SYSTEM FOR EXTENDING XDSL DISTANCE BY USING PRELIMINARY TELEPHONE LINES WHICH ARE EXTRA PROVIDED AMONG TELEPHONE LINES CONNECTED IN BUNDLE-TYPE FROM DSLAM TO PREMISES

摘要

PURPOSE: A system for extending an XDSL(x Digital Subscriber Line) distance by using a preliminary telephone line is provided to provide a service to a shadow area. CONSTITUTION: The first terminal box(200) is separated as long as a maximum available distance from a DSLAM(Digital Subscriber Line Access Multiplexer)(100) and connected to a telephone line. A CPE(Customer-Provided Equipment)(200) of the first premises is connected through a CPE distribution terminal(210) of the first terminal box(200). The second terminal box(400) is connected to a distance extending module(220) of the first terminal box(200) through a preliminary telephone line by extending a distance therebetween to the maximum. A CPE(500) of the second premises is connected to the second terminal box(400).