SFP 1-Gigabit Ethernet
The industry-standard Small Form-Factor Pluggable (SFP) Gigabit Interface Converter is a hot-swappable input/output device that plugs into a Gigabit Ethernet socket, linking the port with the network. The form factor and electrical interface are specified by a multi-source agreement (MSA) and can be used and interchanged on a wide variety of products.