... .Fixed rack-mount type ODF 2.19'' standard size 3.FC,LC,SC,ST adapter ports 4.Reasonable structure 5.OEM/ODM fixed rack-mount type ODF:Fixed rack-mount ... to operate4 fiber cable entry ports at rear sideSimplex and duplex FC, LC, SC, ST adapters optional12, 24, 48, 96 cores availableWhite or ...