Attachment Extralink_Predator_FD1108S_V2.4.02_170421_X000_and_FD1108S_WEB_V1.0.0_170421_1831.zip Model PREDATOR EPON OLT 1U 19'' 8X GIGABIT PON PORTS 8X GIGABIT UPLINK PORTS 8X SFP PORTS Software name Extralink EPON firmware