Extreme Networks 10G Active DAC SFP+ 5mExtreme Networks 10G Active DAC SFP+ 5m The Extreme Networks 10G Active DAC SFP+ 5m is a high performance Direct Attach Copper (DAC) solution designed for fast, reliable 10 Gb connections in modern data centers and enterprise networks. This 5 meter active copper cable uses SFP+ connectors on both ends to provide a compact, low latency link between unpopulated SFP+ ports. It is engineered for short reach, server to switch or switch to switch