Cisco Line Card Classic - switch - 48 ports - plug-in module

The Cisco Catalyst 4500 Series offers a variety of GBIC- or SFP-enabled gigabit solutions for high-performance Gigabit Ethernet uplinks and server farm connectivity. The five GBIC- or SFP-enabled gigabit line card options for the Cisco Catalyst 4500 Series include different port versions. GBIC or SFP technology allows customers to intermix intrabuilding MMF connections and long-distance single-mode connections simply by changing the GBIC or SFP type.