... the optoelectronic swithching from 10,100Base TX to 100 Base-FX. 100Base-FX .This receiver can meet the standards of IEEE802.3 ... , 10Base-TX,100Base-FX simultaneously ,and full duplex and semiduplex modes successfully.So it ... linker, a SC/ST linker;3) Indicator light:PWR,FDX,FX LINK,TX LINX,TX ACT;4) Working :Full duplex and ...