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What is Web Hosting?

青灯夜游
青灯夜游Original
2019-05-18 10:14:174211browse

What is Web Hosting?

Virtual hosting (English: virtual hosting) or shared web hosting (shared web hosting), also known as virtual server, is a method that implements multiple network domains on a single host or host group Service methods, technologies that can run multiple websites or services.

Its technology is a technology used by Internet servers to save server hardware costs. Virtual host technology is mainly used in HTTP, FTP, EMAIL and other services. It logically divides one or all service contents of a server into Multiple service units appear as multiple servers to the outside world, thereby making full use of server hardware resources. If the partitioning is at the system level, it is called a virtual server.

Virtual host, also called "website space", is to divide a physical server running on the Internet into multiple "virtual" servers. Each virtual host has an independent domain name and a complete Internet server. (Supports WWW, FTP, E-mail, etc.) functions.

Different virtual hosts on a server are independent of each other and are managed by the user. Virtual does not mean that it does not exist, but that the space is extended from the physical server, and its hardware system can Is based on a server farm, or a single server.

From the outside world, each virtual host is exactly the same as an independent host. However, a server host can only support a certain number of virtual hosts. When this number is exceeded, users will experience a sharp drop in performance.

Virtual host technology has greatly promoted the application and popularization of network technology. At the same time, virtual host rental services have also become a new economic form in the Internet era.

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