You can also add a device by simply connecting it to your Windows 8.1 computer and letting Windows do the setup for you. For example, you might want to connect your MP3 player so that you can easily sync your podcasts and music.
Tieback definition, a strip or loop of material, heavy braid, or the like, used for holding a curtain back to one side. See more.
Loopback, or loop-back, refers to the routing of electronic signals, digital data streams, or flows of items back to their source without intentional processing or modification. This is primarily a means of testing the transmission or transportation infrastructure. Many example applications exist.