DLNA is a connection protocol/specification for media servers to be able to communicate with various types of devices. You can (kind of) think of it as distributed AirPlay. Whereas AirPlay "casts ...

We demonstrate a prototype of Dial-to-Connect (D2C) VPN system for transmitting DLNA (Digital Living Network Alliance) protocols between home networks. Research studies implemented proxy systems over ...

For example, you would connect your TV to your network with an ethernet cable (or possibly wireless) and then the TV's DLNA function would browse an attached NAS or other DLNA server device.