A kind of fixed wireless point-to-multipoint network includes that multiple base stations offer wireless access are supplied to the user for providing seamless communication to cover those to multiple users; Each base station has been coupled to first network layer each other and passes through at least one many IP and/or ATM switch, referred to as IDCN switches; Each IDCN interchangers have been coupled to another and are directly communicated in the second network layer by transmitting ring, so that a user and another user be made to pass through an IDCN interchanger in the outside of the first network layer or the first network layer. A kind of network centered on integrated data provides a kind of integrated speech, data and Video service and enters network, defines the service of user by user by providing middleware so that terminal user develops services and applications; Carrier class business and distributed network and service are provided.
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