Wireless subscriber network, data service exclusive subscriber service method in wireless subscriber network, data service exclusive subscriber access device, and data call processing method in wireless subscriber network

摘要

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a wireless subscriber line network system capable of effectively providing services for data in a wireless subscriber network, a data only service method and a call data processing method in the system, In order to provide a more efficient data service in the network, in addition to the existing voice terminal, a terminal device dedicated to data and a network access device connected to a local exchange can use a device having an interface connected to a public data network And to provide data services that are inexpensive, fast and easy in the subscriber network.