https://www.reachoptics.com/10-100-1000m-media-converter.html en https://www.reachoptics.com/rm-3100-l2.html Reachoptics' 10/100/1000M Media Converter Supports IEEE802.3 10 Base-T standard/IEEE 802.3u 100Base-Tx/Fx standard/IEEE 802.3z 1000Base-Tx/Fx standard,as well as full duplex and half duplex mode. https://www.reachoptics.com/ 2017/2/24 10:59:18