Management and application for network equipments in LAN technology;

Describes briefly that the main method of how to do the external contract for the maintenance of network equipment,the primary points which should pay attention to and the great effect to the hospital s information technology.

This paper introduces some matters about managing computer network equipment in hospital from purchasing equipment, storing spare equipment,manageria duty, power supply, inspecting termly, arranging maintenance man etc.

New method and equipment for production of hardware components for network device

This paper briefly expounds the functions and working principles of concentrator and exchanger,and introduces the types and patterns of cascading and stacking of network devices and the differences between cascading and stacking.

With the fast development of the Embedded and network technology, Embedded communication network devices such as PDAs, smart phones and mobile phones etc, have become more and more popular.