Cisco - QSFP+ transceiver module - 40 Gigabit LAN, 100 Gigabit Ethernet - 40GBASE-BiDi, 100GBASE-BiDi - LC multi-mode - up to 328 ft - for Mellanox ConnectX-5 Ex EN. The Cisco Quad Small Form-Factor Pluggable (QSFP) portfolio offers customers high-density and low-power Ethernet connectivity for data center, high-performance computing networks, enterprise core and distribution layers, and service provider applications.The Cisco QSFP dual-rate bi-directional (BiDi) transceiver is a pluggable optical transceiver with a duplex LC connector interface for short-reach data communication and interconnect applications using Multi-Mode Fiber (MMF).