Cable Cisco DAC (Direct-Attach Cables) với hai đầu kết nối cổng QSFP+, sử dụng giao thức 40GBASE-CU với tốc độ 40Gbps. - QSFP-H40G-CU1M= 40GBASE-CR4 Passive Copper Cable, 1m - QSFP-H40G-CU3M= 40GBASE-CR4 Passive Copper Cable, 3m - QSFP-H40G-CU5M= 40GBASE-CR4 Passive Copper Cable, 5m - QSFP-H40G-ACU7M= 40GBASE-CR4 Active Copper Cable, 7m - QSFP-H40G-ACU10M= 40GBASE-CR4 Active Copper Cable, 10m - QSFP-H40G-AOC1M= 40GBASE Active Optical Cable, 1m - QSFP-H40G-AOC2M= 40GBASE Active Optical Cable, 2m - QSFP-H40G-AOC3M= 40GBASE Active Optical Cable, 3m - QSFP-H40G-AOC5M= 40GBASE Active Optical Cable, 5m - QSFP-H40G-AOC7M= 40GBASE Active Optical Cable, 7m - QSFP-H40G-AOC10M= 40GBASE Active Optical Cable, 10m - QSFP-H40G-AOC15M= 40GBASE Active Optical Cable, 15m - QSFP-H40G-AOC20M= 40GBASE Active Optical Cable, 20m - QSFP-H40G-AOC25M= 40GBASE Active Optical Cable, 25m - QSFP-H40G-AOC30M= 40GBASE Active Optical Cable, 30m Chúc các bạn có lựa chọn hợp lý!