The Cisco XFP-10GER-OC192IR compatible XFP transceiver supports up to 40km over a standard pair of single mode fiber (SMF). This transceiver is compliant with IEEE802.3ae 10GBASE-ER, XFP MSA standards. The built-in digital diagnostics monitoring (DDM) allows access to real-time operating parameters. It is suitable for SONET/SDH and Ethernet applications. The 10G transceiver is ideal for 10G Ethernet, Telecom, and Data Center.