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.