Patent ID: 8310352
Filing Date: 2012-11-13
Classification: H04L

Abstract:
1. A relay apparatus comprising: a plurality of external units; a receiving unit that receives data from an external unit among the plurality of external units; a sending unit that sends the received data to another external unit among the plurality of external units; a sleep determining unit that determines, in accordance with the received data for notifying, whether it is possible to make the external unit be in a sleep status or not; and a sleep directive sending unit that sends a directive for leading the sleep status to the external unit when the sleep determining unit has determined that it is possible to make the external unit become in a sleep status, wherein when the receiving unit has received data for notifying an operation status of the external unit, the sending unit sends outside data representing the operation status of the external unit, in accordance with the received data for notifying, and when the sleep determining unit has determined that it is possible to make plural external units among the plurality of external units become in the sleep status, the sleep directive sending unit sends the directive for leading the sleep status to the plural external units.