Cisco Line Card - 12 x SFP+ 12 x Expansion Slots WS-X4712-SFP+E

The Cisco Catalyst 4500E Series also supports 10 Gigabit Ethernet line cards. The Cisco Catalyst 4500 12-port E-Series 10 Gigabit Ethernet line card (2.5:1 oversubscribed) can be deployed for high-performance and high density 10 Gigabit Ethernet aggregation in the campus and in small to medium networks as a core switch. The Cisco Catalyst 4500E Series 12-port 10 Gigabit Ethernet line card supports standard Small Form-Factor Pluggable Plus (SFP+) optics.