TELEPHONE NETWORK FOR A STRUCTURED ITEM AND TELEPHONE COMMUNICATION SYSTEM BETWEEN REMOTE STRUCTURED ITEMS USING THIS NETWORK

摘要

The present invention pertains to the field of electronic communications and essentially relates to a telephone network, for a structured item such as an office, that comprises a local computer network for connecting computers on the transmission and reception side of the system through network adapters as well as a plurality of phone sets. The telephone network also includes a computerised telephony server which is connected to the local computer network and to a general-purpose telephone network. Each phone set is directly connected to the local computer network. The connection is carried out through a telephone adapter and through a network adapter serially connected to the latter. The telephone adapter is provided with functions for converting analog/digital signals adapted to the clock frequency of the local network, signals for calling subscribers at addresses of other telephone adapters connected to this local computer network as well as clearing signals. As for the connection of remote items comprising analog telephone networks, the local computer network of each item is provided with a router through the channel of an external computer network, wherein said router is capable of connection through said channel to the routers of other local networks.