Finisar’s FTLQ1381N7NL 40G CFP transceiver modules are designed for use in 40Gigabit links required for router to router client side applications or uplink interconnections to transport networks. Designed to enable optical compatibility with existing carrier client interfaces VSR2000-3R2 per ITU-T G.693, they are compliant with the CFP MSA1, IEEE 802.3bg 40GBASE-FR2 and OTU3 requirements specified in ITUTG.709. Digital diagnostics functions are available via an MDIO interface, as specified by the CFP MSA. The transceiver is RoHS-6 compliant and lead-free per Directive 2002/95/EC3.