Extend your network up to 2 kilometers over multimode fiber with plug-and-play installation. LMC300 can be used as a standalone unit or rackmount in the 16-Slot LinkGain Chassis. The Link Fault Pass-Through (LFP) shuts down a link if the other side fails. The units auto-sensing 10-/100-Mbps copper ports feature MDI/MDI-X. Must be used in pairs.