Provides a resilient, short-haul, high-performance inter-workgroup or workgroup-to-backbone 100 Mbps Ethernet connection. Single Port Fiber 100 Mbps Ethernet Connectivity Scale the performance of your Ethernet/Fast Ethernet network by adding this module to the 3Com SuperStack 3 Switch 4400 10/100 managed switch. This module provides a resilient, short-haul, high-performance inter-workgroup or workgroup-to-backbone 100 Mbps Ethernet connection. Features: Provides a short-haul fiber interface. Support for 802.3z full-duplex Gigabit Ethernet delivers up to 2 Gbps throughput. Provides a resilient link backbone to improve overall fault tolerance. Inserts easily into the expansion slot at the back of the Switch 4400. Standards-based 802.1p, 802.1Q, and multicast filtering support multimedia applications.