The Cisco Catalyst 4500 Supervisor Engine II-Plus 10GE rounds out the Catalyst 4500 Supervisor portfolio by delivering 10-Gigabit capability in an enhanced Layer 2 Supervisor Engine. The Supervisor Engine II-Plus-10GE is equipped with both Gigabit (SFP) and line rate 10-Gigabit (X2) ports on the supervisor allowing for 10-Gigabit future proofing and an easy and cost-efficient migration to 10 Gigabit.