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How many forms of servers are there? I believe that most people do not understand, today, in order to let you know more about the form of the server, give you a summary of the following content, follow the editor to have a look.

1. File server (File Server)

File server, also known as file server, refers to the local area network, in order to file data sharing as the goal, the need for multiple computers to share files in a computer, this computer is the file server. A file server is a computer responsible for central storage and data file management so that other computers on the same network can access these files at any time. The file server allows users to share information on the network without having to move through floppy disks or other external storage devices, saving manpower and time.

two。 Database server (Database Server)

The database server is composed of one or more computers running in the local area network and database management system software to provide data services for customer applications. The database server is based on the database system. It not only has the specific characteristics of the database system, but also has the functions of database management, database query and manipulation, database maintenance, database parallel operation and so on.

3. Mail server (Mail Server)

As the name implies, the mail server is a device for sending, receiving and managing e-mail. It is more secure and efficient than free mailboxes on the Internet, so many enterprises will choose it. People exchange mail by visiting the server. The server program usually runs in the system all the time. On the one hand, it is responsible for sending out the E-mail sent on this machine, on the other hand, it is responsible for receiving the E-mail sent by other hosts, and distributing all kinds of e-mails to each user.

4. Web server (Web Server)

Web server refers to a special computer that provides some service for users in the network environment, and its main function is to provide online information browsing service. The working principle is not complex, generally can be divided into the following four steps: connection process, request process, reply process and close the connection.

5.FTP Server (FTP Server)

FTP refers to File Transfer Protocol (File transfer Protocol). In fact, it refers to a protocol specially used to transfer files, while a FTP server is a computer that provides file storage and access services on the Internet, providing services according to the FTP protocol. To put it simply, the server that can provide FTP protocol services is the FTP server.

6. Domain name Server (DNS Server)

Domain name server is actually a server equipped with DNS (Domain name system). It is a hierarchical database capable of name resolution, which is used to convert domain names and their corresponding IP addresses. A domain name is resolved to a server and the web page file is placed on the server so that the user's computer can get the web information of the domain name on the server. This is achieved through the domain name server.

7. Application Server (AP Server)

The application server provides a simple and manageable mechanism for Web applications to access system resources. It also provides low-level services such as the implementation of the HTTP protocol and database connection management. The Servlet container is only part of the application server. In addition to the Servlet container, the application server may provide other Java EE components, such as the EJB container, the JNDI server, and the JMS server.

8. Proxy server (Proxy Server)

The function of the proxy server is to represent the network users to obtain the network information. As a bridge between Internet and Intranet, it plays an extremely important role in practical applications. It can be used for many purposes, the most basic function is connection, in addition, it also includes security, cache, content filtering, access control management and other functions. More importantly, the proxy server is an important security function provided by the Internet link-level gateway, and its work is mainly in the dialogue layer of the Open Systems Interconnection (OSI) model.

Servers come in many forms and play an important role. It can be said that basically the whole Internet world runs on servers, and the emergence of server rental services makes Internet activities more active and convenient.

About the form of the server to share here, I hope that the above content can be of some help to you, can learn more knowledge. If you think the article is good, you can share it for more people to see.

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