Cisco Genuine 1000BASE-SX GBIC WS-G5484
industry-standard Gigabit Interface Converter (GBIC) is a hot-swappable
input/output device that plugs into a Gigabit Ethernet port/slot,
linking the port with the fiber-optic network. GBICs can be used and
interchanged on a wide variety of Cisco products and can be intermixed
in combinations of IEEE 802.3z- compliant 1000BaseSX, 1000BaseLX/LH, or
1000BaseZX interfaces on a port-by-port basis.
The WS-G5484, 1000BaseSX operates on ordinary multi-mode fiber optic link spans of up to 550 m in length.