Saya mau tau Jasa TV interaktif, dari IP over DVB. Jelaskan dalam bahasa sunda

To provide Internet access by utilizing DVB system as a broadband downlink, in combination with some narrow-band duplex system. Examples:

Satellite Internet access for example to buildings on the country side with satellite dish, using a telephone modem as back-channel

Broadband Internet access to trains

Mobile broadband Internet access to cellular phones including a mobile TV receiver, for example a DVB-H receiver.