"探索电子商务：从网络结构到技术应用，解析互联网历史与未来发展"。

The Internet has transformed the way we communicate, work, and do business. In this chapter, we explored the origin, growth, and current structure of the Internet. We learned how packet-switched networks are combined to form the Internet, allowing for efficient data transmission across the globe. Understanding Internet, e-mail, and Web protocols is essential for navigating the online world, and we delved into how these protocols work. Internet addressing plays a crucial role in ensuring data reaches its intended destination, and we gained insights into how Web domain names are constructed. We also delved into the history and use of markup languages on the Web, such as HTML, which serve as the building blocks for webpages. Understanding how HTML tags and links work is essential for creating and navigating websites effectively. Furthermore, we explored the various technologies that people and businesses use to connect to the Internet. With advances in technology, the Internet has become more accessible and efficient, enabling seamless connectivity for users worldwide. As we continue to embrace the digital age, it is essential to understand the fundamental concepts and workings of the Internet to leverage its full potential in our personal and professional lives.