This Cisco® SFP-10G-AOC3M to Extreme Networks® 10305-AOC dual OEM compatible 10GBase-AOC SFP+ to SFP+ active optical cable has a maximum reach of 3.0m (9.8ft). It is 100% Cisco® to Extreme Networks® compatible and has been programmed, uniquely serialized, data-traffic and application tested to ensure that it is compliant and functional. This active optical cable will initialize and perform identically to Cisco® to Extreme Networks®'s individual cables and is built to meet or exceed Cisco® to Extreme Networks®'s specifications. This product complies with MSA (Multi-Source Agreement) standards and is TAA (Trade Acts Agreement) compliant. We stand behind the quality of our products and proudly offer a limited lifetime warranty.