The Cisco 10GBASE-LR-S SFP Module delivers a wide variety of 10-Gigabit Ethernet connectivity options for data centre, enterprise and service provider applications over single-mode fibre. 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.