<p>IN-HOME UNIT MONITORINC SYSTEM HOME APPLIANCE MONITORING SYSTEMA home appliance monitoring system includes: a plurality of home systems respectively including a central managing device configured to collect monitoring information from a home appliance; and a center server connected to the central managing device of each home system. The center server calculates the current load amount, and sends an activating instruction signal or a deactivating instruction signal to each central managing device on the basis of the current load amount. The central managing device sets its communication status to an activated status in response toreceiving the activating instruction signal, and sets its communication status to a deactivated status in response to receiving the deactivating instruction signal. The home system stores the monitoring information while the communication status is the deactivated status. The home system sends the stored monitoring information to the center server when the communication status is switched from the deactivated status to the activated status. The home system sends the monitoring information to the centerserver while the communication status is the activated status. The center serverstores the monitoring information received from the home system.(Fig. 1)</p>
