Differences between Internet and Intranet
Internet is a global computer interconnection network. It is also a huge information resource. The most important thing is global information resource sharing. There are three basic functions for Internet: email, remote logon, and file transfer. Internet connections are divided into network connections, single-host connections, and terminal connections by device. There are physical connections and telephone lines connected by line. Generally, the connection method is divided by the connected line. The Internet uses the TCP/IP protocol to connect global Internet users. The most widely used information service system on the Internet is the WWW System (World Wide Web). It has great flexibility and is easy to provide various information services. WWW uses file-oriented reading methods based on hypertext technology (HTTP. Provides text and graphics in a certain format. Web links global information resources by keyword, so that information can be searched in a linear manner and accessed in a crossover manner.
Intranet is an enterprise internal network built using Internet technology. Its core technology is web-based computing. Intranet is an enterprise's internal information and exchange infrastructure. It is based on internet communication standards, Web technologies and equipment, to construct or transform an enterprise intranet that can provide Web Information Services and connect to other service applications such as databases. It can connect to the Internet as part of it. When there is security requirements, it uses a "firewall" to isolate it from the Internet. With the help of a universal browser graphic interface, users can access various internal and external information and resources by clicking on the text and graphics they are interested in.