The Cisco 10GBASE SFP+ modules give you a wide variety of 10 Gigabit Ethernet connectivity options for data center, enterprise wiring closet, and service provider transport applications.  Cisco SFP+ modules offer the following features and benefits. ● Industry’s smallest 10G form factor for greatest density per chassis ● Hot-swappable input/output device that plugs into an Ethernet SFP+ port of a Cisco switch (no need to power down if installing or replacing) ● Supports “pay-as-you-populate” model for investment protection and ease of technology migration ● Digital optical monitoring capability for strong diagnostic capabilities ● Optical interoperability with 10GBASE XENPAK, 10GBASE X2, and 10GBASE XFP interfaces on the same link ● Cisco quality Identification (ID) feature enables a Cisco platform to identify whether the module is certified and tested by Cisco