Data exchanging system for accessing e.g. web page, has catalogue server to accept connection with private server after request reception, and exchange data stream between connections respectively established with user and private server

摘要

The system has a catalogue server (2) accessible by users via a public network e.g. Internet, and private servers (4) e.g. computer, located on private networks (5) to deliver a content to one of the users. One of the private servers delivers connection requests to the catalogue server in a cyclic manner. The catalogue server receives user requests intended to the private server, and accepts a connection with the private server after reception of the user requests. The catalogue server exchanges data stream between connections respectively established with the user and the private server.