Being storage substitution manner to the newly founded station building from the existing station

摘要

PROBLEM TO BE SOLVED: To provide a line changeover method with which operation is made possible for changing over an optical cable from an existing office building to a newly built one in a short service suspension time and verification after the changeover can also be facilitated.;SOLUTION: This is a line changeover method from the existing office building to the newly built one for the purpose of switching, to the new office, an optical cable that connects the existing office building with the subscriber equipment. If the optical cable is composed of a large number of coated optical fibers in which n-count coated optical fiber ribbons are bundled in a plurality of sets, the changeover operation of the optical cable is performed by the ribbon units.;COPYRIGHT: (C)2007,JPO&INPIT