The Cisco 10GBASE-LR SFP Module delivers a wide variety of 10-Gigabit Ethernet connectivity options for data center, enterprise, and service provider applications over single-mode fiber. This hot-swappable input/output transceiver plugs into an Ethernet SFP+ port of a Cisco switch and offers optical interoperability with 10GBASE XENPAK, 10GBASE X2, and 10GBASE XFP interfaces on the same link.