Trendnet TEW-D100 is a monitoring device that allows you to keep track of all the devices connected to your network, scan them, and detect any issues. It also enables you to manage your network remotely via a mobile app. The initial setup is easy and can be done in 5 minutes. All you need to do is connect the device to your network, download the app, and create an account. Once the setup is complete, the device will start scanning your network and detecting all the devices connected to it. This process can take up to 10 minutes.