Cisco 1000BASE-T SFP (spare) GBIC

The Cisco® industry-standard 1000BASE-T Small Form-factor Pluggable (SFP) gigabit interface converter (GBIC) is a hot-swappable input/output device that plugs into a Gigabit Ethernet port or slot, linking the port with the network. The Cisco SFP provides full-duplex Gigabit Ethernet connectivity to high-end workstations and between wiring closets over existing copper network infrastructure.

Features:
Hot-swappable when deployed, the switch or router does not have to reboot
Interchangeable with other 1000BASE-X SFPs on the same linecard
Supports Cisco quality ID feature that enables the switch or router to identify whether the SFP is a Cisco SFP