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You must also be connected to the Tufts wireless network (tuftswireless) in order to see the Apple TV. If you are on the Tufts wired network or the Tufts guest wireless network, you will not be able to see the AppleTV.
The AppleTV has an ethernet port, which may be used, but in order to connect to the device, you must be attached to the same segment of the network as the device. If the device is plugged in via ethernet, it will only be accessible from devices connected using an ethernet cable to the same segment of the network.
Connecting to the Apple TV from iOS devices (AirPlay)
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