Cisco 100BASE-FX SFP module for 100-MB ports, 1310 nm wavelength, 10 km over SMF

Features:-Hot-swappable when deployed, the switch or router does not have to reboot.-Supports the "pay-as-you-populate" model.-Interchangeable with other 100BASE-X SFPs on the same line card.-Supports the Cisco quality ID feature that enables the switch or router to identify whether or not the SFP is a Cisco qualified SFP.-Optically interoperable with respective 100BASE-X Ethernet interfaces on the same link.The Cisco 100BASE-LX10 SFP (part number GLC-FE-100LX) operates on ordinary single-mode fiber-optic (SMF) link spans up to 10 kilometers long.