10GBASE SFP+ modules (Figure 1) 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.