Printer and power save control method for the same

摘要: Disclosed is a printer which performs efficient power save control by keeping track of the condition each client without having to send wasteful packets, that is, affecting network environment. The includes: unit for monitoring packets flowing on network, and updating storing client-associated last receive time packet received from any printer; determining, referring stored time, whose associated has elapsed prescribed in an idle condition, computing usage rate summing past average rates clients have been determined not be condition; setting, based computed rate, length allowed before transition made mode.