Introduction to a server
The server is a high performance computer, as nodes of the network, storage, 80% of the data processing network information, is also known as the soul of the network. Make a vivid metaphor: like a post office server switches, and PC, notebook, PDA, mobile phones and other fixed or mobile network terminal, as scattered in the home phone, all kinds of office space, public places, etc. of. We and outside daily life, work telephone communication, communication, must go through the switch, in order to reach the target phone; the same is true, network terminal equipment such as home, enterprise computer access, access to information, to communicate with the outside world, entertainment, and must pass through the server, the server can also be said to be in "organization" and "leadership" of these devices.
The second server classification
1. Press the server sub chassis structure can be divided into four categories
Desktop Server (tower server)
Rack-mounted servers
Rack server
Blade servers
2. Press the structure of the server architecture to divide
x86 servers
Non-x86 servers
3. The application of hierarchical division
Entry-level servers
Workgroup servers
Departmental server
Enterprise Server