Network comprising a network managing apparatus, linking a plurality of video broadcast storing and displaying devices

摘要

A broadcast storing and displaying apparatus including a network, a network management apparatus for managing the network, and plural types of video apparatuses connected to the network, wherein each of the plural types of video apparatuses transmits the state thereof to the network, the network management apparatus stores the states of the plural types of video apparatuses, and each of the plural types of video apparatuses inquires about the states of the other video apparatuses to the network management apparatus and then determines a video apparatus to be a communication partner on the basis of the states of the other video apparatuses which are obtained from the network management apparatus.