC to access a WEB server to deeply understand the TCP/IP reference model. As the article is quite lengthy, it is recommended to save it for later reading. TCP/IP Reference Model Computer Network: Simply put, … Read more

HTTP/3 Server Development: Performance Comparison of QUIC Protocol Implemented in Go

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HTTP/3 Server Development: Performance Comparison of QUIC Protocol Implemented in Go

Click the above“blue text” to follow us I just returned from a meeting with my boss, and he immediately asked, “Why is our app so slow? Especially when the network is unstable, it’s so laggy that it makes people want to throw their phones!” I thought to myself, isn’t this just the old problem of … Read more

MQTT + UART = Remote Debugging?

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MQTT + UART = Remote Debugging?

In previous articles, we introduced MQTT and UART. So what do we get when we combine them? As engineers, we often encounter the following scenario: on-site, we need to connect a computer to a PLC or control device via a serial port, and the PC reads or writes data to the on-site device using a … Read more

Learn Interface Testing from Scratch – HTTP Message Structure

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Learn Interface Testing from Scratch - HTTP Message Structure

1. HTTP Request/Response Message 1. HTTP Communication Process: The client sends a request to the server, and the server returns a response to the client. 2. Message: The message: Information exchanged between the HTTP protocol client and server. It is divided into message header and message body. Request message: The request information submitted by the … Read more

What Went Wrong with TCP in HTTP 3.0?

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Since HTTP/1.0, up to HTTP/2, regardless of how the application layer protocol has improved, TCP has always been the foundation of the HTTP protocol, mainly because it provides a reliable connection. However, starting from HTTP 3.0, this situation has changed. Because, in the newly released HTTP 3.0, the TCP protocol has been completely abandoned. TCP … Read more

Exploring LoRaWAN: Competing with NB-IoT After Standardization?

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Exploring LoRaWAN: Competing with NB-IoT After Standardization?

Source: Aisen Smart, Thinking Author: IoT Media Edited and Published The LoRa industry has experienced significant ups and downs in the past year. At the end of last year, a policy from the Ministry of Industry and Information Technology stirred controversy within the industry and cast a shadow over the development of the LoRa industry. … Read more

Ten Essential Questions About TCP/IP

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Ten Essential Questions About TCP/IP

Click the “Learn Algorithms in Five Minutes” above and choose the “Star” public account Heavy content delivered first Source: 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 … Read more

Is 5G Ready to Abandon TCP/IP?

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Is 5G Ready to Abandon TCP/IP?

For more advanced 5G services, TCP/IP is considered suboptimal. On April 7, the European Telecommunications Standards Institute (ETSI) announced the establishment of a new industry specification working group, “Non-IP Networking” (ISG NIN). The goal of this working group is to research and develop new network protocols for 5G networks to replace TCP/IP. The press release … Read more