... -negotitation functions 3.ethernet media converter Gigabit SFP Optical Fiber Media Converter1. Description:IEEE802.3z/ab 1000Mbps Gigabit ... DC Supply Power, dual fiber XTR1000B-LD-110M/100M/1000M TX, 1310nm, 10km, AC Supply Power, single fiber and Bi directionXTR1000B- ... /100M/1000M, 1310nm, 20km, DC Supply Power, single fiber and Bi direction LED Description: LEDCOLORFUNCTIONFXGreenLit when 1000Base-X ...