As Internet sweeps the world at an alarming rate，the campus network becomes an important part of the computer network，which will be connected by computers distributed all over the school，communicating with each other according to network protocols，and aiming at sharing software，hardware and data resources. Providing abundant education and teaching information and resources is the vitality of campus network. Campus network has the advantages of faster，more efficient and lower relative cost. The campus network is now part of the campus，in order to facilitate the teaching of teachers，students to carry out practical exercises，the current construction of a set of campus network，this set of network needs learn from the central computer Room docking，and for the whole school teachers and students to provide online and offline teaching，more convenient for teaching，guidance.
The most basic function of campus network is to realize the transmission of all kinds of information between computer and computer，so that computer users scattered in different places in the campus can carry out centralized control management. The establishment of a network server in the central computer room of the campus can provide all kinds of teaching resources for the whole campus network and comprehensively manage these resources. The sharing of information resources is that it is easy to connect the campus network to the computer terminals in the Internet，network through access DDN or ISDN，which can not only exchange information resources，but also enjoy the relevant data on the network server and Internet the inexhaustible on the Internet. exhausted huge information resources，the role of campus network in teaching activities will also be multiplied. The network can carry on the multimedia teaching of picture，text and sound，can replace the language laboratory to carry on the more vivid language teaching，but also can use a large number of ready-made teaching environment，which can not be achieved by any teaching method in the past.
