Based on principles of advanced, availa ble, reliable, safe, saving, easy maintenance and easy expanding, a scheme of establishing a small LAN is presented with a specific example of configuration.

• 以“先进、实用、可靠、安全、节约、易维护、易扩充”为原则，介绍了组建一个小型局域网的方案，并给出了具体配置实例。