... Product Description module,WIC,VWIC,NM,HWIV,WS...... we are the premier certified/registered partener of Cisco in China, sell new & original ... -FX SFP Fast Ethernet Interface Converter on Gigabit SFP Ports The Cisco 100BASE-FX Small Form-Factor Pluggable (SFP) Fast ... Catalyst 3750 Series, 3560 Series, and 2970 Series switches. The Cisco SFP provides full-duplex 100-Mbps connectivity between switches ...