You share a number of files from your computer, and you've received a number of calls from users who say they can't connect to t
he files. You check your computer and find that the Ethernet cable is unplugged. You've plugged the Ethernet cable in, so now you need to start the network interface card. In this lab, your task is to: Determine which network interface went down when it was unplugged. Start the network interface from the command line.