This HP® 537963-B21 to Extreme Networks® 10306 dual OEM compatible 10GBase-CU SFP+ to SFP+ passive TAA (Trade Acts Agreement) compliant direct attach cable has a maximum reach of 5.0m (16.4ft). It is 100% HP® to Arista Networks® compatible and has been programmed, uniquely serialized, and data-traffic and application tested to ensure that it is compliant and functional. This direct attach cable will initialize and perform identically to HP® and Arista Networks®'s individual cables and is built to meet or exceed HP® and Arista Networks®'s specifications, and comply with MSA (Multi-Source Agreement) standards. We stand behind the quality of our products and proudly offer a limited lifetime warranty.