... front-wiring, small size, high capacity, maximum EPON optical fiber interfaces reach up to 16.Ø Provide single main ... standard, support 20km transmission distance (Standard configuration without optical module)4Uplink interface module(HUP)1Hot-swappable 4 GE ... SFP slot,support 4GE+10GE XFP(Standard configuration without optical module)5Fans module(FAN16)1Hot-swappable fans module6Power module( ...