The second-generation 100GE CFP optical transceiver modules are designed for use in 100 Gigabit Ethernet links over single mode fiber. They are compliant with the CFP MSA and IEEE 802.3ba 100GBASE-LR4. Digital diagnostics functions are available via an MDIO interface, as specified by the CFP MSA and Finisar Application Note AN-2080. The optical transceiver is compliant per the RoHS Directive 2011/65/EU. See Finisar Application Note AN-2038 for more details.