• Support 10GBASE Ethernet • Hot-swappable input/output device plugs into an Ethernet X2 port of a Cisco switch or router to link the port with the network • Provides flexibility of interface choice • Supports "pay-as-you-populate" model • Supports the Cisco quality identification (ID) feature that enables a Cisco switch or router to identify whether the module is certified and tested by Cisco • Has optical interoperability with respective 10GBASE Xenpak, 10GBASE XFP and 10GBASE SFP+ modules on the same link The Cisco 10GBASE-SR Module supports a link length of 26m on standard FDDI grade MMF. Using 2000 MHz*km MMF (OM3), up to 300m link lengths are possible. Using 4700 MHz*km MMF (OM4), up to 400m link lengths are possible.