Cisco Catalyst 4000 Series 48-Port 100BASE-FX Line CardThe Cisco Catalyst 4000 Series 48 Port 100BASE FX Line Card is a dense, fiber ready extension engineered for the access and distribution layers of enterprise networks. Built to support 100 Mbps Fast Ethernet over multimode fiber, this line card provides a scalable, modular path to upgrade paths in campus and large office environments. Its designed to integrate seamlessly with the Cisco Catalyst 4000 family, helping organizations maximize their