Cisco Systems WS-X4148-FX-MT++= - Catalyst 4500 Fe Switch Module 48-100FX MMF

Cisco Catalyst 4500 Series EFM line cards are also appropriate for manufacturing facilities transportation monitoring and fiber-to-the- desktop applications. Ethernet over fiber enables operation in noisy electromagnetic environments providing physical security and longer reaches with the same well-understood Ethernet transport.Cisco Catalyst 4500 Series EFM line cards are the industry's highest-density line cards for optical Fast Ethernet and Gigabit Ethernet with full support of IEEE 802.3 standards for Ethernet over fiber. The Cisco Catalyst 4500 Series line cards are designed with functional transparency that allows full integration with the supervisor engine's capabilities to increase deployment lifetime. New capabilities are delivered to each line card port simply by swapping the supervisor engine. Cisco Catalyst 4500 Series switches deployed with the Cisco Catalyst 4000/4500 Supervisor Engine 4 offer quality of service sophisticated traffic management and comprehensive security.