Internet accessing server for inside and outside network isolation and its processing method

The invention relates to internet accessing server and its processing method used in inside and outside network isolating. The server is used to separate the user computer with the internet. The common computer server body includes graphic terminal service module, graphic terminal network transmission module, inside network transmission control module, file transmission control module, system configuration and user management module, internet accessing transmission module. The invention uses special accessing type and transmission control to realize inside outside internet separation and safety. It not only can protect inside internet data, but also can supply outside internet inquiring and connection.