CISCO CATALYST 4500E SERIES LINE CARDS
E-Series line cards offer more switching capacity per slot. This rise in per-slot switching capacity with the E-Series line cards warrants the Cisco Catalyst 4500E Series chassis and the Cisco Catalyst 4500E Series Supervisor. There are two kinds of E-Series line cards offered centered on the per-slot switching capacity. E-Series line cards beginning with “47” function at 48 gigabits per slot. E-Series line cards beginning with “46” function at 24 gigabits per slot.