The USRobotics 10/100/1000 Copper Tap provides easy 24 x 7 access to your Gigabit Ethernet segments. Ideal for security applications or anywhere you need non-intrusive dedicated access to your network links for real-time observation or monitoring on a dedicated port mirror. A convenient DIP switch on the back of the tap can be used to select auto-negotiation at 10/100 or fixed speed and duplexing settings at 1000Mbps. The 10/100/1000 Copper Tap's fault tolerant design will help ensure that network performance and integrity will not be affected by power loss.