Does the J9054B 100-FX SFP-LC transceiver operate at both half and full duplex?
Yes, the J9054B 100-FX SFP-LC transceiver operates at both half and full duplex. The default port setting for this product in ProCurve switches is 100 Mbps Full Duplex (100FDx). In compliance with the IEEE 100BASE-FX spec, the maximum distance supported is 412 meters at half duplex, or 2 kilometers at full duplex.