Patent ID: 8122126
Filing Date: 2012-02-21
Classification: G06F,H04L

Abstract:
1. A device status notification device comprising a non-transitory computer-readable medium encoded with instructions for notifying a notification destination, which is connected to a network, of a status change in a device connected to the network through the network, and further comprising: a notification destination information table in which a notification destination, to which the status change in the device is notified in a case where there is the status change in the device, is registered; a notification destination validity checking unit that checks whether the notification destination registered in the notification destination information table exists with validity; and a registration deleting unit that deletes the notification destination, of which valid existence cannot be checked by the notification destination validity checking unit, from the notification destination information table, wherein the notification destination validity checking unit checks whether the notification destination registered in the notification destination information table exists with validity at predetermined time intervals, and the notification destination validity checking unit issues the reply request up to a regulated number of times to the notification destination in a case where the reply from the notification destination cannot be acquired for the issuing of the reply request and determines that the notification destination, from which the reply cannot be acquired for the issuing of the reply request exceeding the regulated number of times, does not exist with validity.