The 100G QSFP28 active optical cable is a Four-Channel, Pluggable, Parallel, Fiber-Optic QSFP+ AOC for 100 Gigabit Ethernet and Infiniband EDR usage. This AOC is a high performance module for short-range multi-lane data communication and interconnect usage. QSFP28 (Quad Small Form-Factor Pluggable 28) enables 100G transmission by aggregating four parallel 25G electrical lanes, delivering an optimal. Her first purchase order went to the usual OEM vendor: 400 QSFP28 LR4 modules at a discounted enterprise price of $780 per module. That afternoon, a colleague sent her a. The FS® 100GBASE Quad Small Form-Factor Pluggable (QSFP28) portfolio offers customers a wide variety of high-density and low-power 100 Gigabit Ethernet connectivity options for data center, high-performance computing networks, enterprise core and distribution layers, and service provider. Cisco ® QSFP28 100G ZR extends 100GbE coherent links from QSFP28 ports reaching up to 80km over dark fiber and up to 300km over amplified Dense Wave Division Multiplexing (DWDM) links. The Cisco QSFP28 100G ZR module expands the portfolio of digital coherent optics (DCO) modules to connect QSFP28. Coarse Wavelength Division Multiplexing (CWDM4) technology, it multiplexes four 25Gbps wavelengths to achieve an aggregate 100Gbps rate, supporting reaches up to 2 kilometers. Transmit 100Gbps data over a single pair of multimode fibers with LC connectors for distances up to 150 meters.