| http://www.w3.org/ns/prov#value | - Change of a Wavelength Path to the Standby Route for the Optical Cross Connect In the optical cross connect apparatus 1 according to the first embodiment having such a configuration as described above, since the standby (for redundant use) wavelength selective switches 121 and 122 are used commonly by the wavelength selective switches 101 to 104 and 111 to 114 through the optical couplers 131 to 1
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