There is a short-range model (SL and SR) that allows up to 9dB of link losses and a long-range model (LL and LR) that allows up to 17dB of link losses.
The iTN8601-OTM4 is a 3R (Re-amplifying Re-shaping Re-timing) device that supports any SFP/SFP+ while being transparent to any of the following services: 1000BASE-X, 10GBASE-LAN, 10GBASE-WAN, STM-16, STM-64, CPRI-3/4/5/6/7/8, FC-2/4/8/10, OTU1, OTU2, OTU2e.
Finally, it should be noted that the equipment supports redundant power supply (AC-AC, DC-DC and AC-DC), allows individual fault propagation per channel end to end and is integrated within the NView management platform.
